中学生网络课堂本课配套习题挑战模式1/5
单选题
难度系数：
1.下列各种物理性质中，对氯气来说不正确的是
| A: 黄绿色的气体 |
| B: 密度比空气小 |
| C: 能溶于水 |
| D: 有刺激性气味 |
一次做对，真牛！
+5奖励规则>
- 提示1：5a+G5bqm55qE5Yik5pat5Y+v5Lul5L6d5o2u5pGp5bCU6LSo6YeP5p2l6L+b6KGM44CC5pGp5bCU6LSo6YeP5aSn5LqOMjnnmoTvvIzlr4bluqbmr5TnqbrmsJTlpKfjgII=
- 答案：Qg==
6aaW5YWI5Yik5pat5Zub5Liq6YCJ6aG55Z2H5Li654mp55CG5oCn6LSo44CCPGJyPkHpobnmsK/msJTkuLrpu4Tnu7/oibLmsJTkvZPvvIzmraPnoa7vvJs8YnI+Qumhue+8jOawr+awlOeahOWvhuW6puW6lOW9k+avlOepuuawlOimgeWkp++8jOWboOatpELpobnplJnor6/vvJs8YnI+Q+mhue+8jDHkvZPnp6/msLTog73murbop6My5L2T56ev5rCv5rCU77yM5pWFQyDpobnmsK/msJTog73murbkuo7msLTvvIzmraPnoa7vvJs8YnI+5rCv5rCU5pyJ5Yi65r+A5oCn5rCU5ZGz5LiU5pyJ5q+S77yM5pWFROmhueato+ehru+8mzxicj7nu7zkuIrvvIzpgInmi6lC44CC
本课配套习题挑战模式2/5
单选题
难度系数：
2.下列有关氯气的叙述中，不正确的是
| A: 氯气是一种黄绿色、有刺激性气味的气体 |
| B: 氯气、液氯和氯水是同一种物质 |
| C: 氯气能溶于水 |
| D: 氯气是一种用于给自来水消毒的有毒气体 |
一次做对，真牛！
+5奖励规则>
- 提示1：5rCv5rC05piv5oyH5rCv5rCU6YCa5YWl5Yiw5rC05Lit77yM5Lya5Y+R55Sf5LiA5a6a55qE5Y+N5bqU77yM57uE5oiQ5aSN5p2C44CC
- 答案：Qg==
5rCv5rCU5piv5LiA56eN6buE57u/6Imy44CB5pyJ5Yi65r+A5oCn5rCU5ZGz55qE5rCU5L2T77yM5a6D6IO95rq25LqO5rC077yM5Y+v5Lul55So5p2l57uZ6Ieq5p2l5rC05raI5q+S44CCPGJyPua2suawr+aYr+aMh+a2suaAgeeahOawr+awlO+8jOawr+awtOaYr+aMh+awr+awlOmAmuWFpeWIsOawtOS4reW9ouaIkOeahOa6tua2suOAgjxicj7lm6DmraRC6aG56ZSZ6K+v77yM6YCJ5oupQuOAgg==
本课配套习题挑战模式3/5
单选题
难度系数：
3.氯气可用消灭田鼠，为此将氯气通过软管灌入洞中，这是利用了氯气下列性质中的①黄绿色，②密度比空气大，③有毒，④较易液化，⑤溶解于水。
| A: ②③ |
| B: ③④ |
| C: ①②③ |
| D: ③④⑤ |
一次做对，真牛！
+5奖励规则>
- 提示1：55So6L2v566h5Y+v5Lul6L+Q6L6T5rCv5rCU77yM6K+B5piO5rCv5rCU5piv5Y+v5Lul5rKJ5Zyo56m65rCU55qE5bqV6YOo55qE44CC
- 答案：QQ==
5rCv5rCU5Y+v5Lul55So5p2l5raI54Gt55Sw6byg77yM6L+Z5piv5Yip55So5LqG5a6D55qE5q+S5oCn77yMPGJyPueUqOi9r+euoeWPr+S7peWwhuawr+awlOeBjOWFpeeUsOm8oOa0nuS4re+8jOivgeaYjuawr+awlOaYr+ayieWcqOepuuawlOS4i+mdoueahO+8jOS5n+WwseaYr+WvhuW6puWkp+S6juepuuawlOOAgjxicj7mlYXpgInmi6lB6aG544CC
本课配套习题挑战模式4/5
单选题
难度系数：
4.有关氯气的说法正确的是
| A: 无色无味气体 |
| B: 可用排水法收集 |
| C: 密度比空气大 |
| D: 可用碱石灰干燥 |
一次做对，真牛！
+5奖励规则>
- 提示1：56Kx55+z54Gw5LiN6IO955So5p2l5bmy54el6YW45oCn5rCU5L2T44CC
- 答案：Qw==
5rCv5rCU5piv6buE57u/6Imy5pyJ5Yi65r+A5oCn5rCU5ZGz55qE5rCU5L2T77yMQemhuemUmeivr++8mzxicj7msK/msJTog73murbkuo7msLTvvIzlm6DmraTkuI3og73nlKjmjpLmsLTms5XmlLbpm4bvvIxC6aG56ZSZ6K+v77ybPGJyPuawr+awlOS8muS4juawouawp+WMlumSmeWPkeeUn+WPjeW6lO+8jOWboOatpOS4jeiDveeUqOeiseefs+eBsOW5sueHpeOAgkTpobnplJnor6/jgII8YnI+5pys6aKY6YCJ5oupQ+mhueOAgg==
本课配套习题挑战模式5/5
单选题
难度系数：
5.生活中难免会遇到一些突发事件，我们要善于利用学过的知识，采取科学、有效的方法保护自己。如果发生了氯气泄漏，一下自救方法得当的是
| A: 只要在室内放一盆水 |
| B: 向地势低的地方撤离 |
| C: 观察风向，顺风撤离 |
| D: 用湿毛巾或蘸有纯碱水的毛巾捂住口鼻撤离 |
一次做对，真牛！
+5奖励规则>
- 提示1：55Sf5rS75bi46K+G5Yip55So55qE6YO95piv5rCv5rCU55qE5oCn6LSo44CC5rCv5rCU5rq25LqO5rC077yM5L2G5aSn57qmMeS9k+enr+awtOiDvea6tuinozLkvZPnp6/msK/msJTvvIzlubbpnZ7mmJPmurbjgII=
- 提示2：5rCv5rCU55qE5a+G5bqm5aSn5LqO56m65rCU44CC
- 答案：RA==
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
