江苏省扬州市江都区2020届九年级上学期期末考试化学试卷
※题型：单选题※知识点：单选题※试题难度：容易<br>化学符号<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/1/EDB13CADACDD0611FCC469162027418E.png"><br>表示( )<br>A.硫 B.氧气 C.二氧化硫 D.硫酸<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/5/2021/57f9a9f45eb24710b0f50ba20c415cde/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/5/2021/f69c13c1206143e6bb35a8866de7c73a/8CBD5CB5F6D121FA82990F1E15F0D0DF.png"><br><br>※题型：单选题※知识点：单选题※试题难度：容易<br>下列变化中,属于化学变化的是( )<br>A.撕碎纸张 B.冷水烧开 C.干冰升华 D.铁丝生锈<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/5/2021/538834c227974a7280caca4441df6cae/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/5/2021/a3db5ecf699440e3a12dc35cc482bacd/2D0C5C43D50F86E6AD607E113A4286CB.png"><br><br>※题型：单选题※知识点：单选题※试题难度：容易<br>下列物质由离子构成的是( )<br>A.铜 B.氯化钠 C.二氧化碳 D.氦气<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/5/2021/f03b9a29fed54878a78dd2a2989f83bd/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/5/2021/935cb9255268404ab45f87c519e8e7c8/62450A66E38032E5D1B13EFD12BCD01D.png"><br><br>※题型：单选题※知识点：单选题※试题难度：较易<br>现有如下反应:<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/1/4C2F1EFE5651DF0CF52CA078470A2961.png"><br>。则X的化学式是( )<br>A.<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/1/CDE08DE09A11174D3A8CC4A13B43D038.png"><br>B.<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/1/53B84774C6E96D079F6ECE00D2D5ECC4.png"><br>C.<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/1/67B6F15CA8F50C3E432514CB3244B96B.png"><br>D.<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/1/D5A762B8E21090E840620336319F7198.png"><br><br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/5/2021/fa7b14938ba543ceaaac774b1ce61257/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/5/2021/f3f7899bad7a40259703e96e3e75058e/62450A66E38032E5D1B13EFD12BCD01D.png"><br><br>※题型：单选题※知识点：单选题※试题难度：较易<br>实验室用过氧化氢溶液和二氧化锰制取氧气,一定不需要用到的仪器是( )<br>A.酒精灯 B.水槽 C.集气瓶 D.分液漏斗<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/5/2021/d0e27489d5b048388037e644c64ee98f/E7F0EDF83F40244C8F0C84B97471AED6.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/5/2021/5940f47b407e4bba8eed8f35dfd5b577/DBA8DA1EA644BCACFFF7CC2E07A11D06.png"><br><br>※题型：单选题※知识点：单选题※试题难度：容易<br>实验室中的破碎玻璃可以回炉制作新的玻璃仪器,碎玻璃属于( )<br>A.<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/1/00CC5FA9FFB7EE77450564A9311C4915.png"><br>B.<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/1/A76D131E7F187373128B9F3FFC2F24D8.png"><br>C.<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/1/46A2C5997C5344B1295618E7DD4AD7DE.png"><br>D.<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/1/DE5A2099A8D696416B89DB74292F7C72.png"><br><br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/5/2021/82906c1282484987802a338a6ee68fc6/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/5/2021/6becd50083ce4ab4a5c4b1c23dd1099f/93B4282696DDF093A2B4EF2067B758C8.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>下列说法中,错误的是( )<br>A.含碳燃料完全燃烧只会生成CO<br>B.通常情况下,氧气是一种无色无味的气体<br>C.燃烧是一种发光发热的剧烈的化学变化<br>D.过量的铁粉和硫酸铜溶液反应后,溶液颜色变为浅绿色<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/5/2021/a2e0e95d62124f0faa31e3902655a21b/E7F0EDF83F40244C8F0C84B97471AED6.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/5/2021/325f7af1beb748d297172804aaa21844/376E856EC0DC533904D68D5217FDDE61.png"><br><br>※题型：单选题※知识点：单选题※试题难度：容易<br>欲配置100g0.9%的NaCl溶液,需要NaCl的质量是( )<br>A.0.9g B.9g C.99.1g D.100g<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/5/2021/223af39aae764c1eaac79853599bbd35/E7F0EDF83F40244C8F0C84B97471AED6.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/5/2021/5e6242ec0aca4bff8877163128da1421/37DD197C25C2131CC88327877C8D4EC1.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>柠檬酸(<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/36183C91A625B7F8E7CDBA4BE54A1F9E.png"><br>)广泛应用于食品工业。下列有关柠檬酸的说法正确的是( )<br>A.柠檬酸中有21个原子<br>B.碳、氢元素质量比为3:4<br>C.柠檬酸中O元素质量分数最大<br>D.相对分子质量是192g<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/5/2021/4b573df746d64bd68512cf77b68ffb09/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/5/2021/c7421a06c23a4ffc9fcaeba74e2e0fc6/F087E0439E5828AFDA6AF771B206E5C8.png"><br><br>※题型：单选题※知识点：单选题※试题难度：容易<br>某反应前后分子变化的微观示意图如下。下列说法正确的是( )<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/17CE68BEFF81993B42C4163D54916687.png"><br>A.反应前后元素化合价不变<br>B.反应后生成3种物质<br>C.反应前后原子种类不变<br>D.反应后物质质量变大<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/5/2021/a07f5b74436145e9a8f17efffb4811be/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/5/2021/b56c5415ff8140cfba8e16955eae7c9a/EAA9C0B10B924B9FF6352081B66C23E1.png"><br><br>※题型：多选题※知识点：多选题※试题难度：容易<br>下列溶液中,溶质为固体的是( )<br>A.75%的消毒酒精 B.医用葡萄糖溶液<br>C.澄清石灰水 D.37%的浓盐酸<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/5/2021/b4fc321133fd48b1bf57ce9881ac90f6/DED0EF50CCECB5AC708154DA3F19061B.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/5/2021/a5fc63a160204aaaa462188ae3b83909/A08EDA05BB74955413BFE18AC29C4829.png"><br><br>※题型：单选题※知识点：单选题※试题难度：容易<br>下列实验操作正确的是( )<br>A.量取液体<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/98BBD71F46F3F32CFB4912735B95CFA6.png"><br>B.验满氧气<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/7D8A1D7AF88FFDD2891FE7215F088814.png"><br>C.点燃酒精灯<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/51B99EEEDECAAC2E7F6AC67E926B0B29.png"><br>D.加热液体<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/1B47DA71AFA3C2B3ABB459BC26ACB0C7.png"><br><br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/5/2021/d059b5bc876b446885ae7df01a63a3e7/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/5/2021/1f7fcb2a290640b9bc940099efadfdf7/6E8CAE0DB857EC9B0C864B35EC9FE14D.png"><br><br>※题型：多选题※知识点：多选题※试题难度：中等<br>A、B、C三种物质的溶解度曲线如右图所示,下列说法错误的是( )<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/4CC959744BEB7E2EBF1A6585C31F8B48.png"><br>A.<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/32950889DA083F8FEB4B456B77CE675B.png"><br>时,三种物质的溶解度是A>B>C<br>B.<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/97DE7627ECA82C404E1EFD3560FA9B7B.png"><br>时,A、C饱和溶液中,所含溶质质量相等<br>C.提纯A、B混合物中A物质可用冷却热饱和溶液结晶的方法<br>D.将<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/32950889DA083F8FEB4B456B77CE675B.png"><br>时,三种物质的饱和溶液降温至<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/97DE7627ECA82C404E1EFD3560FA9B7B.png"><br>,所得溶液的溶质质量分数关系是B>A=C<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/5/2021/7e49b3ce356e4cc7897e1b973625dfa6/D18D4D13EAB1C5050787CC6EDF970E13.png"><br>解析<br>略<br>※题型：单选题※知识点：单选题※试题难度：中等<br>氢能是最绿色的能源,下图是制取与贮存氢气的一种方法。下列说法正确的是( )<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/80B25AF21A06415A09E65863100DA7C5.png"><br>资料:①<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/55187E35F493D4502A690DF63E340C2D.png"><br>是一种贮氢合金,吸氢后生成<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/EDC2FE19373E1C48CF5DC07619ACB0BB.png"><br>和<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/D18CCA5CAA28203B89DECA172B022A3A.png"><br>合金;②<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/EDC2FE19373E1C48CF5DC07619ACB0BB.png"><br>和HCl反应的化学方程式为:<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/A7CA116F6DD733EE042F87599B555138.png"><br>A.<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/C42C1C6CF40E2BF71C1B40425E9AB438.png"><br>中Fe的化合价为+2价<br>B.循环制氢反应中需要不断加入<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/C42C1C6CF40E2BF71C1B40425E9AB438.png"><br>C.反应2产生的氢气和反应3所得混合物与足量稀盐酸反应生成的氢气质量相等<br>D.反应3中氩气作保护气,防止金属镁、铜在高温下与氧气反应<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/5/2021/a4bb2f7269994e68b1df9226a8de9d25/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/5/2021/17f5277925f34189a8f9109497bb091f/94C951AD6D733C2440AF12547A9C6A2F.png"><br><br>※题型：填空题※知识点：填空题※试题难度：中等<br>下图是用铝<br>镓<br>合金进行水分解制氢的新工艺,请回答:<br><img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/695396C589C0242D3323C4D93A65FE15.png"><br><img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/AC190BFE0C02E3F6E2CC85509DD1CF16.png"><br>1.铝镓合金属于_____(填“混合物”或“纯净物”),铝镓合金比纯铝的硬度_____(填“大”或“小”),标出氧化铝中铝元素的化合价_____(填化学用语)。<br>2.3个氢分子的化学符号为____,该工艺若生成1g氢气,则同时生成____g氧气,其中可以循环使用的物质是____。此工艺实现了____能和化学能的相互转化。3.地壳中含量多的非金属元素是____,图中,氧原子中质子数为_____,相对原子质量为_____,图所示微粒结构示意图所表示的是_____(填化学符号)。<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/5/2021/7d6d9916de6d478aaab7b4d9176678f4/CAE6276973D54FCE2A2D8AC0C7E1EF64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/5/2021/9ad09765814244819d83ba72ed62b3bb/6466C857A741841606A672149ED145D1.png"><br><br>※题型：填空题※知识点：填空题※试题难度：较易<br>现有下列物质,选择相应物质的字母填空:<br>A<br>石墨<br>B<br>武德合金<br>C<br>水银<br>D<br>干冰<br>E<br>铁粉<br>F<br>氮气<br>1.医用体温计里的物质通常是_____;2.可用于人工降雨的是_____;3.灯泡内的填充气_____;4.用作保险丝是_____;5.用作食品“双吸剂”的是_____;6.可用于制铅笔芯的是_____。<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/5/2021/7fdf8b3b1cc74b46bfad4b53caf9ac90/FE1D02669E8E263B3DA8B6A8A71F6EDC.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/5/2021/51813783fd6948df81bf65ba78d3d2c8/5B0DB8F6759B63038504EA3CB414D28B.png"><br><br>※题型：填空题※知识点：填空题※试题难度：容易<br>水和溶液在生产、生活中起着十分重要的作用。<br>1.常用____吸附水中的臭味,除去水中不溶性杂质的操作是____,其中玻璃棒的作用是____,生活中将硬水软化常用的方法是____。2.保护水资源是我们义不容辞的责任。下列做法不合理的是____(填字母)。A严格监管化肥和农药的使用B不间断地放水洗衣服C积极探索污水处理的新技术D抑制水中所有动、植物的生长<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/5/2021/45a473f5446541f684326a1666970c48/26F6C2D56077DC9FAEA7F46566B7FC65.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/5/2021/f9f86b7216564c978531ff6ba6724a11/EA3578261E395D5158469D0247E4E5FB.png"><br><br>※题型：填空题※知识点：填空题※试题难度：中等<br>某学习<br>小组对<br><img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/3AB34B1B8224706C6E4369A324ED490A.png"><br>展开研究。<br>Ⅰ<br>.<br>探究<br><img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/3AB34B1B8224706C6E4369A324ED490A.png"><br>的收集方法:<br>(资料卡片):一定范围内,<br><img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/3AB34B1B8224706C6E4369A324ED490A.png"><br>在水中溶解越多,所得溶液<br>pH<br>越小。<br>(实验一):利用下图装置制取<br><img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/3AB34B1B8224706C6E4369A324ED490A.png"><br>,并测定<br><img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/3AB34B1B8224706C6E4369A324ED490A.png"><br>溶于<br>水所得<br>溶液的<br>pH<br>,判断<br><img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/3AB34B1B8224706C6E4369A324ED490A.png"><br>在水中溶解的体积。<br><img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/97B4605E91BE700A332AC898105907A8.png"><br>(1)<br>写出图中标号仪器的名称:<br>①<br>_____<br>;<br>②<br>_____<br>(2)<br>甲装置中反应的化学方程式为<br>_____<br>(3)<br>检查甲装置气密性的方法是关闭<br><img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/8F6681F3672AADE25581819C8C9AE132.png"><br>,打开分液漏斗活塞,向分液漏斗中加水,观察到<br>___<br>,说明装置气密性良好。<br>(4)<br>待丙装置<br>中收集半瓶气体时,关闭<br><img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/62826967791247897964B5DFA6C32B76.png"><br>,充分振荡丙装置,测得丙、丁装置中溶液的<br>pH<br>值分别为<br>5.7<br>和<br>6.5<br>。说明溶解的<br><img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/3AB34B1B8224706C6E4369A324ED490A.png"><br>体积丙装置中<br>____(<br>填<br>“<br>><br>”<br>或<br>“=”<br>或<br>“<br><<br>”)<br>丁装置,丙装置中反应的化学方程式为<br>___<br>。乙装置吸收<br>HCl<br>气体,目的是<br>____<br>(实验二):用气体压强传感器测收集的气体中<br><img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/3AB34B1B8224706C6E4369A324ED490A.png"><br>体积分数,选择合适收集方法。<br>(5)<br>如图是排水法和向上排空气法收集的气体中<br><img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/3AB34B1B8224706C6E4369A324ED490A.png"><br>体积分数随时间变化的关系图,分析图像,可得出的结论有:<br>①<br>_____<br>;<br>②<br>_____<br><img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/E3949FDE9EDD2CB1093940BF28B288E6.png"><br>Ⅱ<br>.<br><img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/3AB34B1B8224706C6E4369A324ED490A.png"><br>减排新进展<br>(6)<br>我国<br><img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/3AB34B1B8224706C6E4369A324ED490A.png"><br>减排的战略是<br>CCUS(<br><img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/3AB34B1B8224706C6E4369A324ED490A.png"><br>的捕集、利用与储存<br>)<br>①<br>捕集:<br>氨法吸收的<br>原理是在水溶液中氨<br><img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/47B68187B8A197CE9404C7B42893B0A5.png"><br>与<br><img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/3AB34B1B8224706C6E4369A324ED490A.png"><br>反应生成碳酸氢铵,反应的化学方程式为<br>___<br>②<br>利用:超临界<br><img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/3AB34B1B8224706C6E4369A324ED490A.png"><br>可以清洗餐具上的油污,清洗时,溶剂是<br>____<br>③<br>储存:天然矿石中<br>MgO<br>与<br><img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/3AB34B1B8224706C6E4369A324ED490A.png"><br>反应,生成长期稳定存在的碳酸镁,从而使<br><img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/3AB34B1B8224706C6E4369A324ED490A.png"><br>固化,反应的化学方程式为<br>____<br><br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/5/2021/ce143441a4084bb0ac9ad84cd75e80eb/CCA714E594EAFC4E6D5D2B1B77D4CD3E.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/5/2021/f3512adf691a4ba486a6770db58c3a2a/30F6755B1342BD0BFAD7287825C7525B.png"><br><br>※题型：填空题※知识点：填空题※试题难度：中等<br>氮化铝是一种综合性能优良新型陶瓷材料,下图是工业上用高纯铝粉和氮气制备氮化铝的工艺流程,请回答:<br><img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/0D8E5A06E2FED0556E02566E9658D681.png"><br>1.<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/C2920B52E90B7114DD19F38FB44C25B2.png"><br>作为添加剂,分解产生<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/B8412B99EF52FBFC82A6EBAC7C8B8D8E.png"><br>和HCl气体可促进铝的氮化,其受热分解的化学方程式为____。在高温条件下,铝粉和氮气在氮化炉内反应的化学方程式为____。<br>2.反应前先通<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/FFADA5F19AA4D4614F9C6B59C27E9FFB.png"><br>,目的是____。<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/620B6BD1C383F9EA7B8BA0BE4CD60B5A.png"><br>3.上左图是不同温度条件下的合成产物XRD图谱,_____℃时,产物中AlN纯度最高。上右图是不同保温时间下合成产物中的含氮量,可以推断最佳保温时长为____小时,理由是____。4.某温度下,某一时段后,产物中的含氮量为28%,则产物中AlN的质量分数是___。<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/5/2021/7185642aba104d8199c4f25a6b3aa37d/01785F1A9925C86B0E03E4BE088E7C19.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/5/2021/e22d5c841db2449db1c547ffddd23f5f/CF2E388EE88B253D0AD841945B72515C.png"><br><br>※题型：填空题※知识点：填空题※试题难度：中等<br>某厂采用臭氧<br>氧<br>化<br>—<br>钙法<br>吸收工艺对锅炉烟气<br>(<br>含<br><img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/FFADA5F19AA4D4614F9C6B59C27E9FFB.png"><br>、空气、<br>NO<br>、<br><img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/EDB13CADACDD0611FCC469162027418E.png"><br>等<br>)<br>进行同时脱硫<br><img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/BF9E8252BC392E226BF12CD9C0DC0793.png"><br>脱硝<br><img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/EACDE2C0342C9F033D83766210F0F2C9.png"><br>处理,减少了设备建设用地,下图为主要吸收装置<br>鼓泡反应器。请回答:<br><img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/DE247798D1AF61B5386DF792F979D145.png"><br>1.NO和<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/98B09966E403D6DBB96C22A27C79B4E8.png"><br>反应产物除生成<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/C767696CB25FABAD622C476A2887E32E.png"><br>外,还生成能使带火星木条复燃的气体,反应的化学方程式为____,属于____反应(填基本反应类型)。<br>2.鼓泡反应器中<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/EDB13CADACDD0611FCC469162027418E.png"><br>和石灰水反应生成<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/4F9B00B543702249267F50C4343407EC.png"><br>和水,反应的化学方程式____。3.鼓泡反应器放在水浴槽中,控制温度35℃,水浴加热的优点是____。曝气头为半球形,作用是____。4.下图是同时脱硫<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/BF9E8252BC392E226BF12CD9C0DC0793.png"><br>脱硝<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/EACDE2C0342C9F033D83766210F0F2C9.png"><br>与单独脱硫、脱硝去除率的对比图。<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/41C6681B733F859BC925C9F6132BB74E.png"><br><img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/2E528418A51CB977B86FAEE7A9360A17.png"><br>①分析图像,你认为同时脱硫脱硝在工业生产中的优势是____、____。②左图中,50min后<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/EDB13CADACDD0611FCC469162027418E.png"><br>去除率明显降低的原因可能是____。5.计算单独脱硫时,1吨质量分数为0.15%的石灰水理论上可吸收<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/2/EDB13CADACDD0611FCC469162027418E.png"><br>气体的质量是___克?(精确到小数点后一位)<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/5/2021/99797699644e438a93bb4bb7d8f38ec4/7FFC41ADF691100DA349941CCADF01D6.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/5/2021/55dc24680a8c4d5097bc6f78f9f2a35f/8E802DF7D1E4E9AE108729D70DA28AFB.png"><br><br>
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