中学生网络课堂本课配套习题挑战模式1/5
多选题
难度系数：
1.从海水中提取溴．从海水中提取的溴约占世界溴产量的
，工业上常用“吹出法”制溴，主要化学原理是2NaBr+Cl2=2NaCl+Br2，其反应类型是
，工业上常用“吹出法”制溴，主要化学原理是2NaBr+Cl2=2NaCl+Br2，其反应类型是 | A: 复分解反应 |
| B: 置换反应 |
| C: 氧化还原反应 |
| D: 化合反应 |
一次做对，真牛！
+5奖励规则>
- 提示1：5pys6aKY5Lul5Yi25Y+W5rq055qE5Y6f55CG5Li65L+h5oGv77yM5a6e6ZmF6ICD5a+f55qE55+l6K+G54K55piv566A5Y2V55qE5Y+N5bqU57G75Z6L44CC5q+U6L6D5a655piT6YCJ5oup5Ye65q2j56Gu55qE562U5qGI44CC
- 答案：QixD
6K+l5Y+N5bqU5pei5bGe5LqO572u5o2i5Y+N5bqU77yM5Y+I5bGe5LqO5rCn5YyW6L+Y5Y6f5Y+N5bqU44CC5rOo5oSP5LiN6KaB5ryP6YCJ44CCPGJyPuato+ehruetlOahiOS4ukLjgIFD5Lik6aG544CC
本课配套习题挑战模式2/5
单选题
难度系数：
2.浙江海洋经济发展示范区建设已上升为国家战略，海洋经济将成为浙江经济转型升级发展的重点．下列说法不正确的是
| A: 从海水中提取溴单质的过程涉及氧化还原反应 |
| B: 从海带中提取碘单质的过程涉及置换反应 |
| C: 从海水中提取镁单质的过程涉及分解反应 |
| D: 从海水中提取氯化钠的过程涉及化学反应 |
一次做对，真牛！
+5奖励规则>
- 提示1：5rq055qE5a+M6ZuG5piv6Z2g5LqM5rCn5YyW56Gr5LiO5YW25Y+R55Sf5rCn5YyW6L+Y5Y6f5Y+N5bqU5p2l5a6e546w55qE44CC
- 提示2：5LuO5rW35bim5Lit5o+Q5Y+W56KY5YWI5bCG5rW35bim54On5oiQ54Gw77yM5ZCR54Gw5Lit5Yqg5rC05pCF5ouM77yM5YaN6L+H5ruk5b6X5ZCr56KY56a75a2Q55qE5ruk5ray77yM5Y+W5ruk5ray6YCa5YWl6Laz6YeP5rCv5rCU5bCG56KY56a75a2Q572u5o2i5Ye65p2l
- 提示3：6YeR5bGe6ZWB5Y2V6LSo55qE5o+Q5Y+W5piv54K56Kej5rCv5YyW6ZWB5p2l5a6e546w55qE44CC
- 答案：RA==
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
本课配套习题挑战模式3/5
单选题
难度系数：
3.目前从海水中提取溴的常用流程如下（苦卤，海水蒸发结晶分离出食盐的母液）：
从反应③后的溶液中分离出单质溴的方法是
从反应③后的溶液中分离出单质溴的方法是 | A: 过滤 |
| B: 蒸馏 |
| C: 萃取 |
| D: 沉降 |
一次做对，真牛！
+5奖励规则>
- 提示1：5rq05Y2V6LSo5rq25LqO5rC077yM5bm25LiU54aU5rK454K55L2O44CC
- 答案：Qw==
5LuO5rC05rq25ray5Lit5o+Q5Y+W5rq05Y2V6LSo5bi455So6JCD5Y+W5rOV77yM5Y+v5Lul6YCJ55So5Zub5rCv5YyW56Kz5oiW6Iuv562J6JCD5Y+W5YmC44CCPGJyPuaVhemAieaLqUPpobnjgII=
本课配套习题挑战模式4/5
单选题
难度系数：
4.从海水中提取溴的过程中涉及到反应：Br2 + SO2 + 2H2O ===2HBr + H2SO4，下列说法正确的是
| A: Br2在反应中被氧化 |
| B: SO2在反应中表现还原性 |
| C: H2SO4是还原产物 |
| D: 1 mol氧化剂在反应中失去2 mol电子 |
一次做对，真牛！
+5奖励规则>
- 提示1：5pys6aKY5L6d5pen5piv5Lul5o+Q5Y+W5rq05Li66L295L2T77yM5a6e6ZmF5LiK6ICD5p+l55qE5piv5rCn5YyW6L+Y5Y6f5Y+N5bqU44CC5LuU57uG5YiG5p6Q5Y+N5bqU5Y2z5Y+v44CC
- 答案：Qg==
5qC55o2u5pa556iL5byP5Y+v55+l77yM5Zyo5Y+N5bqU5Lit5rq05YWD57Sg55qE5YyW5ZCI5Lu35LuOMOS7t+mZjeS9juWIsO+8jTHku7fvvIzlvpfliLAx5Liq55S15a2Q77yM5Y2z5Y2V6LSo5rq05piv5rCn5YyW5YmC44CCU088c3ViPjI8L3N1Yj7kuK1T5YWD57Sg55qE5YyW5ZCI5Lu35LuO77yLNOS7t+WNh+mrmOWIsO+8izbku7fvvIzlpLHljrsy5Liq55S15a2Q77yMU088c3ViPjI8L3N1Yj7mmK/ov5jljp/liYLjgILlhbbkuK3murTljJbmsKLmmK/ov5jljp/kuqfnianvvIznoavphbjmmK/msKfljJbkuqfnianvvIznrZTmoYjpgIlC44CC
本课配套习题挑战模式5/5
单选题
难度系数：
5.海水是一个巨大的化学资源库，下列有关海水综合利用的说法正确的是
| A: 海水提溴的过程中，没有发生氧化还原反应 |
| B: 海水中的氘（含HDO0.03‰）发生聚变的能量，足以保证人类上亿年的能源消费，HDO与H2O化学性质不同 |
| C: 从海水中可以得到NaCl，电解NaCl溶液可制备金属钠 |
| D: 如图，在电场中利用膜技术（阳离子交换膜只允许阳离子通过，阴离子交换膜只允许阴离子通过）淡化海水，此法称为电渗析法 |
一次做对，真牛！
+5奖励规则>
- 提示1：5rW35rC05Lit5o+Q5Y+W6LWE5rqQ6YO95raJ5Y+K5Yiw5a+M6ZuG55qE6Zeu6aKY44CC5rq055qE5a+M6ZuG5piv55So5LqM5rCn5YyW56Gr5L2c5Li65ZC45pS25YmC5p2l5a6e546w55qE44CC
- 提示2：5ZCM56eN5YWD57Sg55qE5LiN5ZCM5ZCM5L2N57Sg77yM5YyW5a2m5oCn6LSo55u45ZCM44CC
- 答案：RA==
Qe+8jua1t+awtOaPkOa6tOi/h+eoi+S4re+8jOWwhua6tOWQueWFpeWQuOaUtuWhlO+8jOS9v+a6tOiSuOawlOWSjOWQuOaUtuWJglNPPHN1Yj4yPC9zdWI+5Y+R55Sf5L2c55So5Lul6L6+5Yiw5a+M6ZuG55qE55uu55qE77yM5YyW5a2m5Y+N5bqU5Li6QnI8c3ViPjI8L3N1Yj4rU088c3ViPjI8L3N1Yj4rMkg8c3ViPjI8L3N1Yj5P4pWQMkhCcitIPHN1Yj4yPC9zdWI+U088c3ViPjQ8L3N1Yj7vvIxCcuWFg+e0oOeahOWMluWQiOS7t+eUsTDpmY3kvY7kuLotMeS7t++8jEJyPHN1Yj4yPC9zdWI+5Zyo5Y+N5bqU5Lit5L2c5rCn5YyW5YmC77yM6KGo546w5rCn5YyW5oCn77yMU+WFg+e0oOeahOWMluWQiOS7t+eUsSs05Lu35Y2H6auY5YiwKzbku7fvvIxTTzxzdWI+Mjwvc3ViPuS9nOi/mOWOn+WJgu+8jOaVhUHplJnor6/vvJs8YnI+Qu+8jua1t+awtOS4reeahOawmO+8iOWQq0hETzAuMDPigLDvvInlj5HnlJ/ogZrlj5jnmoTog73ph4/vvIzotrPku6Xkv53or4HkurrnsbvkuIrkur/lubTnmoTog73mupDmtojotLnvvIzkvYZIRE/kuI5IPHN1Yj4yPC9zdWI+T+S4jeWQjOeahOaYr+WJjeiAheWIhuWtkOS4reacieS4gOS4qumHjeawouWOn+WtkOS4jeWQjOS6juWQjuiAhe+8jOmHjeawouWOn+WtkOWSjOawouWOn+WtkOWMuuWIq+aYr+S4reWtkOaVsOS4jeWQjO+8jOS9huWMluWtpuaAp+i0qOebuOWQjO+8jOaJgOS7pe+8jEhET+S4jkg8c3ViPjI8L3N1Yj5P5YyW5a2m5oCn6LSo5LiN5ZCM6ZSZ6K+v77yM5pWFQumUmeivr++8mzxicj5D77yO55S16Kej6aWx5ZKM5rCv5YyW6ZKg5rq25ray77yM55Sf5oiQ5rCi5rCn5YyW6ZKg44CB5rCv5rCU5ZKM5rCi5rCU77yMMk5hQ2wrMkg8c3ViPjI8L3N1Yj5PPGltZyB3aWR0aD0zOCBoZWlnaHQ9MzMgc3JjPSJodHRwczovL3AyLnFpbmdndW8uY29tL0cxL00wMC82OC81OS9yQkFDSjFVc1o5Q2hDOGlQQUFBQnJRU2lUQkU5MTYucG5nIj4yTmFPSCtDbDxzdWI+Mjwvc3ViPuKGkStIPHN1Yj4yPC9zdWI+4oaR77yM5omA5Lul55S16KejTmFDbOa6tua2suS4jeWPr+WItuWkh+mHkeWxnumSoO+8jOaVhUPplJnor6/vvJs8YnI+RO+8jumYtOemu+WtkOS6pOaNouiGnOWPquWFgeiuuOmYtOemu+WtkOiHqueUsemAmui/h++8jOmYs+emu+WtkOS6pOaNouiGnOWPquWFgeiuuOmYs+emu+WtkOiHqueUsemAmui/h++8jOeUtea4l+aekOazleaYr+WIqeeUqOeUteWcuueahOS9nOeUqO+8jOW8uuihjOWwhuemu+WtkOWQkeeUteaegeWkhOWQuOW8le+8jOiHtOS9v+eUteaegeS4remXtOmDqOS9jeeahOemu+WtkOa1k+W6puWkp+S4uuS4i+mZje+8jOS7juiAjOWItuW+l+a3oeawtO+8jOaVhUTmraPnoa7vvJs8YnI+5pWF6YCJRO+8jg==
