本课配套习题挑战模式1/5
单选题
难度系数:
1.下列关于实验室制取氯气的操作正确的是①药匙向烧瓶中加入浓硫酸,再向分液漏斗中装入MnO2粉末;②用酒精灯直接加热烧瓶;③需检查装置的气密性;④多余氯气用NaOH溶液吸收;⑤可用装有碱石灰的干燥试管干燥氯气。
A: ①④⑤ |
B: ③④ |
C:②④⑤ |
D: ①②③ |
一次做对,真牛!
+5奖励规则>
- 提示1:5Yi25aSH5rCv5rCU77yM5bqU5YWI5ZCR54On55O25Lit5Yqg5YWl5Zu65oCB5LqM5rCn5YyW6ZSw77yM54S25ZCO55So5YiG5ray5ryP5paX6YCQ5ru05Yqg5YWl5rWT55uQ6YW477yM5ray5oCB6I2v5ZOB5LiN6IO955So6I2v5YyZ44CC
- 提示2:54On55O26ZyA6KaB5Z6r55+z5qOJ572R44CC
- 提示3:56Kx55+z54Gw5LiN6IO955So5p2l5bmy54el6YW45oCn5rCU5L2T44CC
- 答案:Qg==
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
本课配套习题挑战模式2/5
单选题
难度系数:
2.实验室用下列两种方法制氯气:①用含HCl146g的浓盐酸与足量的MnO2反应;②用87gMnO2与足量浓盐酸反应.所得的氯气
A: ①比②多 |
B: ②比①多 |
C: 一样多 |
D: 无法比较 |
一次做对,真牛!
+5奖励规则>
- 提示1:55So5ZCrSENsMTQ2Z+eahOa1k+ebkOmFuOS4jui2s+mHj+eahE1uTzxzdWI+Mjwvc3ViPuWPjeW6lO+8jOeQhuiuuuS4iuW6lOeUn+aIkDFtb2zmsK/msJTvvIzkvYbpmo/lj43lupTov5vooYzvvIzmtZPnm5DphbjmtZPluqblh4/lsI/lj5jnqIDliLDkuIDlrprnqIvluqbvvIzkuI3kvJrlkozkuozmsKfljJbplLDlj43lupTnlJ/miJDmsK/msJQ=
- 答案:Qw==
5Y+N5bqU5YyW5a2m5pa556iL5byP5Li6TW5PPHN1Yj4yPC9zdWI+KzRIQ2w8aW1nIHdpZHRoPTUwIGhlaWdodD0zNyBzcmM9Imh0dHBzOi8vcDIucWluZ2d1by5jb20vRzEvTTAwL0NFLzhCL3JCQUNKbFpCbEE3UnpiU25BQUFCYnc2QkZWSTcwNi5wbmciID5NbkNsPHN1Yj4yPC9zdWI+K0NsPHN1Yj4yPC9zdWI+4oaRKzJIPHN1Yj4yPC9zdWI+T++8mzxicj7nkIborrrorqHnrpfvvJrikaDlkKtIQ2wxNDZn55qE5rWT55uQ6YW45LiO6Laz6YeP55qETW5PPHN1Yj4yPC9zdWI+5Y+N5bqU77yMNEhDbO+9nkNsPHN1Yj4yPC9zdWI+77yM5Y+v5b6X5rCv5rCUMW1vbO+8jOS9humaj+ebkOmFuOa1k+W6puWPmOeogO+8jOa6tui0qEhDbOS4jeWPr+iDveWFqOmDqOWPjeW6lO+8jOaVheWunumZheeUn+aIkOawr+awlOW6lOWwj+S6jjFtb2zvvJs8YnI+4pGh55SoODdnTW5PPHN1Yj4yPC9zdWI+5LiO6Laz6YeP5rWT55uQ6YW45Y+N5bqU77yM5Zug5Li65rWT55uQ6YW46Laz6YeP77yM5Y+v5Lul5L2/ODdnTW5PPHN1Yj4yPC9zdWI+5YWo6YOo5Y+N5bqU77yM5pWF55Sf5oiQ5rCv5rCU5Li6MW1vbO+8m+aJgOS7peKRoe+8nuKRoO+8mzxicj7mlYXpgIlC77yO
本课配套习题挑战模式3/5
单选题
难度系数:
3.已知高锰酸钾、浓盐酸在常温下反应能生成氯气。若用如图所示的实验装置来制备纯净、干燥的氯气,并实验它与金属的反应,每个虚线框表示一个单元装置,其中有错误的是
A: ①和②处 |
B: ②处 |
C: ②和③处 |
D: ②③④处 |
一次做对,真牛!
+5奖励规则>
- 提示1:SENs5piT5oyl5Y+R77yM5Zug5q2k6ZyA6KaB55So6aWx5ZKM6aOf55uQ5rC05rSX5Y675rCv5rCU5Lit55qESENs44CC
- 提示2:5rCv5rCU5LiO6YeR5bGe5Y+N5bqU5pe277yM5rCU5L2T5bqU6YCa5YWl5Yiw6K+V566h5bqV6YOo77yM5bm255So5Y+M5a2U6IO255qu5aGe44CC
- 答案:RA==
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
本课配套习题挑战模式4/5
单选题
难度系数:
4.某化学兴趣小组利用二氧化锰和弄HCl及如图所示装置制备氯气。下列分析中不正确的是
A: A中可用分液漏斗代替长颈漏斗 |
B: A中缺少加热装置 |
C: B中盛放的NaOH溶液可以净化氯气 |
D: D中的导管口若连接导致漏斗可防止倒吸 |
一次做对,真牛!
+5奖励规则>
- 提示1:5rCv5rCU5LiOTmFPSOS8muWPkeeUn+WPjeW6lO+8jOWboOatpE5hT0jmurbmtrLkuI3og73nlKjmnaXlh7rljrvmsK/msJTkuK3nmoRIQ2zjgII=
- 答案:Qw==
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
本课配套习题挑战模式5/5
单选题
难度系数:
5.某同学用下列装置制备并检验Cl2的性质.下列说法正确的是
A: Ⅰ图中:如果MnO2过量,浓盐酸就可全部消耗完 |
B: Ⅱ图中:生成蓝色的烟 |
C: Ⅲ图中:量筒中发生了加成反应 |
D: Ⅳ图中:湿润的有色布条能褪色,将硫酸溶液滴入烧杯中,至溶液显酸性,结果有Cl2生成 |
一次做对,真牛!
+5奖励规则>
- 提示1:56iA55uQ6YW45LiO5LqM5rCn5YyW6ZSw5LiN5Y+N5bqU77yb
- 提示2:5rCv5rCU5ZKM55Sy54O35Zyo5YWJ54Wn5LiL5Y+R55Sf5Y+W5Luj5Y+N5bqU77yb
- 答案:RA==
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