1/5单选题
难度：
1.下列叙述中一定能判断某化学平衡发生移动的是
| A | 混合物中各组分的浓度改变 |
| B | 正、逆反应速率改变 |
| C | 混合物中各组分的含量改变 |
| D | 混合体系的压强发生改变 |
- 提示1：
- IOatpOexu+mimOebruWPr+S7peaJvuWHuuWPjeS+i+aDheWGteS4gOS4gOaOkumZpOOAgg==
正确答案：Qw==
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
2/5单选题
难度：
2.在一个绝热的密闭容器中发生可逆反应：A2（g）+B2（g）≒2AB（g），达到平衡的标志是
| A | 容器的总压强不随时间而变化 |
| B | 容器内气体的密度不再改变 |
| C | 单位时间内有nmolA2生成的同时有nmolB2消耗 |
| D | v正（A2）=2v逆（AB） |
- 提示1：
- IOWIpOaWreWPjeW6lOaYr+WQpui+vuWIsOW5s+ihoeeKtuaAgeacieS4pOWkp+WOn+WIme+8jOS4gOaYr+ato+mAhuWPjeW6lOmAn+eOh+ebuOetieOAgg==
- 提示2：
- IOS6jOaYr+WPjeW6lOi/m+eoi+S4reeahOWPmOmHj+S4jeWGjeWPkeeUn+aUueWPmOOAgg==
- 提示3：
- IOWcqOWIpOaWreato+mAhuWPjeW6lOmAn+eOh+ebuOetieaXtu+8jOS4gOWumuimgeS7lOe7huWIhuaekO+8jOW5tumdnuS4gOS4quetieW8j+W3pui+ueeahOeJqei0qOWSjOS4gOS4quetieW8j+WPs+i+ueeahOeJqei0qOihqOekuueahOmAn+eOh+ebuOetieWNs+WPr++8jOiAjOaYr+imgeWIhuWIq+S7o+ihqOato+WPjeW6lOWSjOmAhuWPjeW6lOOAgg==
正确答案：Qw==
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
3/5单选题
难度：
3.一定温度下，在恒容的密闭容器中发生反应：A（s）+2B（g）
C（g）+D（g），当满足下列条件时，不能表明该反应已达到化学平衡状态的是
C（g）+D（g），当满足下列条件时，不能表明该反应已达到化学平衡状态的是 | A | v正（B）=2v逆（C） |
| B | 混合气体的密度不再变化 |
| C | 混合气体的压强不再变化 |
| D | B的物质的量浓度不再变化 |
- 提示1：
- IOWIpOaWreWPjeW6lOaYr+WQpui+vuWIsOW5s+ihoeeKtuaAgeacieS4pOWkp+WOn+WIme+8jOS4gOaYr+ato+mAhuWPjeW6lOmAn+eOh+ebuOetieOAgg==
- 提示2：
- IOS6jOaYr+WPjeW6lOi/m+eoi+S4reeahOWPmOmHj+S4jeWGjeWPkeeUn+aUueWPmOOAgg==
正确答案：Qw==
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
4/5单选题
难度：
4.恒容密闭容器中进行的可逆反应2NO2
2NO+O2，达到平衡状态的是（ ）
①单位时间内生成amol O2的同时生成2amolNO2
②单位时间内生成amolO2的同时生成2amol NO
③混合气体的颜色不再改变
④混合气体的密度不再改变的状态
⑤混合气体的平均相对分子质量不再改变的状态.
2NO+O2，达到平衡状态的是（ ）①单位时间内生成amol O2的同时生成2amolNO2
②单位时间内生成amolO2的同时生成2amol NO
③混合气体的颜色不再改变
④混合气体的密度不再改变的状态
⑤混合气体的平均相对分子质量不再改变的状态.
| A | ①③⑤ |
| B | ②④⑤ |
| C | ①③④ |
| D | ①②③④⑤ |
- 提示1：
- IOWIpOaWreWPjeW6lOaYr+WQpui+vuWIsOW5s+ihoeeKtuaAgeacieS4pOWkp+WOn+WIme+8jOS4gOaYr+ato+mAhuWPjeW6lOmAn+eOh+ebuOetieOAgg==
- 提示2：
- IOS6jOaYr+WPjeW6lOi/m+eoi+S4reeahOWPmOmHj+S4jeWGjeWPkeeUn+aUueWPmOOAgg==
- 提示3：
- IOWcqOWIpOaWreato+mAhuWPjeW6lOmAn+eOh+ebuOetieaXtu+8jOS4gOWumuimgeS7lOe7huWIhuaekO+8jOW5tumdnuS4gOS4quetieW8j+W3pui+ueeahOeJqei0qOWSjOS4gOS4quetieW8j+WPs+i+ueeahOeJqei0qOihqOekuueahOmAn+eOh+ebuOetieWNs+WPr++8jOiAjOaYr+imgeWIhuWIq+S7o+ihqOato+WPjeW6lOWSjOmAhuWPjeW6lOOAgg==
正确答案：QQ==
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
5/5单选题
难度：
5.在一定温度下，下列叙述不是可逆反应A(g)+3B(g) 
2C(g)达到平衡的标志的是
（1）C的生成速率与C的分解速率相等；
（2）单位时间内amolA生成，同时生成3amol B；
（3）A. B. C的浓度不再变化；
（4）混合气体的总压强不再变化；
（5）混合气体的物质的量不再变化；
（6）单位时间消耗amolA，同时生成3amol B；
（7）A、B、C的分子数目比为1:3:2。
2C(g)达到平衡的标志的是（1）C的生成速率与C的分解速率相等；
（2）单位时间内amolA生成，同时生成3amol B；
（3）A. B. C的浓度不再变化；
（4）混合气体的总压强不再变化；
（5）混合气体的物质的量不再变化；
（6）单位时间消耗amolA，同时生成3amol B；
（7）A、B、C的分子数目比为1:3:2。
| A | （2）（5） |
| B | （1）（3） |
| C | （2）（7） |
| D | （5）（6） |
- 提示1：
- IOWIpOaWreWPjeW6lOaYr+WQpui+vuWIsOW5s+ihoeeKtuaAgeacieS4pOWkp+WOn+WIme+8jOS4gOaYr+ato+mAhuWPjeW6lOmAn+eOh+ebuOetieOAgg==
- 提示2：
- IOS6jOaYr+WPjeW6lOi/m+eoi+S4reeahOWPmOmHj+S4jeWGjeWPkeeUn+aUueWPmOOAgg==
- 提示3：
- IOWcqOWIpOaWreato+mAhuWPjeW6lOmAn+eOh+ebuOetieaXtu+8jOS4gOWumuimgeS7lOe7huWIhuaekO+8jOW5tumdnuS4gOS4quetieW8j+W3pui+ueeahOeJqei0qOWSjOS4gOS4quetieW8j+WPs+i+ueeahOeJqei0qOihqOekuueahOmAn+eOh+ebuOetieWNs+WPr++8jOiAjOaYr+imgeWIhuWIq+S7o+ihqOato+WPjeW6lOWSjOmAhuWPjeW6lOOAgg==
正确答案：Qw==
5Yik5pat5Y+N5bqU6L6+5Yiw5bmz6KGh5pyJ5Lik5aSn5Y6f5YiZ77ya5q2j6YCG6YCf546H55u4562J44CB5Lul5Y+K5Y+N5bqU5Lit55qE5Y+Y6YeP5LiN5YaN5Y+Y5YyW44CCPGJyPu+8iDHvvInnmoTmhI/kuYnmmK/mraPpgIblj43lupTpgJ/njofnm7jnrYnvvIzlm6DmraTlj6/ku6XliKTmlq3lt7Lnu4/ovr7liLDlubPooaHjgII8YnI+77yIMu+8ieeUn+aIkEHlkoxC5Z2H6KGo56S66YCG5Y+N5bqU6YCf546H77yM5LiN6IO955So5p2l5Yik5pat5bey57uP6L6+5Yiw5bmz6KGh44CCPGJyPu+8iDPvvIlB44CBQuOAgUPnmoTmtZPluqblnKjlj43lupTkuK3mmK/kuI3mlq3lj5jljJbnmoTvvIznm7TliLDovr7liLDlubPooaHjgILlm6DmraTkuInogIXnmoTmtZPluqblj6/ku6XnlKjmnaXliKTmlq3ovr7liLDlubPooaHjgII8YnI+77yINO+8iei/meaYr+S4gOS4quWPjeW6lOWJjeWQjuawlOS9k+S9k+enr+S4jeebuOetieeahOWPjeW6lO+8jOawlOS9k+eahOaAu+WOi+W8uumaj+edgOWPjeW6lOeahOi/m+ihjOiAjOWPmOWMlu+8jOebtOWIsOi+vuWIsOW5s+ihoeOAguWboOatpO+8jOaAu+WOi+W8uuWPr+S7peeUqOadpeWIpOaWreW5s+ihoeeKtuaAgeOAgjxicj7vvIg177yJ5Y+N5bqU5YmN5ZCO55qE54mp6LSo55qE6YeP5Y+Y5YyW77yM5Zug5q2k5rCU5L2T5oC754mp6LSo55qE6YeP5Y+v5Lul5Yik5pat5bmz6KGh54q25oCB44CCPGJyPu+8iDbvvInmtojogJdB6KGo56S65q2j5Y+N5bqU6YCf546H77yM55Sf5oiQQuihqOekuumAhuWPjeW6lOmAn+eOh++8jOS4lOS4pOiAheS5i+avlOetieS6juWMluWtpuiuoemHj+aVsOS5i+avlOOAgjxicj7vvIg377yJQeOAgULjgIFD5YiG5a2Q5pWw55uu55qE5q+U5YC85Y+W5Yaz5LqO5Yqg5YWl55qE6LW35aeL6YeP55qE5q+U5L6L77yM5LiO5Y+N5bqU5piv5ZCm5bmz6KGh5peg5YWz44CCPGJyPue7vOS4iu+8jO+8iDLvvInlkozvvIg377yJ5LiN6IO95Yik5pat5Y+N5bqU5piv5ZCm6L6+5Yiw5bmz6KGh44CC