4.2_富集在海水中的元素—氯测试题1.doc

1、measures planned implementation of technical protection measures and security schemes, the problems should be promptly reported to the Manager. 37th: carbon supervisor leadership and head of the company should periodically check the anti-accident measures planned, security technology protection meas

2、ures planned in implementation of measures against accidents and guarantee schemes, security technology protection measures planned in implementation. Seventh article 38th of education and training: new factory (company) production staff (including internships, commissioned officer), must be approve

3、d by the factory (company), workshop and team level safety education upon passing the examination before entering production site. Tertiary-level education after card registration, by the companys production technology section recovery archive, and reported to the company trade unions, safety record

4、. Training and examinations including the safe work procedures as well as relevant safety regulations, work environment and jobs there are risk factors, preventive measures and emergency treatment, and so on. The 39th article: new producers must receive the following training and qualified posts: (a

5、) the operating personnel, scheduling, must pass through the field point, institutional learning, on-site training and classes practice; (B) the maintenance, including technical staff, must undergo maintenance, technical specifications for learning and class practice; (C) special operations personne

6、l, must pass the national professional training, after obtaining a special operations qualifications before they can post. 40th: on-the-job training of production personnel: (I) post production staff should regularly carry out targeted of technical questions and answers, an accident expected on site

7、 training and anti-accident; (B) from running post 1 month and above the main post on duty or leave transportation . Drive system and security studies, arranged by upper management or organization of the examination. The 42nd article: June of every year once regulatory and safety procedures of the c

8、ompany system of examinations, examination the failed again, still not eligible waiting list study. Article 43rd: every year in June the work ticket issuer, assignee, licensee of work training, after passing the examination, as a formal announcement are eligible to work as ticket issuer, head of ins

9、pection, work permits and the right to a separate high-pressure equipment list, and reported to the Management Department. Failing the exam may not serve as a two person, stop classes, examinations before they can post. 44th: for breach of discipline system caused the accident, a kind of disorder an

10、d attempted serious responsibility for the accident, in addition to the relevant provisions dealing with should also be tasked to learn about a point system, and after passing the exam, before they can post. Article 45th: units of the company using the security video, slide projector, television, co

11、mputer, multimedia, radio, Billboard, artifacts, photo exhibitions, as well as security knowledge exam, lectures, contests, and other forms of advocacy, popularize the knowledge of security technology, targeted, Visual training, enhancing workers safety awareness and self-protection ability. Article

12、 46th第二节 富集在海水中的元素氯一、选择题：（本小题共6小题，每小题3分，共18分，每小题只有一个正确答案）1海水中含量最多的离子是 （ ）A钠离子 B氯离子 C钙离子 D镁离子2关于氯气的叙述中，下列正确的是（ ）A氯气是一种黄绿色、有毒的气体 B氯气在自然界中既可以以化合态存在，也可以以游离态存在C氯气不能溶解于水，所以可用排水法收集氯气D氯气、氯水、液氯是同一种物质，只是状态不同，都属于纯净物3下列物质中，不能使有色布条褪色的是 （ ） ACl2 B氯水 CNaClO溶液 DNa2O2与水反应后的溶液4下列关于对燃烧现象的认识中，不正确的是 （ ）A燃烧一定是氧化还原反应 B燃烧一

13、定发光放热C燃烧一定是化学反应 D燃烧一定有氧气参与5下列物质中不会因见光而分解的是（ ）AHNO3 BAgNO3 CHClO DNaHCO36在含有离子的酸性溶液中，能够大量存在的离子是 （ ）AAlO2- BCO32- CCl- DSO42-二、选择题（共10小题，每小题4分，计40分，每小题有12个正确答案，只有一个正确选项的，多选不给分；有两个正确选项的，选对一个给2分，选错一个该小题不给分。）7下列关于氯水的叙述中，正确的是 （ ）A新制氯水中既有分子，又有离子B新制氯水在光照的条件下，可以产生气体，该气体是氯气C新制氯水中滴加硝酸银溶液，没有任何现象D新制氯水可以使干燥的布条褪色

14、8下列氯化物中，不能通过单质之间直接制取的是 （ ） AFeCl2BFeCl3CCuClDCuCl29自来水可以用氯气消毒。如果实验室中临时没有蒸馏水，可以用自来水配制某些急需的药品，但有些药品若用自来水配制，则明显会导致药品变质。下列哪些药品不能用自来水配制 （ ）A Na2SO4 BNaCl C AgNO3 DAlCl310下列离子方程式中，正确的是（ ）A向氯化亚铁溶液中通入氯气 Fe2+Cl2 Fe3+2Cl-B氯气通入冷的氢氧化钠溶液中 Cl2+2OH- Cl-+ClO-+H2OC铝片跟氢氧化钠溶液反应： Al2OH-AlO2-H2D金属铝溶于盐酸中： Al2H +Al3+H2对物质

15、性质进行研究的基本程序是：观察物质的外观性质预测物质性质设计实验观察实验现象对实验现象进行分析、解释得出结论。其中预测物质的性质在整个程序中起着重要的作用。因此请解答1112两个试题。11溴（Br）与氯同属“卤族”元素，其单质在性质上具有很大的相似性，但Cl2比Br2的活泼性强，下面是根据的氯性质对溴的性质的预测，其中不正确的是 （ ）A溴单质常温下为液态，但极容易挥发为溴蒸气 B溴单质只具有氧化性 C溴原子外层有7个电子，在化学反应中容易得1个电子，表现氧化性D溴离子可以用酸性AgNO3溶液来检验12试预测下列哪些物质不具备漂白性（ ）ANa2OBNa2O2CHClODNaClO13从189

16、7年英国首次使用氯气对给水管网消毒以来，氯气用于自来水消毒已经经历了100多年的历史。目前，我国大多数城市仍然采用氯气消毒法对自来水进行净化、消毒。氯气之所以长期用于自来水消毒，原因是 （ ）A氯气有毒，可以毒死细菌、病毒B氯气具有刺激性气味，可以熏死细菌、病毒C氯气与水反应生成具有强氯化性的HClO，可以杀死细菌、病毒D氯气用于自来水消毒的工艺简单、成熟，易于操作，且成本低14可以用于除去氯气中水蒸气的干燥剂是 （ ） A 碱石灰 B浓硫酸 C无水氯化钙 D固体烧碱15下列各组物质中，仅用水及物质间相互反应就能区别的一组是（ ）ANa2O2 Al2(SO4)3 MgCl2 K2CO3BBaC

17、l2 Na2SO4 CaCO3 KOHCAgNO3 NaCl KCl CuCl2DFe2(SO4)3 K2CO3 KHSO4 BaCl216制取漂白液的化学方程式是：Cl22NaOHNaClNaClOH2O，该反应的氧化剂与还原剂之比为 （ ）A11 B12 C21 D32三、填空题（42分）17（10分）前一段时间，各地报刊纷纷转载了不要将不同品牌洁污剂混合使用的警告。据报道，在全国各地发生了多起混合洁污剂发生氯气中毒的事件。发生反应的离子方程式是：ClO-Cl-2H+Cl2H2O。根据你所掌握的化学知识作出如下判断：当事人使用的液态洁污剂之一必定含氯，其中氯最可能的存在形式是 和 （填离子

18、），当另一种具有 （性质）的液态洁污剂与之混合，可能发生上述反应而产生氯气。举例说明这两种洁污剂的名称（家用洁污剂的商品名称） 、 。18（10分）甲、乙、丙、丁分别是盐酸、碳酸钠、氯化钙、硝酸银4种溶液中的一种。将它们两两混合后，观察到的现象如表所示，其中丁与乙混合产生的是无色气体。甲乙丙丁甲乙丙丁请回答下面的问题：（1）写出丁与乙反应的离子方程式：_。（2）这四种溶液分别是：甲：_、乙：_、丙：_、丁：_（用溶质的化学式表示）。19（11分）（1）如图所示，将氯气依次通过盛有干燥有色布条的广口瓶和盛有潮湿有色布条的广口瓶，可观察到的现象是_ _。（2）为防止氯气尾气污染空气，根据氯水显酸性

19、的性质， 可用 溶液吸收多余的氯气，原理是（用化学方程 式表示）_。根据这一原理，工业上常用廉价的石灰乳吸收工业氯气尾气制得漂白粉，漂白粉的有效成分是_（填化学式）,长期露置于空气中的漂白粉，加稀盐酸后产生的气体是_（用字母代号填）。AO2 BCl2 CCO2 DHClO （3）据“北方网”报道，2004年4月15日至16日，位于重庆市江北区的天原化工总厂相继发生氯气泄漏和爆炸事故。截至记者发稿时，已有9人在事故中失踪死亡，3人受伤，15万人被紧急疏散。当人们逃离爆炸现场时，可以用浸有一定浓度的某种物质的水溶液的毛巾捂住鼻子，最适宜采用的该物质是 。 ANaOH BNaCl C KBr D N

20、a2CO3对物质性质的研究是化学研究的重要任务之一，通过对物质性质的研究可以得出物质的组成。20（11分） A、B、C、D四种物质均含有元素X，有的还可能含有元素Y或者Z。元素Y、X、Z的原子序数依次递增。 X在A、B、C、D中的化合价分别为0、1、1、5。 室温下单质A与某种常见一元强碱溶液反应，可得到B和C。 化合物D受热催化分解，可制得元素Y的单质。 请回答下列问题：（1）写出元素X、Y、Z的元素符号：X： ，Y： ，Z 。（2）写出A、B、C、D的化学式：A ，B ，C ，D 。（3）写出中反应的化学方程式 。（4）写出中反应的化学方程式 。参 考 答 案一、选择题1B 2 A 3 A

21、 4D 5D 6C 二、选择题7AD 8AC 9C 10B 11B 12A 13CD 14BC 15AD 16A三、填空题17（每空2分）ClO-和Cl-； 酸性；84（或者是“漂白液”、“漂白粉”等）、洁厕净（主要成分是盐酸） 18（每空2分）（1）2H+H2OCO2 （2）CaCl2、Na2CO3、AgNO3、HCl 19（1）潮湿有色布条褪色而干燥有色布条不褪色 （2）氢氧化钠（NaOH）；2NaOH+Cl2=NaClO+NaCl+H2O ； Ca(ClO)2 ； C （3）D20（1） Cl；O；K （2）Cl2；KCl；KClO；KClO3(3) Cl22KOHKClKClOH2O(

22、4) regular issuance system of internal and external accident cases, organizational learning, analysis and discussion on a regular basis, and educate the persons concerned in a timely manner. 47th article: strengthening the safety of staff, establishing the concept of legalization of production safet

23、y, establish a people-oriented concept, three do no harm (dont hurt yourself, no harm to others, not to be hurt). 48th eighth day routine: pre-shift and post-shift monitor organizations, safety assist. Before class: succession (started), combined with shift operation and tasks for better risk analys

24、is, arranged security account considerations. After class: summarizing comment on duty and the security situation, praise good deeds criticism ignored safety, illegal operations and other adverse phenomena, and completes the record. 49th: safety day event organized by the monitor, safety help, works

25、hop leaders and checking activities. Classes (groups) or rotating a safety day event a week, activities to learn more about the superior file and the spirit of the meeting, informed of the accident, analysis of the company, workshop and fewer security incidents, as well as the typical illegal team,

26、analysis of operation environment, there may be a risk factor for the main content. 50th: security analysis companies every quarter of a security analysis; shop at least once a month analysis, comprehensive analysis of production trends, sum up lessons learned from and the weakness in safety managem

27、ent, accident prevention measures in the study. Meeting was chaired by enterprise security responsibility, concerning the participation of Heads of Department, workshop. Formation meeting and made public. 51st: security check for carbon companys periodic and non-periodic safety checks should be carr

28、ied out. Periodic inspection includes fall and spring security checks, security checks should be combined with spring or autumn season characteristics and accident law . 52nd: security analysis companies should all be actively involved in the preparation of security advisories, bulletins, integrated security, analysis of accident law, drawing on lessons learned from. 53rd: the companys safety safety month activities each year according to the Governments requirements and deployment of the group, safety month activities focus on advocacy efforts to improve production