高一生物试题考生注意:1.本试卷分选择题和非选择题两部分,共100分。考试时间75分钟。2.请将各题答案填写在答题卡上。3.本试卷主要考试内容:人教版必修1第1章~第3章第1节。p一、选择题:本题共15小题,每小题2分,共30分。在每小题给出的四个选项中,只有一项是符合题目要求的。1.某市内多名学生参加了“掌心森林微景观”DY活动。“掌心森林”的制作过程大致是将黑」放入玻璃瓶,种上清新的植物,铺上绿绿的苔藓,再盖上彩砂和铺面石,最后搭配可爱的玩摆件。“掌心森林”属于生命系统结构层次中的如B.生态系统C.种群D.群落A.生物圈2.细胞学说被誉为19世纪自然科学的三大发现之一。细胞学说的建立者主要是两位德国科酃家施莱登和施旺。下列有关细胞学说的叙述,错误的是A.施莱登和施旺建立细胞学说的过程中,运用了完全归纳法B,细胞学说揭示了动物和植物的统一性,从而阐明了生物界的统一性C.依据细胞学说,认识生物生长、发育等现象的奥秘需要到细胞中寻找D.“新细胞是由老细胞分裂产生的”是在细胞学说的修正发展中提出来的数3.已知“①新冠病毒、②蓝细菌、③大肠杆菌和④水稻叶肉细胞”是自然界中的几种生物或细下列说法正确的是钢A①②③④都具有细胞膜和细胞质B/②③④都具有核糖体相C.②和④都在叶绿体中进行光合作用D.③和④的遗传物质位于染色体上4.某同学用甲和乙两种溶液进行还原糖和蛋白质的检测实验,所有操作均正确无误,实验如表所示。下列说法正确的是溶液甲乙添加试剂斐林试剂双缩脲试剂斐林试剂双缩脲试齐实验现象砖红色沉淀淡蓝色淡蓝色紫色A斐林试剂是含有Cu2+的酸性溶液B.双缩脲试剂使用时需要水浴加热C.观察颜色变化时,需要使用显微镜D.甲中含还原糖,乙中的物质含肽键【高一生物第1页(共6页)】·23
湖南师大附中2021级高三摸底考试试卷生物学参考答案一、单项选择题(本题共12小题,每小题2分,共24分。每小题只有一个选项符合题目要求。)题号24689101112答案ABB0DADCD1.A【解析】原核细胞内的DNA一组蛋白体的组成成分与真核细胞内的染色体相同,但结构不同,A错误;细胞质中植入活的大肠杆菌产生ATP的功能与线粒体的功能相似,都是提供能量,B正确;细胞骨架是细胞内一套由蛋白质纤维组成的系统,具有物质运输、能量转换和信息传递等功能,C正确;本研究过程是从原核细胞一步步构建成模拟真核细胞,从细胞起源和进化的角度分析,这一研究可以为生物有共同的祖先提供证据,D正确。2.B【解析】分析题图可知:蔗糖运输到筛管需要SU载体,动力是H浓度差,属于主动运输,A正确;其运输速率不仅与H叶浓度差有关,也与SU载体的数量或空间结构有关,B错误;SU载体功能缺陷的叶肉细胞中,蔗糖的运输会受阻,进而会积累更多的蔗糖,C正确;研究该机制,可以更好地了解蔗糖产生后的去向,以便了解光合产物的分配规律,从而对提高作物产量具有重要意义,D正确。3.C【解析】[H]的氧化发生于线粒体内膜,推测线粒体内膜上的细胞色素c可能参与[H]的氧化,A正确;当细胞衰老时,释放的细胞色素℃较多,C-9酶更容易被活化,细胞更容易走向凋亡,B正确;C-9酶和C-3酶的活化能促进细胞调亡,故抑制癌细胞的C-9酶或C-3酶可促进癌细胞增殖,C错误;细胞调亡的过程是基因的选择性表达,也有新的基因表达和某些生物大分子的合成,凋亡的细胞内有些酶活性增加,如C-9酶和C-3酶,D正确。4.C【解析】B和B2是一个精原细胞经减数第一次分裂形成的两个次级精母细胞,二者含有的性染色体形态不同,A错误;B,和B2是减数第一次分裂产生的子细胞,是由于同源染色体分离造成的,所以二者遗传信息不同,B错误;A1、A2是体细胞,核DNA分子数目为2n,B、B2是次级精母细胞,核DNA分子数为2n,C、C2、D、D2是精细胞,核DNA分子数正常为n,虽然D和D2发生了染色体变异,但不影响核DNA分子总数,所以核DNA分子数目A=A=B=B=C十C2=D十D2,C正确;D变异的原因是姐妹染色单体移向了一极,如果是由于纺锤丝的形成受阻,则不会分裂形成两个子细胞,染色体数目会加倍,D错误。5.D【解析】根据启动子和终止子的位置,确定转录方向是从左往右,因此模板链只能是3'→5'的B链,A正确;启动子是RNA聚合酶识别和结合的部位,过程①转录中RNA聚合酶与启动子结合后相继驱动多个基因(基因1、基因2等)的转录,B正确;从图上看,rRNA能与RPI、RP2及其他核糖体蛋白结合形成核糖体;mRNA上的RBS是核糖体结合位,点,当细胞中缺乏rRNA分子时,RPI不与rRNA结合而是与mRNA上的RBS位,点结合,导致核糖体不能与RNA结合,进而阻止翻译的起始,C正确;过程①是转录,②是翻译,碱基互补配对的方式不完全相同,原核细胞没有线粒体,因此需要的能量不是来自线粒体,D错误。6.B【解析】肺炎患者肺部血管通透性增大,可导致血浆蛋白渗出,从而组织液渗透压相对升高,引起肺水肿,A正确;神经细胞的静息电位是由钾离子外流引起的,静脉滴注氯化钠对神经细胞的静息电位影响不大,B错误;肺水肿时,新冠肺炎重症患者容易出现呼吸肌疲劳,当呼吸肌收缩时,其肺部扩张不足,氧气难以入肺,进而使身体得到的氧气减少,同时肺泡内渗出液增多,使得肺泡壁增厚,影响了肺泡与周围毛细血管的气体交换,会导致血氧饱和度下降和酸碱衡失调,C正确;血浆肝酶含量高于正常值说明肝细胞膜的通透性增加,肝细胞可能受到一定程度的损伤,D正确。7.D【解析】由图可知,Y、Y2、Y,是浆细胞分泌的三种抗体,作用原理不同。胰岛B细胞可以直接感受血糖浓度升高而分泌胰岛素,抗体Y1与胰岛B细胞上的受体结合以后,使胰岛B细胞无法感受血糖浓度的变化,从而不能分泌胰岛素,A正确;根据题图分析可知,图中②所示的患病机理是抗体Y2直接作用于胰岛B细胞,导致胰岛素分泌减少,血糖浓度升高,B正确;抗体Y?与靶细胞上的胰岛素受体结合,使胰岛素与其受体的结合机会减少,若其靶细胞是肝生物学参考答案(附中版)一1
湖南师大附中2021级高三摸底考试试卷生物学参考答案一、单项选择题(本题共12小题,每小题2分,共24分。每小题只有一个选项符合题目要求。)题号24689101112答案ABB0DADCD1.A【解析】原核细胞内的DNA一组蛋白体的组成成分与真核细胞内的染色体相同,但结构不同,A错误;细胞质中植入活的大肠杆菌产生ATP的功能与线粒体的功能相似,都是提供能量,B正确;细胞骨架是细胞内一套由蛋白质纤维组成的系统,具有物质运输、能量转换和信息传递等功能,C正确;本研究过程是从原核细胞一步步构建成模拟真核细胞,从细胞起源和进化的角度分析,这一研究可以为生物有共同的祖先提供证据,D正确。2.B【解析】分析题图可知:蔗糖运输到筛管需要SU载体,动力是H浓度差,属于主动运输,A正确;其运输速率不仅与H叶浓度差有关,也与SU载体的数量或空间结构有关,B错误;SU载体功能缺陷的叶肉细胞中,蔗糖的运输会受阻,进而会积累更多的蔗糖,C正确;研究该机制,可以更好地了解蔗糖产生后的去向,以便了解光合产物的分配规律,从而对提高作物产量具有重要意义,D正确。3.C【解析】[H]的氧化发生于线粒体内膜,推测线粒体内膜上的细胞色素c可能参与[H]的氧化,A正确;当细胞衰老时,释放的细胞色素℃较多,C-9酶更容易被活化,细胞更容易走向凋亡,B正确;C-9酶和C-3酶的活化能促进细胞调亡,故抑制癌细胞的C-9酶或C-3酶可促进癌细胞增殖,C错误;细胞调亡的过程是基因的选择性表达,也有新的基因表达和某些生物大分子的合成,凋亡的细胞内有些酶活性增加,如C-9酶和C-3酶,D正确。4.C【解析】B和B2是一个精原细胞经减数第一次分裂形成的两个次级精母细胞,二者含有的性染色体形态不同,A错误;B,和B2是减数第一次分裂产生的子细胞,是由于同源染色体分离造成的,所以二者遗传信息不同,B错误;A1、A2是体细胞,核DNA分子数目为2n,B、B2是次级精母细胞,核DNA分子数为2n,C、C2、D、D2是精细胞,核DNA分子数正常为n,虽然D和D2发生了染色体变异,但不影响核DNA分子总数,所以核DNA分子数目A=A=B=B=C十C2=D十D2,C正确;D变异的原因是姐妹染色单体移向了一极,如果是由于纺锤丝的形成受阻,则不会分裂形成两个子细胞,染色体数目会加倍,D错误。5.D【解析】根据启动子和终止子的位置,确定转录方向是从左往右,因此模板链只能是3'→5'的B链,A正确;启动子是RNA聚合酶识别和结合的部位,过程①转录中RNA聚合酶与启动子结合后相继驱动多个基因(基因1、基因2等)的转录,B正确;从图上看,rRNA能与RPI、RP2及其他核糖体蛋白结合形成核糖体;mRNA上的RBS是核糖体结合位,点,当细胞中缺乏rRNA分子时,RPI不与rRNA结合而是与mRNA上的RBS位,点结合,导致核糖体不能与RNA结合,进而阻止翻译的起始,C正确;过程①是转录,②是翻译,碱基互补配对的方式不完全相同,原核细胞没有线粒体,因此需要的能量不是来自线粒体,D错误。6.B【解析】肺炎患者肺部血管通透性增大,可导致血浆蛋白渗出,从而组织液渗透压相对升高,引起肺水肿,A正确;神经细胞的静息电位是由钾离子外流引起的,静脉滴注氯化钠对神经细胞的静息电位影响不大,B错误;肺水肿时,新冠肺炎重症患者容易出现呼吸肌疲劳,当呼吸肌收缩时,其肺部扩张不足,氧气难以入肺,进而使身体得到的氧气减少,同时肺泡内渗出液增多,使得肺泡壁增厚,影响了肺泡与周围毛细血管的气体交换,会导致血氧饱和度下降和酸碱衡失调,C正确;血浆肝酶含量高于正常值说明肝细胞膜的通透性增加,肝细胞可能受到一定程度的损伤,D正确。7.D【解析】由图可知,Y、Y2、Y,是浆细胞分泌的三种抗体,作用原理不同。胰岛B细胞可以直接感受血糖浓度升高而分泌胰岛素,抗体Y1与胰岛B细胞上的受体结合以后,使胰岛B细胞无法感受血糖浓度的变化,从而不能分泌胰岛素,A正确;根据题图分析可知,图中②所示的患病机理是抗体Y2直接作用于胰岛B细胞,导致胰岛素分泌减少,血糖浓度升高,B正确;抗体Y?与靶细胞上的胰岛素受体结合,使胰岛素与其受体的结合机会减少,若其靶细胞是肝生物学参考答案(附中版)一1
(3)高抑制心博强度,对心率基本无影响(2分)用3.0V的电刺激迷走交感神经干用10.0V电刺激迷走交感神经干迷走神经和交感神经对心脏影响结果记录表(4分,标题1分,表格1分,每个步骤结果1分)操作滴加阿托品后电极刺激滴加普茶洛尔后电极刺激心博强度增加减弱心率增加(或不变)减慢Z20名校联盟(浙江省名校新高考研究联盟)2024届高三第一次联考生物参考答案第2页共2页
21.(12分)盐酸洛美沙星是一种氟喹诺酮药物,具有抗肿瘤活性。某课题组设计的合成路线如下(部分反应条件已省略):CHOHC-C(COOCH,CH)AH2/NiBcDPh,OC.H2FNO2CHFNDPECHIFNOHCCOO OOCCH,0-0O-BHNNHEC,H,BrB(OOCCH为C2HFNO;K,CO/DMFZnCl,DMSOOHH(CH)N、HCIC2H2.F2NO,BHCIC,HOH盐酸洛美沙星请回答:(1)下列说法不正确的是A.化合物A分子中所有原子一定共面B.根据合成路线推测,化合物C能与其他物质发生缩聚反应C.化合物G中含有配位键D.洛美沙星的分子式为C17H18F2N3O3(2)化合物B的官能团名称是▲;化合物H的结构简式是▲。(3)写出D→E的化学方程式▲。(4)写出3种同时符合下列条件的化合物F的同分异构体的结构简式(不包括立体异构体)▲①H一NMR谱表明:分子中共有3种不同化学环境的氢原子:②IR谱检测表明:苯环上有多酚羟基且相邻,且分子不含一CN,含一N=O:③分子中还有一个五元碳环。NH,(5)以苯胺(和甲氧亚甲基丙二酸二甲酯[CH3OHC-=C(COOCH3)2]为原料,设计合成如下图所示化合物的合成路线(用流程图表示,无机试剂、有机溶剂任选)▲。-OCH浙江省重点中学拔尖学生培养联盟高三化学试题卷第8页共8页
第30期A版测试题参考答案1-5 CBBBC6-10 CBBAA11-15 ACABC16-20 ACAAC21:25 DBBDB26-30 DCADD31-35 BBADC36-40 CFADE41-45 CAADB46-50 CABCD51-55 CAABC56-65 (One possible vhrsion)56.remains57.harmful58.a59.observing60.to get61.is designed62.creation63.for64.skillfully65.wh0写作(One possible version)第一节Dear Chris,I'm writing to tell you about the scheduleof the calligraphy course we signed up forlast week.The course is starting next week and isarranged at 10:00 am every Saturday,eachlesson lasting for two hours.During theclass,the teacher will firstly introduce somebasic knowledge of calligraphy,like thedevelopment of calligraphy.Afterwards,wewill receive some practical writing training.By the way,I suggest we read somethingabout calligraphy in advance so that we canbetter master the calligraphy skills.And ifyou have any questions,please let me know.Yours,Li Hua第二节Paragraph 1:I stopped by Joe's house later.I asked totalk to him and his mother looked worried.When I said I would praise him for his goodbehavior,she looked so surprised.I told Joethat I had seen him help a little girl on hisway back home,and that I didn't get out ofmy car because he had everything undercontrol.I told him that he handled the emer-gency perfectly and that I thought he was ahero.Then I saw Joe's beautiful smile againParagraph 2:His mother expressed gratitude to me asshe showed me to the door.She was movedto tears because it was so rare for Joe toshow kindness and to be.recognized in apositive way.As a mother,she always worriesabout her son's future and the challenges hefaces from society.After that,I tried mybest to let more kids and parents knowabout Joe.We began to treat him with morepatience.Later,Joe became a member of theactivity club.And he has lots of friends now.
B.“冒白烟”时水分子改变D.压强变大,氨气分子间的间隔变小C.中午时分“冒白烟”现象减弱9.(2022·无锡)如图所示,分别同时在双连试管D.极寒天气中车辆可正常行驶中滴入2~3滴浓氨水和浓盐酸,2~3秒后即8.氨气有刺激性气味,结合表中信息,不能得出观察到滴入浓盐酸的试管中产生白烟。下列的是叙述错误的是(浓氨水浓盐酸体积物质分子个数0℃/20℃/0℃/白烟101 kPa101 kPa202 kPaNHC1)约6.02×17g氨气22.4L24.1L11.2A.分子在不断地运动1023个B.浓盐酸和浓氨水都具有挥发性A.氨气分子质量很小C.氨气和氯化氢接触后有新物质生成B.闻到氨水的气味是分子在运动D,氯化氢分子运动速率比氨气分子运动速率快C.温度升高,氨气分子体积变大微实验突破(三)分子运动现象的探究。教材原型酚酞纱脱脂棉布条滴有酚酞溶液如图1是探究分子运动的实验。橡胶帽滤酚酞试的棉花热纸溶液管浓氨水(1)实验中观察到的现象滴加浓氨水酚酞浓图2图3图4是溶液的蒸(5)如图3,某同学用仪器X吸取少量浓氨水滴水馏水加在脱脂棉上,X的名称为(2)上述现象表明图1若实验中发现滤纸条没有变色,而试管中所(选填“浓氨水”或“酚酞”)易挥发。塞的脱脂棉却变成了红色,导致这种现象产(3)实验说明分子具有的性质是生的错误操作可能是了拓展探究(6)用如图4装置研究分子的性质。分别用两(4)图2实验中用胶头滴管吸取少量浓氨水,将个胶头滴管吸入约1mL浓氨水,立刻用单其滴入T形三通管的细弯管处,然后用橡胶孔橡胶塞固定,将橡胶塞塞入试管中,并将帽封闭管口(已知氨气密度比空气小)。一B试管放置在盛有热水的烧杯中,同时挤压会儿,观察到(选填“ba”或“bc”)段胶头滴管,观察到的现象为纱布条先变成红色。与图1实验对比,改进后的优点是设计A、B实验的目的是第三单元物质构成的奥秘27
第二单元小结与复单元知识整合成分(按体积分数计):氮气约占,氧气约占,稀有气体约占0.94%,二氧化碳空约占0.03%,其他气体和杂质约占0.03%主要污染物:二氧化硫、一氧化碳、二氧化氮、可吸入颗粒物(PM10)、细颗粒物污染和防治(PM2.5)和臭氧等防治:加强大气质量监测,使用清洁能源,积极植树、造林、种草等物理性质:通常情况下,是色、无味的气体,溶于水,密度比空气略液态、固态均呈淡蓝色化学性质木炭十氧气点趱硫+氧气点燃化合反应(氧化性)红磷十氧气点燃铁十氧气应燃(氧化反应)过氧化氢二氧化锰反应原理氯酸钾二氧化锰,反应加热氧高锰酸钾加热气实验步骤(高锰酸钾制氧气):查、装、定、点、收、离、熄实验室制法固体加热气体发生装置固十液→气体收集方法:向排空气法、排水法制法检验方法:将伸入集气瓶中,若,证明是氧气验满方法:将带火星的木条放在集气瓶,若木条复燃,证明已满工业制法:分离液态空气素养提升专练1.【化学观念】(2022·丹东)“天宫课堂”中,航天B.二氧化硫是空气污染物之员在水球光学实验中打入的“人造空气”与我C.空气中氮气的体积分数约为78%们身边的空气成分含量基本相同,“人造空气”D,植树造林有利于保护空气中体积分数最大的是()3.【化学观念】(2022·邵阳)下列物质,在空气中A.氮气B.氧气加热只能发生红热现象,不能燃烧;但在氧气C.稀有气体D.二氧化碳中点燃能剧烈燃烧,火星四射,生成黑色固体2.【化学观念】(2022·湘潭)空气是人类赖以生的是()存的物质基础。下列有关说法错误的是A.红磷B.铁丝C.木炭D.硫(4.【化学观念】(2022一2023·长沙期中)小亮在A.空气中的氧气是一种常见的燃料整理归纳化学反应类型时,发现氧化反应和化24九年级化学上·RJ
V4 How much water does Natalie drink veryth步.yFhy【T思路点拨】>第1步:What will our earth be like in 50 years?day?She drinks half a wlass of waterelse.写作提纲5.Why does Natalie write the letter?Bec0 use she9se叫ghhn53引出话题I'd like to make some predictionsabout the future of the earthletter travel back in time so thatpeople」thewould enow it's(本版参考答案见下期第4版1 wbortant0 save w0to加第1版C吧S吧225.at me u被型精-3DAC善我们的生清3-year-old son27.write downI.1.medicine2.own3 team5different kinds of身体健康4.improveHer love of gymnastics made her keep competing.foreign30.开始一个动项目21eat less fast food“人生自古谁无死,留取丹心照汗青。”I.themselves2.meaningto de333.discussingHer love of gymnastics.B.书面表达take up第2版5.personal35.have...in common课堂链接make the soccer team2.was able to36遣河道句:37.the meaning of1.telling2.going个人进步人提升have nothing to do with 4.at the beginning of1.doctor2.engineer3.violinist4 make sure句子英汉互译5.take up4.scientist5.厨师6.程序员5.s about/of6.sent;toWhat do you want to be when you grow up?promise2.improve your lives7.pilot&culture9 becomecan are able to8.could/was able towrite:down4.physical health10优秀的11.网深9.be able toI want to be a computer programmer10.promised2你打算怎么做呢?5.Take upbetter12.尽可能多7.hardly everplanning13.实现14.when I am frce/in my free time11.promised that12.made a promise打计算机科学difficult15.makes me excited 16.It's not easy to2break my promSounds like a good plan.9.forget10.have no resolutions自我展示语法在线4.I'm going to start when I finish high school andSelf Checkwant to be a Chinese teacher when I grow up.going toI.I.What does;want to beWhen I am free,I often read.I think Chinesegoing to be5,有时这些决心可能会很难实现。2.isn't going to3.Are;going to4.When is:going tois the most beautiful language in the world.I love5.is going to bereading poems best,and reading poems makes me单元课课练(Unit6)1.time2.meal3.youexcited.I want to be a Chinese teacher and bring2蓝球运动黄Section A4.from5.sure6.promiseChinese language and culture to the worldkeep on doing sth6尽某人最大的努力2.doctor3.engineer7.much8.playbutIt's never easy to become an excellent Chinese4.pilot5.actor10.resolutions/promisesteacher.Firstly,I'm going to read as much as possible8.a race car driver3.take acting lessons2.driverscientists第4版Secondly,I will have some online classesduring0.与文¥pianist5.education语法选择send sth.to sb.12.季弹锅琴holidays.grow up2.sure about3.Make sure1-5 BDACB6-10 DBBACMan and Kang Zhen are my favoritemake theteachers.Thirdly,I plan to volunteer as a teacher,soget good grades4.keen on多进行体育炼5.try our best读写综合16.next yearthat I can get some teaching experienceGrammar FoA.回答问题learn another language18.be able to do sthAll in all.I'm going to try my best to realize my19.如early20.一种2.plans3.beginning1.She took part in the Olympic Games eight times.dream多数情况下,大多数时候4.After5.ofEight times.wnte2223.放学回来8.cookhobbiesmake promises to sb.2.She started to do gymnastics at age 7./At age 7.10.wait.It was dangerous.Dangerous.本版主编李娜责编尹红履本报地址山西省太原市小店区龙兴街190号郎政编码030032联系电话0351-27776792777680(发行中心)订阅查询0351-27776482777649激光排版本报激光照排中心印刷武汉彩集实业有限公司武汉市汉南区武汉模具工业园第22幢1号)订阅方式为方便订阅订户可通过当地发行工作站订购订阅时请核验其“授权书”“工作证”或直接向本报发行中心咨询以防假置盗版行为
第6章物质结构与性质学生用人书CH2-SH0(填标号)。CH-SHOHA.在I中S原子采取sp杂化B.在Ⅱ中S元素的电负性最大CH2-SO:NaC.在Ⅲ中C一CC键角是1809ⅢW(1)基态硫原子价电子排布式为D.在Ⅲ中存在离子键与共价键、0E.在V中硫氧键的键能均相等(2)H2S、CH4、H2O的沸点由高到低顺序为(5)汞解毒剂的水溶性好,有利于体内重金(3)汞的原子序数为80,位于元素周期表第属元素汞的解毒。化合物I与化合物Ⅲ周期第ⅡB族。相比,水溶性较好的是(4)化合物Ⅲ也是一种汞解毒剂。化合物Ⅳ温馨提示:请完成考点集训(十五)P434是一种强酸,下列说法正确的有第3讲晶体结构与性质课标要求学科素养学业质量标准1.宏观辨识与微观探析:能从原子1.能说出晶体与非晶体的区别;能结合实例描结构、分子、品体层面推测晶体的述晶体中微粒排列的周期性规律;能借助分子结构特点,认识结构与性质之间的晶体、共价晶体、离子晶体、金属晶体等模型说关系。明晶体中的微粒及微粒间的相互作用。2.证据推理与模型认知:能认识物水22.能说明原子光谱、分子光谱、X射线衍射等物质结构是不断发展的,并能举例水3实验手段在物质结构研究中的作用。说明及解释原因。水43.能举例说明物质在原子、分子、超分子、聚集3科学态度与社会责任:能从微粒态导不同层面上的结构特点对物质性质的影的空间排布及相互作用的角度分响;能举例说明结构研究对发现、制备新物质析物质结构,并能举例说明配合物的作用。在生物、化学等领域的应用,氢键对于生命的意义。145
第五章物质的结构与性质②题组训练、考点三分子结构与物质性质考向1价层电子对互斥模型考向1范德华力对物质性质的影响1.下列分子或离子中,中心原子的价层电子对互1.下列关于范德华力影响物质性质的叙述中,正斥模型为四面体形且分子或离子的空间结构确的是(·)为V形的是A.范德华力是影响由分子构成物质的熔点、沸A.NH;B.PH,点高低的唯一因素C.H,0+D.OF2B.范德华力与物质的性质没有必然的联系2.有几种阴离子的信息如下:C.范德华力能够影响物质的化学性质和物理性质阴离子D.范德华力仅是影响某些物质部分物理性质C104C103MC10的一种因素中心元素化合价+5+3+12.(2022吉林延边一模)已知一种矿石中心原子的杂化类型psp[YZ2X(XW)4]的组成元素W、X、Y、Z为原子下列推断不正确的是序数依次增大的短周期元素,其中W、X、Z分别A.C10;和C0?的价电子总数相同位于不同周期,Z原子核外最外层电子数是X原B.M的化学式为ClO,子核外电子数的一半,1个WX分子中含有C.C10?、C10中氯原子的杂化类型都为sp10个电子。下列说法正确的是()DM的空间结构为V形A.原子半径:Y>Z>X>W考向2杂化轨道理论B.Y与X形成的化合物可与NaOH溶液反应3.下列有关sp2杂化轨道的说法错误的是C.简单氢化物的沸点:Z>X(D.Z的最高价氧化物不能与酸、碱反应A.由同一能层上的s轨道与p轨道杂化而成题后悟道B共有3个能量相同的杂化轨道范德华力与氢键的对比C.每个sp2杂化轨道中s能级成分占三分之范德华力氢键D.sp2杂化轨道最多可形成2个o键a.有N一H、0-H、F一H的分4.(2022山东济南模拟)元素H、C、N可组成多种a.各种分子间均有b.与相对分子质量、分子才有氢键子极性有关b,有分子间氢键与分子内氢键杂环化合物,如吡啶)(吡咯),两种c.无方向性、饱和性c.有方向性、饱和性d作用很微弱,只影响下列说法错误的是熔、沸点等物理性质d比范德华力稍强,只影响熔沸点等物理性质A.电负性:H 上A2.A3中道W:Sure.and wcan also buysomM:Good请听第材料,国答第13至第15小题W:I'll brtorsear when I growctorM A的Maybein twenty orwhat do you want to doM.in the futurewant to be an asfly to the noon.You?W:I want to liv under the seAndrobots willhelp me withthehoworkM:Willthereschools in thefuture?W:No.I don't thinkstudents willgo to schoolM:Wow,lifewill be so differentin the fue独白,根据独白不超过3个单听独白前你将有50秒钟的时间续句子独白读两遍It started in 1997.But the playersare not humans:they are robots.By 2050,the scientists hope to makeroborfootball players andelet them win the World Cup.Thegood playing football.But not alfootballgames.Let's see some robots insports.CUE is a robot forbasketball games.It is 190 cm talltaller than many players.Robot Jockeyanimal racing.Usingrobots in aniracing started in2004 and thefirst Successful racewas in 2005参考答案(Onc possible外)version选择题除、听力理解eL-5 ABARO6-10 ABACA11-I5 RARAA16.football17.199718.basketball games19.190cm20.2004、单项填空21-25 DBCDA26-28BDCm三、完形填空co29-33 CABDB 34-38 CADCB39-43 ADCBD44.to comeJu45.difficult46.enoughca47.talented48.fourth香49.often50.heart51.in52.joined53.stop54.myselfstr四、阅读理解m55-57DCC58-62 BCADB63-67 CBACD68-72 BDDCCm73-77 GEDCA五、补全对话78-82 BCGEF六、书面表达My dream robotMy dream robot will be calledClouddy.It will look like a cloud.There will be a rainbow on itshead.It will have four arms and itsbody will be very soft.Clouddy will be clever and helpfulIt can help me do some houseworklike doing the dishes and cleaningthe floor.It can'also help me withmy studies.I can also get lots ofinformation from it.In my opinion,the life in the fiturewill be easy and comfortable.Robotscan help us do most of the workand we will have flying cars andbecome rich.【书面表达写作指导】本次写作1)体裁:说明文:(2)时态:以一般将来时为主;(3)人称:以第一人称和第三人称为主;(4)写作中可能用到的表达:in the future,look like,do thedishes,clean the floor等。《 could have looked like during the lifetime of Hans Christian Andersen.Grown-ups andyoungsters thoroughly enjoy the toy gallery,and few can oppose the charm of costumed re-enactors(重演者)exhibiting the way of life of a past period.Legoland BillundOpen to the public in 1968,this fascination is particularly for children.The minilandshow is especially fascinating with its small presentation of numerous widely popularstructures and places.It develops more than 50 million LEGO blocks.LEGOREDO Townprovides visitors with a wild west feeling of experience while Knights'Kingdom layseverything out for fantasy investigation.Little MermaidThe sculpture of The Little Mermaid sits on a stone in the Copenhagen harbor atLangelinie in Denmark.Sightseers visiting interestingly are much of the time amazed by themoderately little size of the sculpture.The Little Mermaid sculpture is just 1.25 metres highand weighs around 175 kg.Planned by Edvard Eriksen,the sculpture was raised in 1913 tocelebrate a play of The Little Mermaid by Hans Christian Andersen.21.What can a visitor do in Lair Gamle By?A.Build Lego blocks freely.B.Admire the Renaissance palace.C.Get a wild west feeling of experience.D.Experience the way of life of a past period.22.Which place particularly appeals to children?A.Kronborg Castle.B.Lair Gamle By.C.Legoland Billund.D.Little Mermaid.23.When was Little Mermaid built?A.In1574.B.In1909.C.In1913.D.In1968.办What do you do with your clothes that you don't want to wear anymore?Throughcutting,stitching()and redesigning,Baxter Salzwedel has found a fashionable way to besustainable(可持续的).In March,recycling clothes earned the 17-year-old from Elkhart Lake-Glenbeulah HighSchool in Wisconsin,US,a finalist spot in the Young Entrepreneurs competition.Thecompetition was hosted by Junior Achievement of Wisconsin,a non-profit organization.Hewon a scholarship of 10,000 for his sustainable clothing brand The Mad Patcher.In the beginning,Salzwedel just worked with clothes for fun.He learned his sewingskills at a young age from his grandmother.He then started to tear up his old jeans to try andcreate cool new designs.The fun hobby quickly turned into a business for Salzwedel when hisfriends and classmates started asking him to make customized clothing for them."So many people wanted them that I wasn't going to make 150 pairs of pants for free,sothat was when I had to start making a business out of it,"Salzwedel told the SheboyganPress.In 2021,Salzwedel started his clothing brand.He uses colourful and patterned fabrics(from other clothes to create his patchwork()designs,like jeans,shirts and jackets.He only uses donated or recycled materials to ensure maximum sustainability.Salzwedel has earned thousands of dollars through selling his clothes,and he donated 25percent of his profits to non-profit organizations.Talking about the competition,Salzwedel said,"It was exciting to do that and meet allsorts of young people with similar ideas.【高三英语第3页(共8页)】23206C 30.What is De Giordany'a suggestion towards using social media?A.Social media should sct a minimum age limit.B.Teenagers should have right to any social networking sites.C.Parents should monitor what is accessible to their children.D.Teenagers should be free to use social media for their problems.31.What is the main idea of the text?A.Social media have bad effects on teenagers.B.More and more teenagers use social media.C.Social media promote teenagers'communication skills.D.Teenagers have better developed their personalities online.DWe are naturally drawn to friends and colleagues with familiar voices.scientists have found.Pcople prefer those who have a similar accent,intonation and tone of voice to themselves,theydiscovered.Previous research has focused on how a male or female voice sounds.Men with deeper voicesand women with slightly higher voices were thought to sound more attractive.But the new study,published by a linguist in Canada,suggests there is a more complexmechanism (at play.Dr.Molly Babel,from the University of British Columbia in Canada,said,"The voice is an amazingly flexible tool that we use to construct our identity.Very fewthings in our voices are changeless,so we felt that our preference had to be about more than aperson's shape and size."She recorded 30 volunteers'voices and asked each to rate the others'attractiveness on ascale of one to nine.Each participant was from Western America,with similar accents.The peoplewe assessed were all in the same dialect group,but they showed different degrees."We seem to like people whose voices are like ourvoiees,and we like people who fit withinwhat we know,"Dr.Babel said.She also found that breathy voices in women -typified by thefamous American actress Marilyn Monroe -were seen as more attractive.The breathy tone,caused by younger and'thinner vocal cords(庐声带),implied youthfulness andhealth.A creaky voice,suggesting a person has a cold or is tired,was seen as unattracuve.Theparticipant preferred men who spoke with a shorter average word length and deeper voices.32.The main purpose of the passage is toA.compare male voices with female voicesB.inform readers of the new findings of voicesC.encourage men to use deeper voices to speakD.rate people's voices on a scale of one to nine33.In terms of voice preferences,the new findings stressA.body size and shapeB.a shorter word lengthC.the same social groupsD.thicker vocal cords34.Dr.Molly Babel mentions Marilyn Monroe in order to_A.introduce a popular film starB.explain a breathy voiceC.question previous researchD.comvince people of her charm35.Whose voice may be attractive according to the passage?A.A young lady with thin voice.B.An old lady with thick voice.C.A deep-voiced man with a dry throat.D.A little man with a quiet and gentle voice.英语试卷第5页(共8页) 53.D。54.B。根据本段中的At first,,a grand plie was out of the..'d bend down and couldn'tget up again.But after three months,I.it可知,对于Leverton来说,刚开始,深蹲是不可能的,她膝盖弯曲以后就站不起来了,但是,三个月后,她做到了。out of the question不可能的;make it做到。55.A。根据本句Being overweight,Leverton.her ankles wouldn't take it可知,因为超重,Leverton担心自己的脚踝无法承受。56.C。结合全文语境可知,设空处所表达的意思应与learning something new接近,指Leverton喜欢接受挑战,学新东西,故difficult符合语境。57.C。根据本句People in their60 s have a lot of...beliefs,like‘'m not good enough.可知,Leverton认为,60多岁的人有很多自我限制的想法,例如,“我不够好。”58.B。根据下文中的she found she had grown almost an inch and her back pain had eased可知,芭蕾改变了Leverton。59.D。根据上文和本句A few months after Leverton's first,she found she had grown almostan inch and her back pain had eased可知,第一节芭蕾舞课上完后的几个月,Leverton发现自己长高了一英寸,背痛也减轻了。60.A。根据本句中的I will.dancing ballet in the future,as it is the only cure-all I'll ever need可知,Leverton今后会继续跳舞。cure-all万灵药,灵丹妙药。第二节主题语境:人与自然一一环境保护本文是说明文。碳标签的使用在一定意义上能够帮助减少碳排放。61.its。考查代词。设空处修饰itineraries,表示“它的”,故填形容词性物主代词its。62.actually。考查副词。设空处作状语,表示“实际上”,故填actually。63.ow。考查连接词。设空处引导宾语从句,且在从句中作方式状语,此句意为“人们如何往返于他们的(出发地和)目的地之间”,故填how。64.or。考查连词。whether...or not是…(还是)。65,different。考查形容词。根据语境可知,设空处作表语,表示“不同的”,故填形容词different。66.to see。考查动词不定式。设空处所在句为tis.(for sb..)to do sth.句型。本句中的It是形式主语,真正的主语为其后的动词不定式短语,故填to see。67.visited。考查一般过去时。由句中的时间状语One day可知,设空处表示的动作发生在过去,故填visited。68.talking。考查固定搭配。couldn't stop doing sth.无法停止做某事。69.to。考查介词。lead to导致。70.customers。考查可数名词的复数。customer为可数名词,由其后的their可知,此处应填其复数形式customers。【补充说明】1.Google Flights:Google航班,是搜索引擎Google用来搜寻航班的工具。2.carbon labeling:碳标签,是为了缓解气候变化,减少温室气体排放,推广低碳排放技术把商品在生产过程中所排放的温室气体排放量在产品标签上用量化的指数标示出来,以标签的形式告知消费者产品的碳信息。它的目的是引导消费者做出低碳的购物选择、鼓励消费者绿色低碳负责任地消费。3.the lion's share最大的一份 第一节主题语境:人与自我一一生活与学本文是记叙文。作者以合著小说的方式增进与孙女的感情。41.D。根据上文中的when my granddaughter Taylor turned12 I feared she would forget meone day可知,作者急需某种东西巩固她与孙女Taylor之间的关系。42.B。根据本句中的I searched my mind,and then my house,fora.可知,作者绞尽脑汁地思考,并且找遍了整个家,就是为了找到一个解决办法。43.C。根据下文中的the story needed an ending可知,作者在书架上找到了一本未完成的小说。44.A。根据本句中的the old-fashioned language needed an和下文中的she...to make thepre-teen dialogue more authentic by changing some expressions可知,小说中老式的语言需要更新。45.D。根据本句中的So I wanted to.Taylor to help me和下文中的I emailed her to ask可知,作者想要邀请Taylor来帮忙。46.C。根据下文中的Our emails flew back and forth throughout the fall and early winter、Iemailed drafts of each part to her和She.emailed them back可知,作者和孙女合作完成了一本小说。47.B。根据上文中的So I wanted to.Taylor to help me和本句中的lshe'd say yes可推断,作者发邮件询问孙女的时候内心是希望得到肯定答复的。hoped符合语境。48.A。上文中的So I wanted to..Taylor to help me可提示本空答案。49.C。50.B。根据下文中的she..make the pre-teen dialogue more authentic by changing someexpressions可知,作者的孙女在仔细审阅完作者发来的草稿后会做出一些修改。5l.D。根据本句中的she...to make the pre-teen dialogue more authentic by changing someexpressions可知,作者的孙女通过努力修改一些表达来使小说中儿童的对话更加真实。52.B。根据本句中的She also noticed the weak areas in the plot and suggested how to.them可知,作者的孙女在校阅过程中也发现了一些情节不严谨的地方,并且提出了修改意见。53.A。54.C。根据本句中的At that time,the only...I set for Taylor was to see it through,,andshe…it和下文中的Finally,,we finished the novel together in mid-January可知,在合著小说的过程中,作者对孙女唯一的要求就是要坚持到底,Taylor做到了。see sth.through把(任务、工程等)进行到底,坚持完成。55.D。根据下文中的I succeeded in leaving her with wonderful memories of me,and shedeveloped a lifelong interest in writing可知,作者和孙女都从合著小说这件事中获益了。第二节主题语境:人与自我一一做人与做事本文是新闻报道。一名休班的消防员路遇险情,挺身而出。56.were sent。.考查一般过去时的被动语态。由句中的时间状语At around3:13a.m.可知,设空处的动作发生在过去,用一般过去时,又因主语several firefighters and medical workers与动词send之间是被动关系,故填were sent。57.on。考查介词。on fire燃烧,着火。58.driver。考查名词。设空处作宾语,根据语境可知,此处表示“受伤的司机”,故填driver。.59.who。考查关系代词。设空处引导非限制性定语从句,补充说明先行词Nicholas Perri Jr.,且在从句中作主语,故填who。60.to get。考查动词不定式。manage to do sth.想方设法做某事。6l.rapidly。考查副词。设空处作状语,修饰spread,表示“快速地”,故填副词rapidly vegetables from their boats可知,丹嫩沙多水上市场的特点就是它位于水上。22.B。理解具体信息。根据倒数第二段中的On Monday,instead of flowers,there's a wonderful birdmarket可知,你可以每周一在布鲁塞尔大广场的市场里买到鸟。23.D。理解具体信息。根据最后一段中的One of the world's most unusual markets is in MexicoCity.and natural medicines可知,在索诺拉市场你可以买到草药。B篇主题语境:人与自我一做事本文是记叙文。美国宇航员阿尔弗莱德沃尔登讲述了自己在乘坐阿波罗15号飞船返回地球途中进行的次太空行走任务。24.C。理解具体信息。根据第一段中的Because it was a new activity,an incredible amount ofpreparation went into it和第二段中的I evaluated the entire plan in terms of safety and resultsOnce all this preflight work was finished,the actual spacewalk was easy and completed in a shorttime可知,作者为这次太空之旅做了充分的准备。补充:在阿波罗15号返程途中,沃尔登会进行第一次太空行走,这是为了取回服务舱外科学设备舱中的胶片,将其带到指挥舱,以便它们能在返回地球的途中保存下来。25.A。理解词汇。根据第三段中的because I was then completely dependent on the pressure..butthis was for real and I had to do it just right可知,虽然作者在地球上曾经接受过很多次类似的训练,但是这毕竟是一次真正的出舱行动,所以他还是有点害怕。26.B。推断。根据倒数第二段中的I concentrated on reaching for the handholds.Turning aroundagain I made my way back to the hatch和最后一段中的It was the most unbelievable sight onecould imagine可知,出舱话动对宇航员具有极大的挑战性,但同时他也看到了太空中壮丽的景观。27.D。理解主旨要义。根据第二段中的I had the pleasure of being outside the spacecraft for38minutes和最后一段的内容可知,作者对自己在太空行走的经历和感受进行了描述,他认为自己能目睹太 Before becoming a food vlogger,Shi 6.was (be)a data analyst.In 2020,Shi quit his job and threwtake one's time over sth make up for cry out forhimself 7.intocooking."In order to cook novel短do the trick throw oneself into in low spirits法and difficult dishes,I have learnt many techniques,including making pancakes,Lamian noodles,milk tea,语4.Having received the support from her family,填8.and fried tea,"said Shi.When he was asked填Judy threw herself into writing.what the dishes tasted like,the food vlogger said that5.The young man believes that hard effort can空the dishes tasted 9.amazing(amaze).Based on his空make up forhis lack of talent.experience 10.associated(associate)with cooking thedishes,he also thinks that the taste preferences of6.Lucy is in low spirits after knowing thepeople in ancient times were different from those oftrip to the seaside has been called off due to bapeople in modern times.weather.Tsk2语境填词Task4请在空格处填入适当的词语,使其句意与所给请根据句子语境,从下面方框里选择合适的单词并用其适当形式同义句改写句子意思相同或相近(每空一词)。语完成下列句子(有两项为多余选项)。同digest greedy enhance cycle low1.With the intention of finding relief from stress,theflavour associate combine generate gentle义man decides a daily exercise routine.填Intending to relieve stress,the man1.The music of this new band is an odd句decides a daily exercise routine.词combination of rock and opera.2.Some fat people are the way they are because改2.All the foreign tourists who have been to the GreatWall of China have a deep impression of it.they always eat greedily.写All the foreign tourists who have been to the3.The CEO promised that the company would bea place for creative ideas to be generatedGreat Wall of China are_deeply impresseddigest greedy enhance cycle low3.The shortage of workers is tied up with the issueflavour associate combinegenerate gentleof pay.境The shortage of workers is linked with/to the4.To know everyone in the group as quickly asissue of pay.填possible,the new girl makes mental associations4.The man determines to spend all his money词between people's appearance and their names.betting on the securities.5.Advanced technology should be used to enhanceThe man determines to spend all his moneyhuman beings'happiness rather than do harmplacing/puttinga bet on the securitiesto them.Ta8k5翻译句子请根据汉语提示完成下列句子(每空一词)。语digest greedy enhance cycle lowflavour associate combine generate gentle翻境译1.处理紧急情况的能力因人而异。6.Costs,already greatly reduced,must be loweredeven further if the airline is to compete in an句The ability to deal with emergenciesvaries from person to person词increasingly cut-throat world.7.The dentist says that the tongue should be子2.这首优美的歌曲使人想起了那部电影的动人场面。cleaned gently with a soft toothbrush.The beautiful song calls/brings to mind/reminds8.Many old people report that their stomachspeople of the touching scene of the film.can't digest foods high in calories quicklyTask 3请从下面方框里选择适当的短语并用其适当形式填空短语填空(每个短语仅用一次)。短take one's time over sth make up for cry out for3.我建议你不要在明天的聚会上做这道菜,因为材语do the trick throw oneself into in low spirits料真的很难找,更不用说烹饪过程了,要花一个多小时。填1.Take your time over the report,and you still haveI recommend that you shouldn't make this dish ata week before you hand it in to Professor Smith.tomorrow's party,because the materials are really空2.The local hospital cries out formore blooddifficult to find,not to mention the cookingdonation in order to keep pace with the need.process,which will take more than one hour.3.The doctor says the treatment cando the trickand the man will quicklrecover. 般过去时,又因The term“umbrella species”与coin之间为被动关系,应用被动语态,故填was coined。59.s。考查主谓一致。根据语境可知,此处是对客观事实的描述,应用一般现在时,又因为主语是One characteristic,故填iso60.larger。考查形容词的比较级。设空处所在句使用了“the+比较级,the+比较级.”结构,表示“越…,就越…”,故填larger。61.where。考查关系副词。设空处引导限制性定语从句,修饰先行词the area,且在从句中作地点状语,故填where。62.it。考查it的用法。设空处作形式主语,句中的真实主语是that such areas will also.thatneed conservation,故填it。63.their。.考查代词。根据语境可知,此处表达的是“它们的”数量小,故填形容词性物主代词their。64.frequently。考查副词。设空处作状语,修饰move around,应用副词,故填frequently,表示“频繁地”。5.living。考查动词-ing形式。设空处与alongside pandas一起作后置定语,修饰the species,且the species与ive之间是逻辑上的主谓关系,故填living。【补充解释】home range(the last para.小:“生态”巢区(某种动物之活动范围)选做题参考答案及解析参考答案1-4 DBCA解析主题语境:人与自然一一自然生态本文是说明文。文章介绍了活跃的大屯火山群及当地的防范措施。1.D。理解具体信息。根据第二段中的These waves can be used to detect areas of liquid belowEarth's surface可知,P波和S波用来探测地表下存在液体的区域。2.B。理解具体信息。根据第四段中的The local government's Weather Bureau requested..sothat a qualified emergency warning system could be put in place和第五段中的In order to getthe necessary information可知,地震台的建立是为了收集足够的数据,更好地了解大屯火山群的岩浆室,进而更好地打造预警系统。3.C。推断。根据第四段中的so that a qualified emergency warning system could be put inplace和倒数第二段中的In20l8,the Weather Bureau was ready to establish the early warningsystem可知,当地气象局在in的团队的帮助下建立了早期预警系统,由此可推知,该部门负责为当地居民提供火山喷发预警。4.A。理解目的。最后一段说明了根据Li的预测,未来几十年发生火山喷发事件的可能性约为1%,且即使发生火山喷发,早期预警系统也能保证居民撤离到安全地带,由此可知,文章最后一段的目的是安抚大屯火山群周围的居民。 会给孩子们树立正确的人生观,教会他们勇于挑战。7.A。推断。通读全文可知,Bt一直致力于帮助自己的学生,体现出她热爱教育、献身教育的精神。【补充解释】tough nut to crack(para.I):难对付的人;难办的事spring break(para.2):春假是一种传统的学校假期,根据国家和地区的不同,春假的时间也有所不同。北半球国家一般在每年3月到5月之间,南半球国家一般在每年10月到11月之间。beat oneself up(about/over sth)(para.3):(为某事)过分自责social emotional learning(last paragraph):社会情感学,是由美国CASEL组织最先提出的,它是指个体能够认识并控制管理自己的情绪,在不同环境中识别不同人的情绪状态并作出相应的反应,设立合适的目标,获得解决问题的技能,并作出负责任的决定,以维持良好人际关系的学过程。C篇主题语境:人与自我一一生活本文是说明文。文章介绍了安德鲁·维尔医生的健康理念及他的畅销书Eight Weeks to Optimum Health的主要内容。8.B。理解具体信息。根据第一段中的Everyone is concerned about their health.others it's about comingdown with diseases which affected their parents可知,令人们担心的是自己的健康状况不佳。9.A。推断。根据第二段中的everyone is different so Weil also provides specific guidance for different people可知,维尔医生的书中包括了针对不同人群的指导建议,因此可推知,维尔医生认为我们应根据自己不同的情况选择相应的保持健康的办法。l0.C。理解主旨要义。根据第三段中的week one begins with.As the weeks progress...Week two calls forWith each week comes the adoption of.可知,第三段从Week one的具体指导建议,整本书的编排思路,及每章的例子这几方面大概介绍了Eight Weeks to Optimum Health这本书的主要内容。ll.C。理解目的。最后一段通过protect,teaches,enable这几个字样突出强调了Eight Weeks to OptimumHealth这本书的种种好处,并在结尾处用了Start it now and enjoy the benefits for the rest of your life这类号召性语言,其目的就是向读者大力推荐这本书。【补充解释】come down with(para.l):患,得,染上(小病)on top of the world(para.l):欢天喜地的;兴高采烈的;得意洋洋的draw up(para.2):拟订;制订;起草D篇主题语境:人与社会一一科学与技术本文是说明文。新型可食用传感器可显示冷冻食品之前是否曾解冻。l2.D。推断。根据第二段中的The sensor provides a colour readout when it's warmed above a certaintemperature可知,当温度升高到一定的值以上,该传感器就会显示出一个颜色读数,也就是会改变颜色。l3.C。推断。根据第三段中的And according to the US Department of Agriculture...longer than two hours可知,据美国农业部称,消费者不应该重新冷冻任何已解冻超过两个小时的食物。因此可知,解冻时间过长,食物可能会变质,此处提到这一权威言论是为了说明解冻食物后再次将其冷冻会有潜在危险。l4.B。理解具体信息。根据最后一段中的We hope that the sensor could be especially useful for smartpackaging,which can provide additional information about the product such as its storage condition history,研究者认为他们的发明将会对智能包装很有用,该发明将会显示商品的额外信息,如在储存过程中的情况。15.D。理解主旨要义。通读全文可知,文章主要讲述了科学家发明了可食用的传感器,可监侧食物是否解冻过,故D项为最佳选项。第二节主题语境:人与自我一一生活本文是说明文。文章介绍了居家办公的利弊。l6.F。根据上文中的Janet Dole reluctantly dragged herself out of bed和下文中的At that moment,Janet B.混合气体总质量不变选择题C.密闭容器中NH的体积分数不变答题区D.密闭容器中混合气体的均相对分子质量不变题藁5.已知反应:mX(g)十nY(?)一pQ(s)+2mZ(g)。反应达到衡时c(X)=0.3mol·L,其他条件不变,若容器体积缩小到原来的2,c(X)20.8mol·L1。该过程中,衡移动的方向是3A.正反应方向B.逆反应方向C.不移动D.无法确定46.氮是生命的基础,氮及其化合物在生产、生活中具有广泛应用。工业上用氨的催化氧化法生产硝酸,其中涉及的热化学方程式有4NH(g)十5O2(g)一4NO(g)6+6H2O(g)△H=一904kJ·mol-1。下列有关说法正确的是7A.该反应不一定能自发进行8B.该反应的正反应活化能大于逆反应活化能9C.达到衡时,降低温度,v(正)增大、(逆)减小10D.断裂1molN一H键的同时,断裂1molO一H键,说明该反应达到衡11状态127.下列装置及设计能达到实验目的的是5滴0.1molL5滴0.1molL13FeCl3(ag)CuSO4(aq)加入少量KC1固体14温度计稀硫酸00量气管碎泡沫5 mL 0.005 mol.L-FeCla 5 mL 0.01 mol.L-1①②橡胶管KSCN的混合溶液甲丁A.甲装置可以比较Fe3+和Cu+对H2O2分解反应的催化效果B.乙装置可测定稀盐酸和稀氢氧化钠溶液反应的中和热C.丙装置和秒表可以探究反应物浓度对反应速率的影响D.丁装置可用来验证增大生成物浓度,化学衡逆向移动8.我国自主知识产权的首套煤基乙醇工业化项目的生产过程为先用煤制得乙酸甲酯,再将乙酸甲酯V逆正(CH COOCH3)转化为乙醇。乙酸甲酯转化为乙醇的反应原理为CH COOCH3(g)十2H2(g)一C2HOH(g)+CHOH(g)△H<0。该反应中反应tot2 t3 t4ts t6金·18·【24新教材·DY·化学(三)一R一选择性必修1一QGA·N】 险性。和文章主旨,其中的Ex©突出了清理核废料这一工作的极端危一、语法填空专练(十)》可知脑h考在冠面。可意不同的语音有不面的文化,不同的文化对于同一事物有不同的语富表遇形式。此处为特指根据20者声介润句意大熊猎,又称熊猫熊或简称箱,是原产于中国中南部的一种嫻。为并列to是固定短语,“原产于”\可知3.考查定语从句。句意:他在面试中被拒绝的一个原因是他的英语说地很整照。子结构可知,“分析句he was refused in the interview"是定语从句,修饰the reasons。引导词根在从句中作原因状语,应用r which,相当于关系翻词y引导。4bt考耷时态。何意:这台机器环了,色几年不工作了。根据“hat时心”可推断出本句应该用现在时。不作这个动作从过去特续到现在,所以说明机器现在仍不工作,应该用一殷现在时,表达“现在的状态”。5.has achieved考查时态。句意:尽管医学已经成功地控制了好几种危险的疾病,但它们还可能会卷土重来。根据句意可知说话者谈论的是从过去延续到现在的情况,故用现在完成时态:6.was1 ooking考查时态。句意:他定是注意到我在看着他。他突然看向我然后轻声问道:“你为什么要那样盯着我看?”根据分析,此句在意义上应该用进行时,又根据此句中的must havesensed和glanced at可知是过去进行时。7.dressing考查非谓语动词。句意:那女子回到家里,穿上华丽的衣服,又去了集市。根据and可知为并列句。是The young woman then retumned and set out for the market place.的并列关系。dress的逻辑主语为the young lady,两者之间为主动关系,dressing herself in rich garments作setout的伴随状语。8.dressed考查非谓语动词。句意:他是一个四十多岁的高大男子,穿西装打领带,看上去很精神。此句主千是He was a big man。(be)dressed in意为“穿着”,表示状态。此处dressed为过去分词形容词化,表示状态,作状语。dress oneself in/e dressed in都表示“穿着”。注意6与第7题的对比。9.0ak考查非谓语动词。句意:面试官很可能会问你预期薪资,这就是谈论薪水、为自己赢得6:00最佳薪资的时机。此处为动词不定式作后置定语,修饰opportunity。10.stands考查时态。句意:河的附近有两座孤零零的房子,房子前面有一棵大苹果树。in frontL/S0/820英语答案·第9页(共32页) story twice,then retell the story in your ownand then give it back to the community.And this生词:advertise做广告words.means no food waste.A small team in London runsPlease get ready_to ask three questions in梗概:十六年来,Tom风雨无阻,在马路上帮助学English according to the following Chinese tips.the app from their home.People in 32 countries生过马路。1.刚开始的时候,你得到的最好的建议是什么?use the app now.They have shared about half a关键词:teacher(教师)guide(引导)help(帮助)million food items.The app is helping students,safety(安全)love(爱)2.你是如何成名的呢?families and the elderly.The app works so well轻听本报采编中心轻说because it gives people a choice.And it helps to3.你对年轻音乐家有什么想说的呢?(本版参考答案及听说材料无build relationships in the community见下期)扫KEY CORNER第52期参考答案4.shocked5.Having worked6.inspiringTears ran/streamed down her cheeks."She's:As she opened the box,her eyes widened inV.第2版pretty,not like me!I'll never look like that!"Elliecomplete shock.She was too surprised to say a1.whom2.along /on3.boughtcried some more.single word.LANGUAGE LEARNING4.to eat-5.a6.surprised续写2续写47.brothers8.smaller9.softly基础练基础练1.setting off2.region3.tend10.hearing4.clinics5.moments6.therefore1.was beating/pounding1.with tears rolling down her cheeks2.she offered her heartfelt gratitude7.In spite of8.retire第3版2.flashed across her face3.Deeply touched/movedⅡ.I.1-4ACBB5-8 DCAA3.shining with excitementIL.1-5 AEFGC4.a warm current rising in her eyes1.figure2.harvest3.gatherings小试牛刀小试牛刀4.tension(s)5.memories/memory第4版"Natalie!"Ellie shouted,with her eyes shiningDeeply touched by the gift,Ellie held the present6.published7.joyful8.roast/roastedGUIDED WRITINGwith excitement.She started clapping her hands astightly with her arms.Her happiness and gratitude9.ranging10.a great deal of续写1best as she couldbubbled to the surface,and that was when she feltDL.基础练续写3Natalie's hand on her shoulder.1.Falling2.expressing3.being1.down;low基础练4.flying5.influenced考6.changing2.with her face hidden in her hands1.in astonishment surprise amazement上识点7.raising3.ran /streamed down2.too surprised/astonished to sayIV.中讲汇4.A wave of sadness3.staring at her idol with wide eyes生料解总1.enjoying2.satisfied3.stating小试牛刀小试牛刀●报杜地址:山西省太原市晋阳街202号英语周报社●邮编:030006●电话:0351-7773933●排版:,本报激光照排中心●责编:马小华●校对:周慧英●美编:李晓●印刷武汉彩集实业有限公司(武汉市汉南区华模工业园22栋1号)●订阅:本报发行部●订阅热线:0351-7333565●广告经营许可证号:晋工商广字14010040000G23 讲三步一体高效训练记第二节(共10小题;每小题1.5分,满分15分)阅读下面短文,在空白处填入1个适当的单词或括号内单词的正确形式。A land born of fire but now surrounded by green,the Azores is working to secure 56 (it)future.This volcanic island chain in the middle of the Atlantic is 57 autonomous region of Por-tugal."The Azores are nine islands with 58 (difference)habits and accents that change fromisland to island,"says National Geographic Explorer Miriam Cuesta Garcia,a marine biologist59(study)the nocturnal(夜间话动的)behavior of seabirds on Pico Island..“But the Azoreshave the same vision for sustainability.They know they need to protect their unique environment toremain the same even when 60 (change)occur."With four of its nine islands known as UNESCO biosphere reserves-and recognized by theWorld Wildlife Fund 61 an oasis (for 28 whale and dolphin species-the Azores takes sustainable tourism 62 (serious).It became the world's first island chain to be proved by Earth-Check,an Australia-based international tourism advisory group,63 gave the award in 2019.The Portuguese region is now focusing on64(conserve)and biodiversity(生物多样性)protection,air and water quality,and preservation of native heritage.For example,authorities getthe number of hikers per day to Mount Pico(the highest peak in Portugal)65 (limit)to ensurevisitors enjoy Pico Island's dramatic volcanic landscape for years to come.56.its 57.an 58.different 59.studying 60.changes 61.as 62.seriously 63.which 64.conservation65.limited第四部分写作(共两节,满分40分)第一节(满分15分)假定你是某中学校英文报编辑,你校下周将举办一次主题为“关爱地球”的志愿活动。请你在该报上写一则通知,内容包括:1.活动目的;2.活动内容;3.表达期待。注意:写作词数应为80左右。NoticeThe Students'Union答案:One possible version:23【24新教材·ZCYK,英语-BSD-选择性必修第二册-Y】 以付不起他们的狗Tffy的交通费。故选D。【23题详解】考查副词词义辨析。句意:他们付不起他们的狗Tffy的交通费,又非常想带她一起走。Adesperately非常、拼命地;B.temporarily暂时地;C.secretly秘密地;D.originally起初。根据“wanted to take her with them.”可知,这家人非常想把狗一起带走。故选A.【24题详解】考查动词词义辨析。句意:碰巧我和另一名飞行员Karen正在计划另一次PNP飞行,他主动提出要把Tiffy从堪萨斯城带到弗吉尼亚。A.appeared出现;B.proved证明;C.happened碰巧;D.showed展示。根据“I was planning another PNP flight with another pilot,,Karen,”可知,碰巧的是作者和另一名飞行员正在计划另一次PP飞行。故选C。【25题详解】考查动词词义辨析。句意:碰巧我和另一名飞行员Karen正在计划另一次PNP飞行,他主动提出要把Tiffy从堪萨斯城带到弗吉尼亚。A.waited等待;B.offered提供、主动提出;C.hurried匆忙;D.failed失败。根据“to take Tiffy from Kansas City to Virginia.”可知,Karen主动提出帮忙把狗Tffy从堪萨斯城带到弗吉尼亚。故选B。【26题详解】考查动词短语辨析.句意:我要做的就是飞到托皮卡去接Tiffy。A.see off为…送行;B.lookfor寻找;C.hand over移交;D.pick up接载。根据“What I was to do was fly to Topeka”和常识可知,作者需要飞到托皮卡去接Tfy。故选D.【27题详解】考查形容词词义辨析。句意:当我见到Tiffy的主人时,他们看起来很紧张。A.confused困惑的;B.nervous紧张的;C.annoyed恼怒的;D.curious好奇的.根据“George,the husband,was trying to be calm,but I could tell this was 8 for him,having to leave his dog to a_9 and trust that everything would 10.”可知,这家人看起来有点紧张和不安.故选B【28题详解】考查形容词词义辨析。句意:丈夫George试着冷静下来,但我看得出来,这对他来说很难他不得不把狗留给一个陌生人,并相信一切都会解决的。A.hard困难的;B.ine好的;C.common常见的;D.lucky幸运的。根据上文“was trying to be calm”以及下文“having toleave his dog to a_9_and trust that everything would__l0.”可推知,此处指把狗留给一个陌生人对主人来说很难。故选A.【29题详解】考查名词词义辨析。句意:丈夫George试着冷静下来,但我看得出来,这对他来说很难,他不得不把狗留给一个陌生人,并相信一切都会解决的。A.coworker合作者;B.passenger第13页/共22页 第(6)问,通过碘氧化法滴定分析产品中S+的含量的计算,本题侧重方法的理解,找出数据之间的关系,难度不大。16题:(15分)参考答案:(1)增大焙烧时原料的接触面积,加快反应速率等。合理即可(2分)(2)S02、C02(2分)答对1个得1分(3)Na2MoO4+HO+2HNO3=HMoO4HO↓+2NaNO3(2分)(4)增大NH4浓度,有利于NH4VO3尽可能析出完全(2分)(⑤)pH过低,VO3转化为VO2的程度较大;pH过高,NH4转化为NHHO的程度较大,均使沉钒率降低(2分)52×96(6)8(2分)3×1010(3分)【详解分析】第(1)问,为工艺流程图的常考题型,原料的预处理。答案为:增大焙烧时原料的接触面积,加快反应速率等。第(2)问,根据流程转化可知MoS、NS要在空气中氧化,纯碱参与反应可知,气体产物成分主要为S02、C02。第(3)问,考查方程式的书写,答案为Na2MoO4+HO+2HNO3=HMoO4H,O+2NaNO3第(4)问,沉钒的意图是把NH4VO3沉淀出来,进行分离。因此利用衡移动原理,增大NH4+浓度,使NH4VO3(s)=NH4*(aq)+VO3衡逆向移动,有利于NH4VO3尽可能析出完全。第(⑤)问,图像分析,结合已知信总可知:pH过低,VO3转化为VO2的程度较大;pH过高,NH4转化为NHHO的程度较大,均使沉钒率降低。8×二+1第(6)问,由图可知钼晶胞为体心立方最密堆积,该晶胞含有个8=2个钼原子,且晶胞中体对角线上的3个原子紧密相邻,已知钼的密度为Pgcm3,阿伏加德罗常数为NA,设钼原子半径为pm,可以3x2x52求出钼原子的半径4“VpNA×10°pm17题:(14分)参考答案1@@5*+HN*+3H2分》2②分散度越品,总表面积截大,吸附的反应物截多2分(2)4NH3(g+6NO(g)=5N2(g)+6H20(g)△H=(3b-a)kJmol1(2分)(3)小于(2分)降低温度,k正减小的幅度较小,k递减小的幅度较大,说明降低温度,衡正向移动,该反应为放热反应(2分)(4)<(2分)16(2分)试卷第4页,共6页 B.Redesign the catalogue..C:Mail the catalogue to customers.听第8段材料,回答第11至13题。11.What does the woman want the man to do?A.Have lunch with her.B.Treat her cousin to a meal.f.C.Recommend her some places.for a meal.12.When will the woman probably take her cousin out for a meal?.A.On Monday.B.On Tuesday...aG.On Friday.g、13.Where will the woman go tonight?.A.To a Thai restaurant.B.To a Chinese restaurant.听第9段材料,回答第14至16题。,.oa Australian restaurant.14.What are the speakers mainly talking about?..∷.A.Children's education.B.Family relationships.C/Family activities.、·15.What would the woman do with her father when she was young?、A/Play basketball.:B.See the movies.C.Go to the park.16.What does the woman suggest the man do next weekend?AVisit her house with his kidsB.Have dinner with her kids.C.Take his kids to the mall.听第10段材料,回答第17至20题。17.When is the Student Welfare Office open tomorrow?A.From about 8:00 a.m.to 4:00 p.m.B/From about :00am.to:00p.m.C.From about 4:00 p.m.to 8:00 p.m.18.What can students use university identity cards to do?A Shop in some shops with a discount.B.Go to the movies for free.C.Get a free ride.19.Where will the book sale be held next week?A.In the Student Welfare Office.B.In the library.C.In the canteen.20.What does the speaker suggest students.do?A/Sign up for the cookery course at once.B.Read the books on the reading list.C.Eat at the university canteen.第二部分:阅读理解(共两节,满分50分)第节(共15小题;每小题2.5分,.满分37.5分)·阅读下列短文,从每题所给的四个选项(A、B、C和D)中,选出最佳选项。远.:3AFlights often mean riskysecurity,long layovers and unexpected delays;which sometimesmake for unpleasant travel experiences.Still,your airport journey doesn't always have to be terrible.Here are some cool airports that will make you forget about all your travel baggage:Hamad International Airport,Qatar,fy 中学主辛报在对南第十届报纸综合质量检测中,西获“一级报纸”装誉你号。教师的得力助手学生的良师益友元素和元素周期表口黑龙江课程笔记○赵立新(高级教师)一、元素和元素符碳是由两种元素组成的个周期个族枝元素是妇(即核电药5,空气中含量最多的元素是2.元素周期表各部分涵义简)相同的:地壳中含量最多的元素是称。可见元素种类是由的总:地壳中含量最多的金属元素803(或氧)决定的是;生物细胞中含量最多的15.99十④2.元素分为元素是;相对原子质量最小和前四的分别为地壳中元素含量排名的元素是;人体中含量最多【提示】原子序数与元素原子的核电荷数在数值上相同。的金属元素是【提示】一般来说,元素名称中有6元素符号的意义:一是表示3.同周期元素递变规律“”字旁的是金属元素,有“石”“;二是表示一个(1)同一周期元素数旁或“气”字头的是非金属元素。【提示】由原子构成的物质,其相同。3.元素的化学性质与其原子的元素符号还表示一种(2)同一周期元素从左到右原子最外层电子数从递增中元素的种类有关。化学变化7元素符号前面的数字表示或“改变”)(填“不变个数,元素符号右下角的数字表(3)同一周期元素从元示一个分子中含有该原子的素开始,过渡到元素,最后4.物质都是由到如氧气是由组成的二、元素周期表元素结束。元素组成的,二氧化1.元素周期表中,共有(参考答案见本期第4版)中学生堂报【易错辨析】3.在地壳或生物体内含量多的系。所以,同种元素可以是原子,也1.元素是宏观概念,只讲种类,元素不一定作用就大,含量少的元素可以是离子,如Na和Na都属于钠不讲个数。不一定作用就小。有的元素虽然在地元素。2.质子数相同的微粒不一定是壳中或生物体中的含量少,但作用非同种元素,如虽然1个水分子和1个常重要。5.食品标签中标有X(元素符氖原子的质子数都是10,但它们不4.核内质子数相同的一类原子号)的含量,这个X指的是元素而是同种元素。属于同种元素,与是否带电没有关不是原子,更不是单质。案例分析的说法正确的是化学【元素及元素符号】A.元素符号为uU01180uo1.我们在商场常看到印有“补锌”“补铁”等字样的食B.原子序数为118周刊品包装,其中“锌”“铁”是指(C.质子数为176294A.元素B.原子C.分子D.单质D.相对原子质量为294g图2中考(上)品新材料2.人体中各元素的含量如图1所示,个体会4.核电荷数为1~18的元素的原子结构示意图等信息人教课标存在微小差异。请回答相关问题。如图3所示,请回答下列问题。安徽专版质量分数/%第一1 H2 He65微量元素:周期⊙am。等第二3Li4Be5B6C7N8 O9 F 10 Ne周期⊙⊙⑤2©⊙国⊙四产第7期2011 Na12 Mg 13 Al 14 Si 15 P16 S17 Cl 18 Ar总第1983期1.00350250.150.150.050.05第周期@洲@@洲四洲四洪洲四游⊙游2023年8月11日Ca P K S Na CI Mg其他元素图3图1(1)图1中甲含量最高,其元素符号为;含量超(1)2017年5月9日,中国科学院等单位联合发布了过0.01%的元素称为常量元素,11种常量元素中非金属元115号元素的中文名为“镆”。此元素原子的核电荷数为社长,总编辑:李开据本报生编:杜红胃种;人体中含量最多的金属元素是(填核外电子数为素共有(2)在第三周期中,随着原子序数的递增,元素原子核责任编辑:正装电话:(0371)87071615名称)。(2)下列有关化学元素与人体健康的说法正确的是外电子排布的变化规律是国内统一连续出版物号分析与解答CN41-0702/(F)(填序号)。A.微量元素是因为对健康的作用微小而命名的1.A印有“补锌”“补铁”等字样的食品包装,其中中学生学报壮同出B.人体中常量元素的总质量约占人体总质量“锌”“铁”是指元素,通常用元素及其质量或质量分数来描述。遇的99.95%C铜元素为重金属元素,对人体健康毫无2.(1)07钙(2)B见3.B书写元素符号时第一个字母大写;元素的原子益处D.镁元素在人体中含量很少,其作用不大序数等于原子核内的质子数;相对原子质量为一个比值化其单位为“1"而非“g”。扫一扫精彩对呈现学【元素周期表】3.氮元素的相关信息如图2所示。下列有关氮4.(1)115115(2)最外层电子数依次递增0邮编:450000●投稿网址:htpg,zgxSxx.c0m●法律丽问:河南仟问律师事务所●质检邮箱:2S0bz9163,00m●主管:中原出版传媒集团●主办:中学生学报社●社址:郑州市祥盛街27号 高三化学考试考生注意:1.本试卷分选择题和非选择题两部分,共100分。考试时间90分钟。2.请将各题答填写在答题卡上。3.本试卷主要考试内容:人牧版必修1,必修2。4.可能用到的相对原子质量:H1C12N14O16Na23S32的一、选择题:本题共14小题,每小题3分,共42分,在每小题给出的四个选项中,只有一项是符合题目要求的。1.文物凝结了人类智慧的结晶,也是历史进步的标志。下列文物的材质为合金的是®地k如长A清光绪千金猴王现B西周兽面纹青铜蚕C.木雕罗汉坐像D.雪梅双鹤图2.下列化学用语表述正确的是KA.聚丙烯酸乙酯的结构简式:CH2一CHCOOC2H;B.中子数为8的碳原子:C数C羟基的电子式:O:H杯D.熔融状态下NaHSO,的电离方程式:NaHSO,一Na++HSO,黨3.化学是人类利用自然资源和应对环境问题的重要科学依据。下列说法正确的是相A.煤的干馏过程中主要发生化学变化B.长期使用DDT不会导致残留污染C.工业冶炼Ag常用电解法D.石油裂化和裂解的目的都是生产汽油4.下列有关物质的性质与用途不具有对应关系的是选项物质性质用途ASiC硬度大可制作砂轮磨料BNaz SO为具有还原性可用于水处理中脱氯CNH HCO受热易分解可用作氮肥DBaSO不溶于水和酸,不易被X射线透过可用作钡餐造影剂5,化学上,将质量数相同、质子数不同的核素称为同量素。某核聚变方程为4X+He→Y十40n。下列说法错误的是【高三化学第1页(共6页)】·24-60C· 9.【答案】B【命题意图】考查化学实验基础【解析】A.除去BaSO,样品中少量BaCO3的方法是加硫酸充分浸泡后过滤,需要用到烧杯、漏斗和玻璃棒,A错误;B,制备银氨溶液并与葡萄糖反应得到银镜的实验过程是用滴管往洁净的试管中加入硝酸银溶液,边振荡边滴入稀氨水至沉淀刚好溶解为止,再加入葡萄糖并放在热水中微热,B正确;C.从NaCl溶液中提取NaCl晶体的方法是蒸发结晶,需要用酒精灯和蒸发皿,蒸发皿放在铁圈上而不是放在泥三角上,C错误;D.配制一定物质的量浓度的草酸溶液首先需要称取溶质,最后需要用胶头滴管加水定容,D错误。10.【答案】B【命题意图】考查阿伏加德罗常数【解析】A.标准状况下NO2不为气体,无法计算其物质的量,选项A错误;B.20gD20的物质的量为1mol,1molD0中含有10mol质子和10mol中子,含有的质子数和中子数均为10Na,选项B正确;C.200g质量分数为23%的乙醇水溶液对应乙醇质量为46g,水质量为154g,即溶液中含有1mol乙醇,ol水,由1mol乙醇便知氢原子数大于6N,选项C错误:D.A13+是弱碱阳离子,在水溶液中会水解,选项D错误;11.【答案】B【命题意图】考查元素周期表与元素周期律【解析】由分析可知,a为Na元素、b为C元素、c为S元素、d为Cl元素;A.元素的非金属性越强,其最高价氧化物的水化物酸性越强,同主族中C1元素的非金属性仅次于F,但F无正价含氧酸,则同主族中C的最高价氧化物对应水化物的酸性最强,故A正确;B.ad为NaCl,工业上电解NaCI的水溶液得到NaOH、Cl2、H2,不能获得Na单质,故B错误;C.C的氧化物有CO、CO2,S的氧化物为SO2、SO,C1的氧化物为C,O、ClO2等,故C正确;D.d单质为C2,c的简单氢化物为H2S,Cl2和H2S反应生成S和HCl,故D正确;12.【答案】C【命题意图】考查电化学知识【解析】A.由题意可知电极M为阳极,电极N为阴极,电极a为负极,电极b为正极,A错误;B.由电池分析可知,工作时阳极区生成水,NaOH溶液浓度减小,B错误;答案第1页(共4页)


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