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401分利用山楂制作果酒、果酷的流程如图1所示。同答下列与发降相关的问题。山楂处理加白砂糖酒精过滤和酵母菌果酒发酵分离稀释图1()处理山楂的方法主要是清洗干净，晾至山楂表面无水，该步骤相当于对山楂进行了(填“消毒减“灭菌”)。酒精发酵前加入适量的白砂精主要是为酵母菌提供办流子(2)白砂糖添加量对酒精生成量的影响情况如图2所示，白砂糖的添加量为乳，左右最为合理。加入的白砂糖要适量，不能过量的原因可能是祁点卫名久仅？9.5.0中光代阴505下%，飞五红士60筋131517192123白砂糖添加量/%图2艺(3)工业上酿制山楂醋通常有两条途径：一条途径需要经过两次发酵，即先接种酵母菌获得果酒，再在果酒中接种某种细菌进一步发酵获得果醋；另一条途径是向捣碎的山楂汁中直接接种和公室，经过一次发酵制成。在发酵过程中需要向发酵液中持续通入？气)(4)泡菜具有独特的风味，我国的泡菜品种较多，但它们的制作过程基本类似，都是主要利用进行发酵。25.(11分)科研工作人员利用胚胎干细胞(ES细胞)通过核移植、胚胎工程等技术得到克隆鼠，以供医学研究需要，其技术流程如图所示。回答下列问题：采集幅卵细胞去核卵卵母细胞母细胞X○⊙国代孕母鼠→哈滋养层“的文任装进人理时细电形的和店是购短园年阳头仪号种尼内细胞团构建而成的。与体细胞相比，内细胞团细胞具有的优点（特点）是全化忖有，飞个力(2)若分离出内细胞团细胞进行胚胎干细胞培养，当胚胎干细胞在培养瓶中达到一定的密度时，会出现》y现家影响细胞增殖。若要得到更多数量的胚胎干细胞，需要用以种酶处理后，进行存培养。乙提高已有怀胎的利用率，可采取P”技术获得多个相同胚胎。进行胚脸移时，代孕母鼠对移人子宫的克隆胚胎基本上不会发生贞人小这为克隆胚胎在代孕母鼠体内的存活提供了可能。

og)+0(g)4H=+41.17kJ·mol-l015分)化合物是一种具有生物活性化合物的中间体，其一种合成路线如下：kd·mol-1HCOHCO O-#人C4⑧HO0g)的反应历程如图1所HH(g)+3HOg)△H=Ph,PCH.CH.COOHJBr多聚HCOONH磷酸:g)+6(gC12H16O4(填“1”或“2”)步决定。HCOPd/CCH-CHCHCOOH H.CO示减反应的反应速率由第H.COH.CO甲醇的物质的量分30H.CQ定条件过渡态225CHa碱C1sHO碱CCOg)+H.Og)+2H(g)HCOoo/)-SHAR)5CHOH(g)+HO(g)TTT,温度/CH.C反应历程图23向2L恒容密闭容器中充人1molC0和3molH,在一定条件下，仅发生上回答下列问题：述反应I;在甲，乙两种不同催化剂的作用下，反应时间均为tmin时，测得甲(1)H0QoH的名称为醇的物质的量分数随温度的变化如图2所示。(2)I的结构简式为Ⅲ中含氧官能团的名称①相同温度下，催化剂效果更好的是（填“甲”或“乙”）；T℃下，甲醇的为均反应速率为mol·L-1·min-l。(3)由I生成Ⅷ的反应类型为Ⅷ分子结构中含有个亚甲②T℃和T℃下，衡常数：K2(填“>”、“<”或“-”)K。基(CH2—)。③T℃下，反应开始时容器中的总压为p,MP,该温度下反应的衡常数K。(4)写出Ⅵ一I的化学方程式：封(只列出计算式，不必化简，气(⑤)Ⅱ的同分异构体中，同时满足下列条件的有种（不考虑立体异构）。体分压=气体总压X气体的物质的量分数)①除了苯环外无其他环(④已知CH,OH的选择性为nCCO)X100%。其他条件相同时，反应温度②核磁共振氢谱显示分子中只有3种不同化学环境的氢原子n(C02)消耗对CO2的转化率和CH,OH的选择性的影响如图3、4所示。③能发生水解反应，且1mol该物质最多消耗4 mol NaOHOH8一衡值Q100CH,·实验值(6)参照上述合成路线，以的异胞和人cH,为原料，设计一条合成CH的1540衡值中盟品·实验值2002202402602803002温度/℃200220240260280300温度/℃路线（无机试剂任选）。时心南HC O线0.1图3图4①由图3可知，实验中反应均未达到化学衡状态的依据是大大面贝好和，前“爽“奶南“其)县左京对用，中1年夹国②温度高于260℃时，C02的衡转化率呈上升变化的原因是③由图4可知，温度相同时CH,OH选择性的实验值略高于其衡值，从化学代敛龄的出需西8I望夹由反应速率的角度解释其原因是重哈兴的，州早半，金合承解金合点就升资陆县()带（食）8全国100所2校最新高考冲刺卷第1页（共8页）【23·（新高考）CCJ·化学（三）·GD0NG】2l,0l),09,0心小含厦主)英0册高的尘点中雪丝激备帕容:丁破图燕的嚼用全国10所名校最新高考冲刺卷第8页（共8页）【23·（新高考）CC·化学（三）·GD0NG】

晚上10：46g⊙因日·Rl令61①，化学模拟七答案.pdf文件预览1/门准名卷·2023年安徽中考模拟信息卷（七）·化学（参考答案）一、选择题（本大题包括12小题，每小题1分，共12分）1.C2.C3.D4.B5.B6.D7.A8.C9.C10.D11.B12.D二、非选择题（本大题包括5小题，共28分）13.(5分，化学方程式2分，其余每空1分)(1)混合物(2)热值大或产物是水，不污染环境制取成本高或贮存困难(3)2H,0道电2H,个+0，个14.(6分，化学方程式2分，其余每空1分)(1)铁架台(2)BD CaCO3+2HC1CaCl2+H2O+CO2A(3)高锰酸钾防止高锰酸钾粉末随气流进入导管，堵塞导管15.(5分，化学方程式2分，其余每空1分)(1)过滤(2)SO3+H2O=H2SO4化合反应(3)+316.(7分，化学方程式2分，其余每空1分)(1)导热(2)铝在空气中与氧气反应，其表面生成一层致密的氧化铝(A2O3)薄膜，从而阻止铝进一步氧化(3)3Fe+4H,0商温Fe,0,+4H,(4)排尽装置内的空气，防止加热时爆炸以及干扰实验(5)3:4(6)C0有毒，会污染空气【注意：若答对以下小题奖励3分，化学试卷总得分不超过40分】(7)硬度大（或耐腐蚀等）（合理即可）(8)AB(9)Mg2+、A13+17.(5分)(1)解：85g×10%=8.5g……(1分)设理论上可制取氧气的质量为x。2H,0,Mm02H,0+0,+…(1分)68328.5gx…（1分)68_8.5g32xx=4g…(1分)答：理论上可制取氧气的质量是4g。(2)少量氧气溶解在水中或装置内存留部分氧气…(1分)【2023年安徽中考模拟信息卷（七）·化学（参考答案）第1页（共1页）】通过「QQ浏览器」使用以下文档功能了全屏播放去使用>☑标注/填写四转为图片

16.(8分)实验是进行科学探究的重要方式。试根据下图回答有关问题。C+CuO铜丝网罩C02澄清硝酸银的石湿润紫色溶液灰水石蕊纸花实验一实验二实验三(1)实验一中发生反应的化学方程式为Cu+A9W03三CuW03)z9(2)实验二中，酒精灯加网罩的目的是科火紧极恤多火焰所始预热时，试管内产生气泡但澄清的石灰水不变浑浊，原因是线寺场版2=元成褰驼费观察烈愿烘攀后编数安备此得到的结关闭K论是0裤然环扬燃；若观察到纸花变红，由此不馄(填“能”或“不能”)得出“C0,能与水发生化学反应”的结论，理由是一次珍是然性桃流山碳能使价饭红可能，有做方317.(5分)碳酸氢铵是一种常见的氮肥，工业生产碳酸氢铵的其中一种流程如图所示。H,0NH,吸氨水蒸气煤造气N2、H2碳化塔N2、H2压缩合成分离空气C02CONH,HCO3溶液N2、H碳酸化拍大欧亚物欣接繡面积，使反更毛分(1)造气时会将煤粉碎，其目的是硬蝶粉脑扮秋韩粉C02十H0.+WH3=WH4Hc03(2)碳化塔内发生反应的化学方程式为MHH①+002三4C0!该步骤温度不宜过高，其原因是出与过爱热易会的~上碳袋毅分泽(3)上述流程中可循环利用的物质是N2、H,和（羹气）。四、实验与探究题（本大题包括2小题，共16分）18.(8分)下图为中和反应实验的操作示意图。按要求回答问题。过量稀硫酸采集信息温度℃一→6酚酞稀硫酸形成图像氢氧滴有酚酞化钠温度仪器①的氢氧化旺传感器溶液钠溶液稀硫酸的质量g步骤步骤二甲乙、红的化学样卷试题卷（五）第4页(共6页)小红书号104655158

289A1(2)在A,S0,中S和0元素的质量比为:L(3)右图是铝在元素周期表中的信息。铝元素的原子序数为在化学反应中铝原子易(孩失或“得到”)电子。3/A13.(4分)铜是常用的金属，中国是世界最早治炼青铜和进入青铜时代的国家。26.98(1)青铜（铜锡合金）与纯铜相比具有的特性是及及4(答一点)。一代海期是将在玉分解生感的氧化用与大好。人反应。该反应的化学方程式是(3)中国还是湿法治铜最早的国家。我国古代在西汉（准南子·万毕术》一书中有湿法炼铜的文字记载：“曾青得铁则化铜，“曾青”指硫酸铜溶液。该反应的现象是这定-了九？色伤出Te十Cv+8-14.(4分)下表为甲、乙、丙三种物质在不同温度时的溶解度，请根据表中数据回答下列问题。温度/℃0102030405060708090100甲35.735.836.036.336.637.037.337.838.439.039.8溶解度乙27.631.034.037.040.042.645.548.351.154.056.7丙13.320.931.645.863.985.5110138169202246(1)从表中数据可以看出的溶解度随温度变化的趋势较大。(2)50℃时，将等质量的甲、乙、丙的恤和溶液同时降温到30℃，所得修液的质量关系为早72石上16137.0(3)20℃时，取xg水于烧杯中，进行如图操作（乙结晶时不含结晶水）：加入40g乙准来为升温至40℃恤温篱发10g降温至30℃我线声3g圈体x的值为C溶液是h小（填饱或不和）溶液。绒来入15.(4分)如图是初中化学常见的5种物质，甲是铁，其余为二氧化碳、稀盐酸、氯化铜溶液和氢氧化钙溶液。图中“一”表示相连的物质能发生反应，“一→”表示能直接转化。(aloH)>Co2 Hel3Cucl2.Laiol(1)X的化学式是(2)反应③的化学反应方程式是CacH),tel =Caclt22O

第Ⅱ卷(非选择题共53分)三、非选择题（共4小题，共53分。）15.(13分)(1)三颈烧瓶（或三口烧瓶)(1分)a(1分)(2)油状液体(1分)(3)①加快反应速率，增大反应物的接触面积，使反应充分进行(2分，或其它合理答案)②反应已进行完全（2分，或其它合理答案)(4)一COOK+HCICOOH+KCI(2分，苯甲酸写沉淀符号也给分)》(5)固液分离更快更彻底(2分，或其它合理答案)(6)94.5(2分)16.(13分)(1)1s22s22p3s23p2或Ne3s23p2（2分)(2)<(1分)同主族元素，原子半径越小，第一电离能越大(2分，或其它合理答案)(3)①不会（2分)②CH4（1分)SiCL4(1分)8×60(4)①2：5(2分)×10(2分，或其它合理答案)4dxN17.（12分)(1)①副反应反应速率更快(2分，或者副反应活化能比主反应活化能小，反应速率更快，或其它合理答案)②H2+CO2三C0+HO(g)(2分，带“高温”也给分，不写状态或可逆符号不扣分)(2)8a3×10-3(2分)(3)①8(2分)②2cH(2分)③CHCOOH+SO32—CH3CO0+HS03(2分)18.（15分)(1)甲苯(1分)光照（1分，填C2不扣分)》(2)CH;CH2CHO+2Ag(NH3)2OHA>CH3CH2COONH +H20+2Agl 3NH3 (2)(3)CY(2分)(4)aca sc(2分)(5)YQ)-CH=cH,(2分)(6)4(2分)(7)CH,CH.COCI1)CH,CH,MgCl浓H,SO(合理即可，3分)AICI,2)H∥多卷·A10联盟高二年级(2021级)下学期6月学情调研考试·化学参考答案第3页共3页

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B居7做实验一定要注意先后顺序，如果先后顺序错误，可能会导致实验失败，甚至产生严重后果。下列有关用高锰酸钾制取氧气的实验中，先后顺序正确的是()A.检查装置气密性时，先用手紧握试管的外壁，再将导管伸入水中B.实验完毕，先熄灭酒精灯，再把导管移出水面C.先将高锰酸钾装人试管，再检查装置的气密性D,加热时先对试管进行预热，再对准药品部位进行加热8.(2022一2023·洪山区期中)某化学小组用下列实验装置进行实验：①A(1)写出标号仪器①的名称(2)化学小组要制取并收集一瓶干燥的氧气进行实验，应该选用的装置组合是(填字母序号)，其中制取氧气的文字表达式为(3)化学小组为探究使带火星木条复燃时氧气的最低含量，用B装置和下列装置(填字母序号)组合可以收集到不同浓度的氧气。若集气瓶容积为250mL,瓶中先装50mL水，通入纯净氧气，当水排尽时立即停止通入氧气，此时集气瓶中氧气的体积分数为(精确到1%)。9.【核心素养·科学思维】(2022·宜昌节选)氧气是人类不可或缺的物质。根据下列装置图回答问题。细铁丝A(1)实验室用氯酸钾制氧气的文字表达式为,其发生装置可选用（填字母序号，下同）：,用C装置收集氧气前，将集气瓶内空气完全排尽的方法是(2)某同学欲按图F所示方法做细铁丝燃烧的实验，收集所需氧气最好选用的装置是;做硫燃烧实验，收集所需氧气最好选用的装置是由此可见，选择气体的收集方法主要应考虑气体的性质，此外往往还要考虑第二单元我们周围的空气29

(Text 2)W:Excuse me,sir,how can I get to the nearest hospital?My son is seriously ill.M:Get into my car.I'll take you to the hospital.Don't worry.It's not far from here.(Text 3)W:I am moving to Shanghai.I have got a new job there.M:Oh,how nice!Congratulations!But we'll miss you.(Text 4)W:Come and look at my bedroom.I've painted it.Do you like these gray walls?M:Oh,well,they are nicer than before.I hate those yellow and blue walls.(Text 5)W:Are there enough chairs in that meeting room?M:Yes,I think there are enough.There are 75 chairs in all,35 for the teachers,guests and children,and theothers for the parents.(Text 6)M:Hey,do you mind helping me for a minute?W:Of course not.What exactly are you looking for?M:To be honest,I don't even know where to start.And I don't have much money.W:That's fine.How much money are you willing to spend on a guitar?M:About $100 to $150.W:Try this one.It's lightweight,and its strings won't hurt your fingers when you play it.It's great for begin-ners.M:What about this one?It looks awesome.W:That one is electric.It might be a bit difficult for you.Plus,it's $800.M:Never mind,then.I'll take the first one.(Text 7)W:Have you got any other questions?M:Yes.The speech should be for 20 minutes-is that right?W:Yes,but 20 minutes in total,including 5 minutes for questions.So you'll talk for only 15 minutes.M:I won't be able to say much at all in that time.W:First,you must make sure your speech only includes the most important information.For instance,youwon't have time to give examples,but you could give some images that show examples without spending timetalking about them.M:That's a good idea.(Text 8)M:Hi.This is the Friends of the Environment office,isn't it?W:Yes,it is.M:Oh,good.My name is Ben.I'm doing a project at school about the environment,and my teacher said thiswould be a good place to get some information.W:Well,I'd be glad to help.What's your project about exactly?M:Well,I haven't quite figured that out yet.That's why I'm here,actually.W:I see.Um,do you know much about the greenhouse effect?M:Yeah,but I think a lot of people are already doing that topic.W:Well,how about water pollution?M:Yes,I've heard that it is a serious problem.Do you have any information about it?·7·【22新教材老高考.DY·英语·参考答案一WYB一必修第三册一QG)

C.将5.6g铁块投入一定量的稀硝酸中，恰好完全反应，一定转移0.3N个电子D.17g羟基与17g氢氧根离子所含电子数均为10NA21.下列“类比”合理的是A.Fe与S在加热条件下反应生成FS;则Cu与S在加热条件下反应生成CuSB.C2和HO反应是氧化还原反应；则BCI和水反应也是氧化还原反应C.C在足量的O2中燃烧生成CO2;则S在足量的O2中燃烧生成SO3D.HO2的热稳定性比H2O的弱；则N2H4的热稳定性比NH3的弱22.一定温度下，在容积为2L的恒容密闭容器中发生反应3A(g)+B(g)≥xC(g十2D(g+Es)，加入1olA和1molB,经5s反应达衡，此时容器内的压强与起始时压强比为6：5，同时生成0.4molD,下列叙述中不正确的是A.X=4B.5s内B的均反应速率v(B)=0.04mol/(Ls)C.当混合气体的密度不再改变时，该反应已达到衡状态D.当2v(A)=3v(D)时，标志着该反应达到衡状态HO2[>aa<8]2PdC.HCI和CI可循环利用②D.①、②、③均为氧化还原反应02+2C124.下列各实验的现象及结论都正确的是实验操作实验现象实验结论A把SO2和气体X一起通入到BaCl2溶液中有白色沉淀产生X气体具有强氧化性B葡萄糖溶液中加入新制氢氧化铜悬浊液有砖红色沉淀生成葡萄糖具有还原性产生白色沉淀，加向鸡蛋清溶液中滴入几滴硫酸铜溶液蛋白质发生了变性水后沉淀不溶解生成淡黄色沉淀和D向某溶液中加入稀硫酸该溶液中一定含有S2O}刺激性气味气体25.某100mL溶液可能含有NH、Fe2+、Fe3+、Na*、C-、CO3、NO3、SO?中的几种离子且所有离子浓度相等，将溶液均分成两等份，进行如下实验（不考虑盐类的水解及水的电离）：(1)其中一份加入过量稀盐酸，产生无色气体0.224L（标准状况)。(2)另一份溶液中加入足量NaOH溶液，充分加热，产生使湿润的红色石蕊试纸变蓝色的气体，同时将生成的沉淀过滤、灼烧后，得到固体2.4g。下列说法不正确的是A.该溶液中一定含有NH、Fe2+、NO3、SOB.该溶液中一定不含Fe3+C.该溶液中c(NH达)=0.3mol/LD.根据以上实验，无法确定该溶液中有Na高一化学试题第4页共6页

4.D。观点态度题。根据最后一段可知，飞行机器人理论上可以在任何地方工作，它们可以在危险或无法到达的地方建造结构。由此可知，作者对飞行机器人持积极态度，故选D。第4-5版本文的语篇类型是说明文，主题语境是人与社会之公共交通。如今，在世界各地，越来越多的国家和城市对公共交通票价进行了减免。然而，免费公共交通真的是解决交通问题的有效措施吗？1.C。细节理解题。根据第二段最后一句可知，爱沙尼亚几年前就免除了车费，故选C。2.A。推理判断题。根据第三段可知，在哥本哈根试行了一个月的免费交通票后，起初，汽车使用量开始下降，但人们最终还是恢复了旧有的惯。由此可推知，画线短语指代的是开车的惯，故选A。3.C。细节理解题。根据第四段最后一句可知，免费公共交通政策未能改善卢森堡的交通状况，部分原因是很多人由于负担不起在卢森堡生活，只能每天开车穿越国境到卢森堡工作，故选C。4.B。推理判断题。根据最后一段最后一句可知，Jenny认为免费的公共交通能让所有人，不论收入高低，都享有乘坐交通工具出行的权利，故选B。A本文的语篇类型是说明文，主题语境是人与社会之科学技术。本文介绍了一种安装了传感器的智能道路，这种道路可以监测汽车是否偏离路面，并自动报告给应急服务部门。不过，这种新型智能道路也面临一些质疑。1.A。推理判断题。根据第一段中Sylvester所说的话可知，汽车驶离路面的时候，智能道路上的传感器会监测到发生意外的时间及地点，并自动向应急部门发出警报，以寻求帮助；再结合第二段第一句可知，这种智能道路可以监测车辆所行驶道路的安全状态，故选A。2.A。推理判断题。根据第三段可知，Schwartz质疑，如果智能道路里装的电缆断裂的话，可能会发生什么呢？会导致整个网络的瘫痪吗？由此可推知，智能道路的可靠性还未确定，故选A。3.D。推理判断题。根据第五段可知，交通状沉对一个地区企业的发展有

20.Who carried a ladder to the scene of the fire?23.What is re,A.HavingA.LilyB.Lily's father.C.A firefighterB.Being第二部分阅读（共两节，满分50分）第一节（共15小题；每小题2.5分，满分37.5分）C.BeingD.Buying阅读下列短文，从每题所给的A,B,CD四个选项中选出最佳选项。AI carriedMorocco Family Journeycountry to theDiscover the magic of Morocco on a seven-day journey that takes yoursome voluntarfamily group from markets to the desert.Meet musicians and storytellersflame.Still iabsorbed in Amazigh heritage,and try your hand at cooking up colourful localunexpectedly.dishes.Hike past amazing rock formations,walk windswept sands,and uncoverOn oneancient secrets.n.Bcovering arourYork,each ruWHAT'S INCLUDEDWHAT'S NOT INCLUDEDadmired.OthAccommodations:Hotels (8 nights);8·VisasI had alrbreakfasts,3 lunches,4 dinnersFlights to and from Moroccowaiting in theTransport:Private air-con coach,4XBasic medical and emergencyarrive.Would4 vehicle羽Ep必究insurance (You will not be permittedAll at onrs?Journey Highlights:Sahara trips andto travel with our agency until youway.Peoplecultural explorations in Merzouga,thehave provided evidence of adequatewhat I represtour of Atlas Film Studios in Ouarzazatetravel insurance.talent,devotiFive-star travel directorsTrip cancellation insurance or anyI think wWalk in Jemaa el-Fna Squareother travel insurance02values,becauFree time to explore Marrakech·Meals on your own260have to do orAll transport to and from included·Any activity notdescribed inand values,aese days?activitiesWHAT'S INCLUDED24.What carEmergency Fund1U0A.The91GPlease make sure you have access to at least an additional USD 200 or the291B.Not an fences.equivalent as an emergeney fund,to be used when circumstances outside ourC.The acontrol require a change in our planned route.This is a rare occurrence!10D.Grea25.How didanimals?RequirementsFamily journeys are designed for groups traveling with kids between theA.Excitages of7and 17.Your group must include a kid to book,and anyone under the26.Why didage of 18 must be accompanied by an adult.A.To ceC.To sh21.Where can visitors experience local culture?27.What doA.In Marrakech.ng smell.B.In Ouarzazate.A.KeepC.In Merzouga.D.In Jemaa el-Fna Square.C.Let t22.Which of the following needs an extra charge?二A.Transport between attractions.B.Round-trip flight tickets.Do youC.Accommodation in the journey.D.Quality guide services.us practice se英语试题（附中版）第3页（共10页）11 bluowourselves.

11-15 BBCBC16-20 CACBA21-25 ABDCD 26-30 ACCAB31-35 ACACD36-40 GACFD41-45 BADCB46-50 CDAAB51-55 CADDB56.Researchers57.and58.the59.to be60.enjoying61.surprising62.actually63,their64.it65.be influenced写作第一节One possible version:Dear Peter,How's everything been going recently?I know that you are interested in music,so I can't wait toshare this news with you.A school music festival will be held at 6 pm at our school hall nextFriday.Student singers and bands from the music club will be on stage to perform for us.Meanwhile,Peking Opera actors will also be invited,which will be a great chance to enjoytraditional Chinese culture.I really hope you can join us.Looking forward to your replyYours,Li Hua第二节One possible version:After about 10 minutes in line,it was our turn and I put everything on the conveyer belt.We startedchecking out and got everything bagged.Then we left the store and went to our car.By thistime,the line outside was longer than before and I felt for those people.We finally got to thecar and put our things down.Just then,my daughter noticed that there was a camping chairon my shoulder.I suddenly realized I had forgotten to put the camping chair on the belt and pay for it.The familiarweight was like a wallet to me,so it didn't occur to me to set it down.Actually,I didn't havetime to go back to pay for it.We were already running behind schedule and still had a two-hour drive to make.But I knew that if I didn't go back and pay,I would be considered a thief.So I ran back to the store.It took me another 30 minutes to get inside again.Thankfully,I amstill an honest person.【补充说明】100°F:100华氏度，约等于38摄氏度部分解析阅读第一节A篇主题语境：人与自我一一生活与学本文是应用文。文章介绍了四个与音乐有关的夏令营。2l.A。理解具体信息。根据Spotlight Theatre Arts介绍内容中的The Spotlight Theatre

13.某学小组设计如下图所示装置改进钠与氯气反应的实验。下列说法正确的是金属钠浓盐酸浓NaOH溶液玻璃纤维KMnO.固体A.可用MnO2代替KMnO,固体B.先点燃酒精灯再滴加浓盐酸C.钠在氯气中剧烈燃烧产生白烟D.实验过程会出现倒吸现象14.近期科技工作者开发了一套C0和甘油(C3HO3)的共电解装置，如下图所示。电源阴离子交换膜花电COC.HaO3极化电极ba◆C,H4C,H0,KOH溶液下列说法正确的是A.催化电极b连接电源的负极B.电解过程中K+从阳极区移向阴极区C.阴极区的电极反应为2CO+8e+6H2O—C2H,+8OHD.电解前后溶液的pH不变15.纳米Ti02是一种重要的光催化剂，其催化苯甲胺（〔NH)生成苯甲亚胺(eNH)的机理如图所示。下列说法错误的是OO-(eTio,0③OHNHNH+HA.HOO具有氧化性B.O2在TiO2表面捕获电子C.反应③涉及π键的断裂和生成D.总反应为NH+0,一2CNH+2H0化学试卷第4页（共8页）

第二节（满分25分）阅读下面材料，根据其内容和所给段落开头语续写两段，使之构成一篇完整的短文。The dramatic nidre duringn aero hike Four friends and tematesfromNoteCollege in Codyyomnghad been hikng in theMoo orehey hikederlatacked the e hiker BradyLowry.shok me ron and Ididn't kow what tod,Brady ealled theterrifying attack.Th bear shook him by the arm and then threw him away.Bradys friend Kendall Cummings,reacted quickly totry toscare the bear away.He yelled and kickedathe bear and pulled on the bearfur.dn't want to lose my friend,"said Kendall.Icou have rnadotentially osta friend but Ididn't do that I thought I would get him offand save hm.The bear turned its attention to Kendall and knocked him to the ground.In protecting his friend,Kendallbecame the target of the bearfortackEventaly,thetherteaatesred thebearusthat itsoon withdrew and ran off.After the attack,Kendall was badly injured,but he managed to pull himself up.The teammates then helpedKendall off the mountain by supporting his weight and rying him part of the way.nce the boys reachedalocation with cell service,they dialed 911 for help.After half an hour,some rescuers arrived at the scene.They examined Kendall and Brady and they weresent to Billings Clinic Hospital in a rush for their injuries.Brady broke his arm and suffered serious wounds inthe initial attack.Kendall underwent surgery for more serious injuries on his face and arm.Both boys were onthe road to recovery.Their wrestling coach,Jim Zeigler,arrived at the hospital along with the rest of the teamto offer support.注意：1.续写词数应为150左右；2.请按如下格式在答题卡的相应位置作答。Jim Zeigler sang high praise for his team,especially Kendall.Brady's parents came to the hospital and thanked Kendall for saving their son's life.【高二上学期期末考试·英语第8页（共8页）】

5.锰酸钾(K2MO4)在浓强碱溶液中可稳定存在，碱性减弱时易发生反应：3MnO}+2H,0=2MnO:+MnO2↓+4OH。利用Cl2氧化K2MnO4制备KMnO4的装置如图所示（夹持装置略）。下列说法正确的是8浓盐酸K2MnO4浓碱溶液NaOH溶液甲丙丁A.装置甲中的固体可以是KCIO3B.装置乙中放饱和NaHCO3溶液，以提高KMnO4的产率C.装置丙可以用NaOH作碱性介质D.装置丙中每消耗0.5 molCl2,则生成1 molKMnO46.下列离子方程式书写正确的是A.向Ca(CIO)2溶液中通入少量SO2:Ca2++3CIO+SO2+H2O=CaSO4J+2HCIO+CIB.向碳酸氢铵溶液中加入足量Ca(O田2溶液：Ca2++HCO;+OH=CaCO3J+H2OC.酸化的高锰酸钾溶液与H2O2溶液反应：2Mn04+3H202+6H+=2Mn2++302↑+6H20D.稀硫酸与硫代硫酸钠溶液反应：S2032-+S042-+4Ht=2S02↑+SJ+2H207.氯气跟氢氧化钾溶液在一定条件下发生反应：C2+KOH→KX+KY+HO(未配)，KX在一定条件下能反应：KX→KY+KZ(未配，KY与KZ的物质的量之比为1：3)，以上KX、KY、KZ均是含氯元素的一元酸的钾盐，推知在KX中氯元素的化合价是A.+1B.+3C.+5D.+7共8页第2页

二、非选择题：本题共4小题，共58分。15.(15分)KI可用作制有机化合物及制药原料，医疗上用于防治甲状腺肿和甲状腺功能亢进的手术前准备所需药物，也可用作祛痰药。某实验小组设计制备一定量K1的实验（加热及皂卡夹持装置已省略)如下：,稀硫酸②若用25,00mL的滴定管进行实验，当滴定管中的液面在刻度10处，则管内液体的体积.=10.00mlb.=15.00mLc<10.00mld>15.00ml③滴定终点时消耗14.50mL.标准溶液，则样品的纯度为，(计算结果保留两位有效数字)。(1)实验开始前，先进行的操作为6.16.(14分)钕铁硼废料的主要成分为Nd,FC,B,还有少量的硅酸盐和A1,O,.。在实验室中回收(2)仪器a的名称是敏铁硼废料中的稀土元素的工艺流程如图所示(3)实验中不能用稀硝酸代替稀硫酸的根本原因是硫酸钠溶液草酸溶液(4)久置KI溶液易被氧化而导致变质，实验小组取久置KI溶液进行实验，如图所示.。一0，电淀粉溶液稀HSO,迪液已知：取10ml溶液于烧杯中①做的活动性较强，能与稀酸发生置换反应：隔不与稀酸反应；②室温下，K,[Nd(C0)]=2.7×10”.溶液未变蓝回答下列问题：关于溶液立即变蓝的原因，该实验小组进行了如下探究：(1)“酸溶”操作中，为提高钕的浸出率，可采取的措施有(任写一点).①提出猜想(2)“复盐沉淀”过程中得到的沉淀是Nd(SO,),·NSO,·xH,O,写出生成沉淀的化学方猜想I.酸性条件下，空气中的O,将1广迅速氧化成：程式，猪想Ⅱ.KI溶液久置过程中产生了1O,IO在酸性条件下与I反应生成(3)“一系列操作”包括过滤、洗涤、干燥等，其中检验洗涤干净的操作是。实验室②实验与结论中，“煅烧”过程可在（填仪器名称）中进行。实验编号实验方案实验现象结论与解释前(4)“转沉”过程中，当Nd*完全沉淀[c(Nd+)≤1×10mol·L-1门时.C,O的最小浓度为mol.L。往试管中加人10mL0.1mol·L新制K150min后溶溶液并加人几滴淀粉溶液，,露置猜想I不成立(5)针对钕铁硼废料中金属离子浸出成本高、污染大的问题，某研究团队提出采用电化学阳液变蓝极氧化技术直接浸出钕铁硼废料中的牧和铁元素，以为阳极，NaSO,溶液为电于室温下的空气中解质溶液进行电解。研究表明N,SO,溶液不需要外加酸即可达到分离敏和铁元素的目取少量KIO,溶液与少量KI溶液混合，加人猜想Ⅱ成立。写出相关溶液立即的，原因是」{已知K,[Fe(OH),]=2.6X10”,K.[Nd(OH)]=反应的离子方程式：淀粉溶液，再滴加稀HSO,调节pH至5变蓝1.9×10-1.(6)钕是最活泼的稀土金属之一，晶体为六方晶系，结构如图所(5)测定K1的纯度：称取0,5000g样品溶于水，加人稍过量硫酸酸化的H,O,充分反应后示，钕原子以六方最密堆积方式连接。晶胞参数：a=加热除去过量H,0,加人几滴淀粉溶液，用0,20m0l,L的MnS0,标准溶液滴定xpm,b=xpm,c=ypm,a=90,-90°，y=120°.每个晶(1+25,0—S,0+21).胞含有个牧原子，设阿伏加德罗常数的值为N则金属钕的密度为_g·cm(列出计算表达式)，①滴定前装有标准液的滴定管排气泡时，应选择图中的(填标号，下同)。色【高三化学第5页（共8页】·JXa【高三化学第6页（共8页）】

4.A.decisionB.explanationC.secretD.answer5.A.takeB.makeC.findD.stop6.A.exploreB.measureC.developD.identify7.A.innocentB.determinedC.sympatheticD.unpleasant8.A.carry onB.take overC.put asideD.go through9.A.GenerallyB.GraduallyC.AccidentallyD.Obviously10.A.strategiesB.circumstancesC.responsibilitiesD.principles第二节（共10小题；每小题1.5分，共15分）阅读下列短文，根据短文内容填空。在未给提示词的空白处仅填写1个适当的单词，在给出提示词的空白处用括号内所给词的正确形式填空。请在答题卡指定区域作答。AMy son Zack suffered from autism (when he was two.Watching a movie together wasan important routine for us.On an ordinary spring day,we were enjoying one of his favoritemovies that he 11 (see)many times before.I took his hand as usual.Suddenly he stood upand wrapped his arms around me in a big bear hug.You could imagine 12 excited I was.Although it was just a hug,it meant a lot to me,13 (fill)me with great joy.BThis year,the 13th Spring Festival Joint Exhibition of Chinese Books,14 theme was"Reading China",was held on January 24th in 85 bookstores worldwide.It 15 (carry)out avariety of activities such as book exhibitions and cultural performances.Books displayed in theexhibition were philosophical and artistic,which closely met the needs of overseas readers.Overall,this year's book exhibition presented the newest and 16 (fine)Chinese publicationsto local readers so that they could better understand China in the new era.CChatGPT is a new artificial intelligence technology 17 (create)by Open Al.It enablesmachines to understand and respond to human conversations in a 18 (nature )andconversational way.ChatGPT has shaken the tech world since it was opened for public use lastyear.While it certainly comes across as knowledgeable,it's far 19 perfect.It cannot answerquestions about things that have happened recently because it 20 (train)using data from 2021and before.第二部分阅读理解（共两节，38分)】第一节（共14小题；每小题2分，共28分）》阅读下列短文，从每题所给的A、B、C、D四个选项中，选出最佳选项，并在答题卡上将该项涂黑。高三英语第2页（共10页）

听力材料W:What do you want to be when you graduateMost people think it is always safe to sendfrom school,Paul?flowers.But remember:don't send yourM:I want to be a fireman.Chinese friends white flowers because they areW:Really?That's great,but I think it'susually for the dead.dangerous.In many Western countries,clocks are niceM:Yeah,but I want to help people in need.gifts.However,in Chinese culture they mayHow about you?mean bad luck.So we should avoid choosing aW:I'd like to be a teacher.I watched aclock as a gift.documentary about Zhang Guimei.I admireher and want to teach in poor villages like her.g听第7段对话，回答第14、15小题。1415BAⅡ选(B)21.Can you finish test paper on your14.What happened to Li Hua?desk in hour,George?A.He failed the writing test.择A.a;aB.the;anC./片anB.He failed the speaking test.(C)22.I'm afraid it's impossible for you to goC.He failed the listening test.填the river without taking a boat.15.What is the woman's advice?空A.throughB.between C.acrossA.Practicing more.(C)23.Thosemake most people happy areB.Making fewer mistakesthe happiest in the world.C.Learning grammar.A.whichB.whoseC.who听力材料W:You look unhappy,Li Hua.What's going on?(A )24.-Your school is really big.There mustM:I failed the speaking test.be a lot of students in it.W:I am sorry to hear that.Maybe you should-Yes.There arestudents in mypractice more.school.We all enjoy our school life here.M:You are right.When I have a chance toA.three thousand B.three thousandscommunicate with others in English,I just can'tC.three thousand ofopen my mouth.(C )25.-Happy New Year!Would you like to goW:Are you afraid of making mistakes?M:Yes.I think people will laugh at me.shopping this afternoon?W:Don't worry.Everyone makes mistakes.-Sorry.Shopping malls are alwaysRemember,practice makes perfect.during holidays.I prefer a quiet place.M:OK.I'll give it a try.A.beautifulB.wonderful C.crowded第三节听短文(B)26.-Lindaspeaks in front of so manyChoosing giftspeople.▲In the United States-Yes.Of all the students in my class,sheWhen peoplePeople give gifts when someone(16)graduatesIn Japanis the shiest.give giftsPeople give gifts at(17)special times in summerA.always B.seldomC.usuallyand winter.(C)27.With the fast development of the digital▲In IndiaHow peopleIt is best to give new couples money ending in(数字的)economy in China,online shoppingchoose gifts(19)one/1more popular with the public over the past▲In China(18)wiselyyears.White flowers and(20)clocks should beavoided while choosing gifts.A.becomesB.will become C.has become听力材料Hello,I'm Roy.People usually give gifts forspecial events.For example,in the United(A )28.to my home tomorrow!I have somebeautiful photos to show you.States people give gifts to someone whograduates from school.In Japan,people giveA.ComeB.Coming C.To comegifts at special times in summer and winter.But(B )29.John is weak in math,but he hasn'thow can we choose gifts wisely?hope of passing the coming math test.In India,numbers ending in one areA.put upB.given up C.picked upconsidered lucky.So it is best to give newcouples money ending in one.g2

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阅读下面树料，在空门处入适当的内容个单词》或括号内单词的正确形式。第二节语法境空（共10小题：每小题15分，满分15分）rt(吻呼师)reouawhoe ffrballme新7 t n Zherig.“h80 ySnghperetheerein rda cha()n Chinese.whch(use)the Song Dynsty (0-).Over the past decades,hebase)on ancient paintings.had usedlmorinecktomodead have mor(t)cham.Dian cha inamodeway enances the taste ofte Han says.tea and spoons to create nearly 200 patternsappreciate dhincrstaed jyuar)during the Tang Dynasty (-7)is similarthe foam()on top ofa cup of coffeeexcept that it is made of tea rathermhou the Song Dysty ha becomee formostthan milk.”物PopularWvomnobl and scholas opjust likeother mprant items,suchasrice oiand salt,as suggested by Song politician and thinker Wang Anshi.9(total)diferent from the method of brewing()eaduring the Tang period.n theSong Dynasty,the popular way of having tea wasthrou dian cha.The action of pouring hotwater over fine powdered tea is called dian,hence the name dian cha,which(list)asanintangibleculral heritage of Runzhou district,Zhenjiang city,Jiangsu province,in19第四部分写作（共两节，满分35分）第一节短文改错（共10小题；每小题1分，满分10分）假定英语课上老师要求同桌之间交换修改作文，请你修改你同桌写的以下作文。文中共有10处语言错误，每句中最多有两处；错误涉及一个单词的增加、删除或修改。增加：在缺词处加一个漏字符号（个），并在其下面写出该加的词。8]删除：把多余的词用斜线()划掉。修改：在错的词下划一横线，并在该词下面写出修改的词。14注意：1.每处错误及其修改均限一词；2.只允许修改10处，多者（从第11处起）不计分。It was 7:15 in the morning of January 8th,2023.I was walking along Park Road towards theeast while a passer-by of average build came out of the park on the other side of the road.Just atthat moment,Iseeayellow car driving up the Third Street and made aright tuninto Park Road.WUnlucky,the car hit the man when she was crossingthe road.Andhe knocked down witha painfulUnluck;heowever,instead of stopping rovev fastr.ngisboutwoeonter,dapingar hd the maothe mrest hospital.When his familyminutescame,they were moving to tears.into

种，不指名是哪种氢化物其沸点高低不能判断，A8e+10OHCO号+7H2O,石墨电极b上项错误；CO作为配体通常是电负性较差的C原的电极反应式为：2CH2=CHCN+2H++2e子提供电子对，B项正确；工业利用焦炭还原二一NC(CH2)2CN,每个电池甲烷通入量为氧化硅制粗硅的反应中焦炭作还原剂，单质硅是5.6L(标准状况)且反应完全，则电路中转移电还原产物，不能说明碳和硅的非金属性强弱，C子为2mol,理论上最多能获得1mol的项错误；Fe的价层电子排布式为3d4s2,价层电NC(CH2)4CN,C项错误；D项正确。子运动状态有8种，D项错误。15.【答案】D10.【答案】D【解析】C原子的杂化方式发生了改变，如二氧【解析】由图可知K。=cH+)c(A2)c(HA-),化碳中的一个碳原子由sp杂化转变为sp杂化Ksp [Cu (OH)2]=c (Cu2+)X c2 (OH )等，A项错误；反应过程没有非极性键的断裂，BKm[Cr(OH)3]=c(Cr3+)Xc3(OH),化简可得项错误；催化剂不能改变反应热，C项错误；这A）O十竖，即为尚线两种物质符合催化剂的定义，D项正确。c(A2-)11.【答案】Dpc(Cu2+)=-2pOH-lgKp[Cu(OH)2],即为曲【解析】若I处于各顶角位置，则K处于体心位线②；pc(Cr3+)=-3pOH-lgKp[Cr(OH)3],置，O应处于棱心位置，D项错误。即为曲线③。根据图中(5.5,0)算出12.【答案】BK=108.5,根据图中(9.8,0)算出【解析】由有机层获取Fe2(SO4)溶液应使反应K[Cu(OH)2]=10-196,根据图中(10.2,0)算出Fe2(SO4)3(水层)+6RH(有机层)=2R,FeKp[Cr(OH)3]=10-30.6。A项K,=10-85,数量(有机层)十3H2SO4(水层)逆向移动，应加入级为109，A项正确；B项：代入上述数据计算H2SO4而不是Fe2O3Kp[Cr(OH)3]:Kp[Cu(OH)2]=10-1,B项正13.【答案】A确；C项当pOH=5.5时，溶液中c(HA-)=【解析】CaO可吸收生成的CO2,促进衡正向c(A2-),现pOH=5.4,则c(HA-)

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玉冠高三第一轮夏周测卷教净②实验能够证实Fc+可与SC反应，则c中应观察到的现象是】(3)①由图可知F+与氣气反应生成F+,F与鹰反应又生成F,整个过褪没有消耗F+。学须作用过程记(⑤)实验中若未加适量的水进行稀释，则无法通过现象得出结论。推测加水稀释的目的可他有衡中，FC的作用是催化作用。后续实验颜色的变化易于观察；降低c(F+),②梅1与Fe+反应生成Fe2,F+得电子是氧化剂，酶1是还原利，故具有还原性的降是1。【解题分析(2)用过量NH HCO溶液与FeSO,溶液反应得到FcCO,同时反应产生(NH),SO,、HzO,CO,反应的离子方程式为Fe+2HCO一FeCO,十H,O十CO2个③该过程总反应的化学方程式是C,Ha0,十60.省化iC02+6H,O.(3)通过对实验进行对比可知，实验b排除了加水稀释对沉淀溶解衡移动的影响。【答案】(1)Fc3+(2分)(4)②Fe与SCN反应，降低了溶液中c(SCN).使衡Fe-3SCN一Fe(SCN)3逆向移动，溶液s(2)1.可行(2分)[Fc(SCN),]双小，因而应该观察到的实验现泉是溶液红色变浅。1,①将亚铁离子氧化成铁离子(2分)(5)加水稀驿的目的可能有使后续实验颜色的变化易于观察：降低c(Fe+),使衡Fc+3SCN一F(SCN②红色(2分)逆向移功，溶液中c[Fe(SCN,]减小，因而溶液红色变浅.③高(2分)【答案1)还原(3分)(3)①催化作用(2分②晦1(2分)(2)Fe2-+2HCO万-FC0￥+H2O+CO24(3分)(3)排除FCO溶解产生的F+对尖脸的影响(3分)③C,H:0,+50,雀化剂-6C0+6H0(3分)(4)①1ml0.5mol·L1H,S0,溶液（或其他合理答柴）(3分》13.(17分)“绿色化学”在推动社会可持续发展中发挥着重要作用。某科研团队设计了一种熔盐液相②溶液红色变泼(3分)氧化法制备高价铬盐的新工艺，该工艺不消耗除铬铁可、氢氧化钠和空气以外的其他原料，不产生(5)使衡Fe+3SCN一Fe(SCN):边向移动(3分}废弃物，实现了Cr一Fe一Al-Mg的深度利用和Na*的内循环。工艺流程如下：12.(17分)铁是人体必需的微量元素，铁摄人不足可能引起缺铁性贫血气体AI.黑木耳中含有比较丰富的铁元素，某研学小组进行实验测定黑木耳中铁元素的含量。NazCr2O2O2(g+熔融Na0HH00(1)铁元素的分离：在坩埚中高温灼烧黑木耳，使之完全灰化。用足量的酸充分溶解，过滤，滤液中溶液4+工序③溶液+物质Vo介稳铁元素的存在形式是Fe+、Fe(CrO2),NaOH溶液（循环(含AL,0,高温连(2)铁元素含量测定：研学小组提出如下测量方案。MgO)续氧化工序①过滤态相分离过量气体A滤渣】Al(OH)(s)+i.沉淀法：向(I)滤液中加人足量的NaOH溶液，过滤、洗涤沉淀、加热烘干、灼烧、称量。请溶液工序@物质Y无伍评价该测量方案是否可行。(填“可行”或“不可行”)。过量气体A+H,0g一→工序@的溶液ⅱ.比色法：流程如下。0L滤液，0含F心溶液K、溶液国剥透光率数据处理速-物质-这解Mec0,付☒Meo溶液固体Ⅲ①加入H:O的目的是混合气体V请回答下列问题：②溶液a的颜色是」③溶液颜色越深，光的透过能力越差，即透光率越小，含铁量越(填“高”或低”)。(])高温连续氧化工序中被氧化的元素是〔填元素符号)。(2)工序①的名称为。滤渣I的主要成分是Ⅱ.在肺部，血红蛋白中的亚铁血红素与O2结合，把O,送到各个组织器官。(填化学式)。(3)工序③中发生反应的离子方程式为(3)已知葡萄糖的分子式是CHO。铁元素参与人体内的呼吸作用的示意图如下图（部分中间(4)热解工序产生的混合气体最适宜返回工序(填“①”、“②”、“③”或“④")参与内循环。产物已略去)(5)工序④溶液中的铝元素恰好完全转化为沉淀的pH为。(通常认为溶液中离子浓度H,0小于105mol·L'时沉淀完全；Al(OH):十OH=A1(OH)5K=10°，Km=10-4;KAI(OH)3]-10-33}【答案(1)Cr,Fe(2分)(2)水浸（或溶解）(2分)：FeO、MgO3分)(3)2Na+2CCg+2C02+HL0Cr:C号+2N3HC03￥(3分)①呼吸作用过程中，Fer的作用是(4)②(3分)(5)8.374分)②具有还原性的酶是(填“醇1”或“薛2”)。③该过程总反应的化学方程式是【解题分析】(1)在坩塥中商温均浇黑木耳，使之完全灰化，黑木耳中的铁元素会转化为铁的氧化物，因此得到的物质中一定全有铁的氧化物，铁的氧化物用酸充分没泡溶解，过滤，端液中铁元素的存在形式是F、F€。(2)「，由沉度法测定原理可知，流测量方案可行，当加入足量的NOH溶液，溶液中F~和F均生成沉淀，且F(OH)1在空气中易放黛化生成F(OH)1,溶液中的铁元素最终完全转化为FeO,称量，计算、得出结论。丽.①加入H0的目的是将亚铁离子氧化成铁离子，②向各P~的淳液中加入KSCN常液变红色，数a游液的颜色是红色③考泼颜色怒深，泛羽F的浓度总大·光的透过能力总差，即透光率越小.合铁量越高【24G32C(高奢1化学-R-必考-0GA-Y】2322{24G3ZC(新高考)·化学-R-必考-QGA-YI扫码使用◆》夸克扫描王

基础题与中考新考法·七年级·上·英语专项四写作第1篇have seven lessons a day.And this term we have two【高分范文】new subjects-geography and history.They areI'm Li Hua.Four people are in my family.difficult but interesting.I also make some newI'm 12 years old and I'm a middle schoolfriends.I am busy but happy.I want to tell youstudent.I like singing and reading.My father isgood news.We have an art festival on December40 years old.He is a Chinese teacher.He likes20th.Please come and join us.I think we cangoing fishing with his friends.My mother is ahave a good time.doctor.She is 39 years old.She likes reading.Mybrother is only 8 years old.He is a pupil and heYours,likes playing football after school.Li HuaI have a happy family.I love my family!第5篇第2篇【高分范文】【高分范文】My roomHello,everyone!I am Sally.I have twoHello,everyone!Here is my room.good friends.They are Kelly and Bruce.It is not big but tidy.I like it very much.AWe are in the same school.So I always go tobed,a desk and a chair are in my room.My bedschool with them.Kelly likes reading.She alwaysis on the left.You can see my quilt on it.Theshares some interesting books with me.She believes专desk is near the window.A box,and two pens arean apple a day keeps the doctor away,so she eats项on the desk.You can find some books in the box,强an apple every morning.Bruce likes playing basket-化ball because he thinks it is relaxing.He has two bas-too.In front of the desk is my chair.A modelketballs.His favorite fruit is the strawberry.plane is on the chair.Oh,where is my school-Who is your good friend?bag?It's under the desk专项第3篇What about your room?【高分范文】第6篇Found【高分范文】Hello,everyone!I'm Li Hua from Class 5.Fashion ModelI found a bag in the school library.It'sWelcome to Fashion Model!We have allblack and very big.Some things are in it-fivekinds of clothes for men.books,three notebooks,an apple and a pencilDo you need sports shoes?We have sportsbox.Is this bag yours?You can come to my class-shoes for only 79 yuan for one pair.We haveroom from 12:00 am to 2:00 pm.I'm in Room204.You can call me at 551-34082 or e-mailsweaters in all colors for 49 yuan for one.Lookme at Li Hua@123.com.at these cool trousers and they are 69 yuan for one第4篇pair.How about T-shirts?You can take one for【高分范文】30 yuan and two for only 50 yuan.Dear Mike,Come to Fashion Model now!I am happy to tell my school life to you.I64万唯七年级QQ交流群：688570199

②待装置B中溶液充分反应后，向其中加入适量稀硫酸调节溶液pH=l,再加入足量F2(SO4)3溶液，充分反应后立即加入菲洛嗪，Fe2+与菲洛嗪形成有色物质，在562nm处测定吸光度，测得生成1.12mgFe2+,则该室内空气中甲醛的含量为mgL1。19.甲烷、甲醇(CH3O田)、甲醛HCHO)等含有一个碳原子的物质称为“一碳”化合物，广泛应用于化工、医药、能源等方面，研究“一碳”化合物的化学称为一碳”化学。(1)已知：①C02(g)+H2(g=CO(g)+H2O(g△H1=+41kJ/mol②CO(g)+2H2(g=CH3OH(g)△H=-90kJ/mol根据盖斯定律，反应CO2(g)+3H2(g)=CHOH(g)+H2O(g)的△H=kJ·mo。(2)工业上合成甲醇的反应：CO(g)+2H2(g)≠CH3OH(g),在一个密闭容器中，充入1molC0和2molH2发生反应，测得衡时H2的体积分数与温度、压强的关系如图所示。衡时H2的体积分数1008060PP240a(290,40)20200压强P1P2(填大于”或“小于”)，290℃时K。=。(K,用气体分压代替气体浓度进行计算，分压=总压×气体的物质的量分数)该反应达到衡的标志是(填标号)。a.反应速率v正(H2)=2v逆(CH,OHDb.容器内C0和H2物质的量之比为1：2c.混合气体的质量不再变化d.混合气体的均摩尔质量不再变化(3)我国科学家制备了一种ZnO-ZO2催化剂，实现CO2高选择性合成CHOH。气相催化合成过程中，CO2转化率(x)及CH3OH选择性(s)随温度的变化曲线如图。据此回答：高三化学试卷第8页/共10页

二、非选择题（本大题包括5小题，共28分）13.（5分)阅读下列科普短文，回答问题。“绿色、智能、节俭、文明”是杭州亚运会的四大办赛理念。全佳安石墨烯防滑剂是一种新型的防滑材料，在2023年杭州亚运会上被广泛应用。石墨烯防滑剂采用的是无毒、无害的石墨烯材料，不会对环境和人体健康造成危害。石墨烯由碳原子按如图方式排列而成，碳受日光照射或与空气、水分接触，都不容易起变化。杭州亚运会交通使用绿色环保的电动汽车作为运输工具。(1)石墨烯由碳原子构成，其化学符号为C，C的微观意义是(2)石墨烯的化学性质是(3)碳原子的最外层电子数为与元素的化学性质关系最密切的是(填字母)。A.元素的相对原子质量B.元素的核电荷数C.原子的核外电子数D.原子的最外层电子数(4)杭州亚运会许多新科技的使用给你的启示是14.（6分)下图是实验室中常见装置。回答下列问题：(1)仪器①的名称是(2)写出用A装置制取气体的文字表达式；在试管口放一团棉花的作用是（3)经验证用B装置收集到的氧气纯度低，可能的原因是(4)用D装置收集的气体应具有的性质是15.(6分)家用桶装纯净水的生产流程如下。据图回答下列问题：精密过滤器置原水箱水泵石英砂活性炭软化器高压泵RO反渗透纯水箱(1)活性炭过滤器能过滤去水的不溶性杂质，还对水中的异味和色素有作用。(2)硬水中含有较多可溶性钙、镁化合物，它们以离子的形式存在于水中，钙离子的符号是要比较软化前后水的硬度变化，检验时需要控制的量有A.水样的体积B.肥皂水的浓度C.肥皂水的滴数(3)反渗透膜上有众多的孔，这些孔的大小与水分子的大小相当，细菌、病毒、大部分有机污染物九年级化学·第3页共4页

2023~2024学年第一学期九年级期中学业诊断化学试题参考答案及等级评定建议一、选择题（每小题2分，共40分）题号1234567891011121314151617181920答案D A C B A C BB D C A C D C A D C B D C二、工程、技术应用题（化学方程式2分，其余每空1分，共20分）21.（3分)物理减慢21%22.(4分)2H2+02A2H20防止空气污染氢气要纯23.(2分)吸水性Mg2+24.(3分)质子数硅非金属25.(8分)(1)过滤(2)密度(3)搅拌(4)Fe304磁性(5)肥皂水泡沫少，浮渣多绿化灌溉三、科普阅读题（化学方程式2分，其余每空1分，共8分）26.(8分)(1)土混合物(2)水分子由砖坯运动到空气中(3)C+02C02(4)坚硬结实耐用成本高四、物质性质及应用题（化学方程式2分，其余每空1分，共8分）27.(8分)(1)过氧化氢分子(2)组成元素相同二者分子构成不同(3)密封保存(4)2H,02,M02H,0+02↑分解反应催化作用五、定量分析题（共6分）28A.(6分)解：（1)柠檬酸的相对分子质量=12×6+1×8+16×7=192…2分（2)柠檬酸中氢元素与氧元素的质量比=(1×8)：(16×7)=1：14…2分(3)柠檬酸中碳元素的质量分数12x6×100%37.5%…2分19228B.(6分)解：（1)柠檬酸中碳元素与氧元素的质量比=(12×6)：（16×7)9：14…2分(2)柠檬酸中碳元素的质量分数险10%-37.5%…2分(3)100g柠檬汁中柠檬酸提供的碳元素质量=100g×5%×37.5%-1.875g…2分六、实验探究题（化学方程式每空2分，其余每空或每问1分，共18分）29.(8分)【实验仪器】铁架台【反应原理】2KMnO4△K2MnO4+MnO2+O2↑【实验步骤】(1)检查装置气密性(2)使试管倾斜，把盛有高锰酸钾的药匙送至试管底部，然后使试管直立起来(4)先把导管移出水面，然后再熄灭酒精灯(5)清洗并整理仪器【问题与交流】未等气泡连续而均匀就开始收集30.(10分)任务一：【分析讨论】(1)携带原料运输成本大(2)原料易得任务二：【模拟实验】①a中产生气泡速率比b中快②气体燃烧木条燃烧更旺【反思评价】2H20通电2H2↑+02↑洗漱后的水任务三：【设计方案】氮气和氧气【小组交流】中度活动新陈代谢速率快，消耗氧气量大李亮老师

全国0@o所名校高考模拟金典卷一，s埠锰钻酸锂为六方最密堆积，其晶胞结构如图1所示，用R表示过@为子喜》体的家度是，阿欣罗数的眼NNA=36.[选修：有机化学基础](05分(列出计算表达式)。某重要的医药中间体F的制备流程图如下：(运合CHCOOOC,H浓硫酸，△浓硝酸，NO①浓硫酸H/H0,KMnO,/H"密CH-NO2@③④DSO.H叫SOHBCOOCH CHCOOCH CHO花欧头旺。浓硫酸，△h⑥⑤回答下列问题：0KB(1)D中官能团的名称为接硝，封(2)A的化学名称镂，其核磁共振氢谱图中有组吸收峰。(3)C的结构简式为@地书包+h以s。zHsom5o(2y(4)写出反应⑤的化学方程式：核反应的反应类型是幽化5店(5)F有多种同分异构体，其中满足下列条件的有40种。①含有〔结构线②含有与F完全相同的官能团暗全OH的为上由林@③苯环上只有3个取代基2动水究为市卷复化学（二）第8页（共8页）【24·D·化学-QG】