（1）生活中常见的盐——2021-2022学年九年级下册化学人教版盐和化肥专题速练
※题型：单选题※知识点：单选题※试题难度：容易<br>下列物质属于盐的是( )<br>A.Fe<br>B.CuO<br>C.<img src="https://picture2.zhihuicn.com/testImage/2/2020/12/11/5020518739833AA0F61A620DBB447C84.png"><br>D.<img src="https://picture2.zhihuicn.com/testImage/2/2020/12/11/5B8A0DA17C2201985CAAC04144C22122.png"><br><br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/5/2020/a0cd1e30713f44d982dbb6c38eda5edc/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/5/2020/cd546fdcd2c145238c402fe79a9b2d8d/19C335F20F6317F0FF2889F202D5D89A.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>下列有关盐的说法正确的是( )<br>A.盐就是食盐 B.盐中不一定含有原子团<br>C.盐中一定含有金属元素 D.盐都易溶于水<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/5/2020/fd05c76a619c4304a3a271c24d7ca54e/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/5/2020/dbff830f96d6477a8a9c29c26ea45ec0/15F1DE4AA6E0F9EBDB550540EB80F647.png"><br><br>※题型：单选题※知识点：单选题※试题难度：较易<br>下列物质的俗名与化学式对应关系正确的是( )<br>A.熟石灰:CaO<br>B.纯碱:<img src="https://picture2.zhihuicn.com/testImage/2/2020/12/11/0125C0E265985712A3A9CAA2643B9043.png"><br>C.小苏打:<img src="https://picture2.zhihuicn.com/testImage/2/2020/12/11/743D3410664D37284FBC47CDC4BA58AB.png"><br>D.烧碱:<img src="https://picture2.zhihuicn.com/testImage/2/2020/12/11/AF46297A9702CDB7F07F372B6B2255C7.png"><br><br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/5/2020/ff994262c5904ccfab84c81e93bf72dc/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/5/2020/655ae59bf91b44c79aa3d402701d5cc1/9A098A35AD2F35398AA8F249A4418B25.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>下列关于碳酸钠与碳酸氢钠的说法错误的是( )<br>A.<img src="https://picture2.zhihuicn.com/testImage/2/2020/12/11/5020518739833AA0F61A620DBB447C84.png"><br>溶液呈碱性<br>B.<img src="https://picture2.zhihuicn.com/testImage/2/2020/12/11/743D3410664D37284FBC47CDC4BA58AB.png"><br>固体难溶于水<br>C.“苏打”是碳酸钠的俗名<br>D.<img src="https://picture2.zhihuicn.com/testImage/2/2020/12/11/743D3410664D37284FBC47CDC4BA58AB.png"><br>可用于烘焙糕点<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/5/2020/c128a19de0a6448aa828dbf1ca1eba7a/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/5/2020/c8ddbedf52344a6a964288d33ca118af/DC706A9B9C238A6C0609A1340A35E4F3.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>下列各组常见的固体物质中,用水不能区分的是( )<br>A.NaOH和<img src="https://picture2.zhihuicn.com/testImage/2/2020/12/11/571745824385325B9CFE8434F9FC8475.png"><br>B.<img src="https://picture2.zhihuicn.com/testImage/2/2020/12/11/53DCB02F2927495D25664D94F91F97E6.png"><br>和<img src="https://picture2.zhihuicn.com/testImage/2/2020/12/11/AF46297A9702CDB7F07F372B6B2255C7.png"><br>C.<img src="https://picture2.zhihuicn.com/testImage/2/2020/12/11/5020518739833AA0F61A620DBB447C84.png"><br>和<img src="https://picture2.zhihuicn.com/testImage/2/2020/12/11/0125C0E265985712A3A9CAA2643B9043.png"><br>D.NaCl和KCl<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/5/2020/ce0d59d892db4ce78112d9f68fc09c3d/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/5/2020/ad5177119c6c404eb5b9365a54c513da/EA38B61B0F0AF66CFF08C80F35AE0958.png"><br><br>※题型：单选题※知识点：单选题※试题难度：容易<br>草木灰的主要成分是一种含钾的化合物,把盐酸滴在草木灰上,产生大量气泡,生成的气体能使澄清石灰水变浑浊,据此实验现象推断草木灰的主要成分是( )<br>A.<img src="https://picture2.zhihuicn.com/testImage/2/2020/12/11/5020518739833AA0F61A620DBB447C84.png"><br>B.<img src="https://picture2.zhihuicn.com/testImage/2/2020/12/11/2AF4B38ED3DA4A0676087C3FEA1A2926.png"><br>C.<img src="https://picture2.zhihuicn.com/testImage/2/2020/12/11/490D2448912FDAA82DEDD28BCF750A33.png"><br>D.KOH<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/5/2020/afd29698808d4ddb8b65ed73e0f636b2/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/5/2020/a24792548761461492a15483b02d0cc1/AA801D5747AE66FDF5BAFDCBC007CEA4.png"><br><br>※题型：单选题※知识点：单选题※试题难度：容易<br>欲证明生石灰中含有未烧透的石灰石,最简单的方法是( )<br>A.加热 B.滴加稀盐酸<br>C.加水溶解 D.加入<img src="https://picture2.zhihuicn.com/testImage/2/2020/12/11/5020518739833AA0F61A620DBB447C84.png"><br>溶液<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/5/2020/6c3e683589524c1fb294bf1af896e16f/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/5/2020/33742103bd644d90a5e8828474bcd80f/E226C32FD1743B7560514FF7D608E340.png"><br><br>※题型：实验题※知识点：实验题※试题难度：较易<br>大宝很爱在家自己动手实验。他偶然发现把卡夫果珍和做蛋糕用的发酵粉一起放入水中,会产生大量气泡。<br>1.发酵粉的主要成分为(填化学式)。2.下列物质的水溶液与发酵粉溶液酸碱性相同的是(填序号)。<br>①雕牌肥皂②威猛先生洁厕剂③百事可乐3.测得卡夫果珍的溶液的pH=5,将其和发酵粉混合后,放入水中产生的气体是(填化学式)。<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/5/2020/ed210be3c31c489d8e99176fa4903428/AEBE30103401B8C130F1B0DBF92BEDBC.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/5/2020/c6997d340dfd40f1aff874011714706a/9B20A77DC434ACDC03074B87B2711F97.png"><br><br>
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