1/5单选题
难度：
1.一定条件下，可逆反应C（s）+CO2（g）
2CO（g）；△H＞0，达到平衡状态，现进行如下操作：
①升高反应体系的温度；
②增加反应物C的用量；
③缩小反应体系的体积；
④减少体系中CO的量.
上述措施中一定能使反应的正反应速率显著加快的是
2CO（g）；△H＞0，达到平衡状态，现进行如下操作：①升高反应体系的温度；
②增加反应物C的用量；
③缩小反应体系的体积；
④减少体系中CO的量.
上述措施中一定能使反应的正反应速率显著加快的是
| A | ①②③④ |
| B | ①③ |
| C | ①② |
| D | ①③④ |
- 提示1：
- IOa4heaZsOWcsOWMuuWIhuadoeS7tuWvueS6juWPjeW6lOmAn+eOh+S4juWMluWtpuW5s+ihoeeahOW9seWTje+8mw==
- 提示2：
- IOWbuuS9k+eahOeUqOmHj+S4jeW9seWTjeWPjeW6lOmAn+eOh++8mw==
- 提示3：
- IOe8qeWwj+WPjeW6lOS9k+ezu+eahOS9k+enr++8jOacrOi0qOeahOWPmOWMluaYr+WOi+W8uuWinuWkp++8mw==
正确答案：Qg==
4pGg5Y2H6auY5Y+N5bqU5L2T57O755qE5rip5bqm77yM6IO95aKe5aSn5Y+N5bqU6YCf546H77ybPGJyPuKRoeeUseS6jueis+S4uuWbuuS9k++8jOWinuWKoOWPjeW6lOeJqUPnmoTnlKjph4/vvIzlr7nlj43lupTpgJ/njofmsqHmnInlvbHlk43vvJs8YnI+4pGi57yp5bCP5Y+N5bqU5L2T57O755qE5L2T56ev77yM5Y6L5by65aKe5aSn77yM5rCU5L2T5rWT5bqm5aKe5aSn77yM5Y+N5bqU6YCf546H5aKe5aSn77ybPGJyPuKRo+WHj+WwkeS9k+ezu+S4rUNP55qE6YeP77yM5Y+N5bqU6YCf546H5YeP5bCPLiA8YnI+5YiZ6IO95L2/5Y+N5bqU55qE5q2j5Y+N5bqU6YCf546H5pi+6JGX5Yqg5b+r55qE5piv4pGg4pGi77yMPGJyPuaVhemAie+8mkIuIA==
2/5单选题
难度：
2.在一密闭容器中，反应aA（g）bB（g），达到平衡后，保持温度不变，将容器体积增加1倍，当达到新的平衡时，B的浓度是原来的70%，则
bB（g），达到平衡后，保持温度不变，将容器体积增加1倍，当达到新的平衡时，B的浓度是原来的70%，则 | A | 平衡向逆反应方向移动了 |
| B | 物质A的转化率减小了 |
| C | 物质B的质量分数增加了 |
| D | 化学计量数关系：a＞b |
- 提示1：
- IOW9k+WuueWZqOS9k+enr+WinuWKoDHlgI3ml7bvvIzlpoLmnpzlubPooaHkuI3np7vliqjvvIxC55qE5rWT5bqm5bqU6K+l5Y+Y5Li65Y6f5p2l55qENTAl44CC
- 提示2：
- IOWinuWkp+S9k+enr++8jOWunui0qOeahOWPmOWMluaYr+WOi+W8uuWHj+Wwj++8jOWPr+S7peagueaNruW5s+ihoeeahOenu+WKqOWIpOaWreWPjeW6lOWJjeWQjuWIhuWtkOaVsOeahOWPmOWMluOAgg==
正确答案：Qw==
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
3/5单选题
难度：
3.下列可逆反应达到平衡时，增大压强和升高温度使平衡移动方向相同的是
| A | NH4HCO3（s）NH3（g）+H2O（l）+CO2（g）；△H＞0 |
| B | 2NO2（g）N2O4（g）；△H＜0 |
| C | Cl2（g）+H2O（l）HCl（aq）+HClO（aq）；△H＞0 |
| D | 2SO2（g）+O2（g）2SO3（g）；△H＜0 |
- 提示1：
- IOWinuWkp+WOi+W8uu+8jOWPjeW6lOWQkeedgOWIhuWtkOaVsOWHj+Wwj+eahOaWueWQkeenu+WKqOOAgg==
- 提示2：
- IOWNh+mrmOa4qeW6pu+8jOWPjeW6lOWQkeedgOWQuOeDreWPjeW6lOeahOaWueWQkeenu+WKqOOAgg==
正确答案：Qw==
Qemhue+8jOWPjeW6lOWQjuawlOS9k+S9k+enr+WPmOWkp+OAguWinuWkp+WOi+W8uu+8jOWPjeW6lOmAhuWQkeenu+WKqO+8m+KWs0jvvJ4w77yM5q2j5Y+N5bqU5ZC454Ot77yM5Y2H6auY5rip5bqm5Y+N5bqU5q2j5ZCR56e75Yqo44CC5pWFQemhueS4pOiAheenu+WKqOaWueWQkeS4jeWQjOOAgjxicj5C6aG577yM5Y+N5bqU5ZCO5rCU5L2T5L2T56ev5Y+Y5bCP77yM5aKe5aSn5Y6L5by677yM5Y+N5bqU5q2j5ZCR56e75Yqo77yb4pazSO+8nDDvvIzmraPlj43lupTmlL7ng63vvIzljYfpq5jmuKnluqblj43lupTpgIblkJHnp7vliqjjgILmlYVC6aG55Lik6ICF56e75Yqo5pa55ZCR5LiN5ZCM44CCPGJyPkPpobnvvIzlj43lupTlkI7msJTkvZPkvZPnp6/lh4/lsI/vvIzlop7lpKfljovlvLrvvIzlj43lupTmraPlkJHnp7vliqjvvJvilrNI77yeMO+8jOato+WPjeW6lOWQuOeDre+8jOWNh+mrmOa4qeW6puWPjeW6lOato+WQkeenu+WKqOOAguaVhUPpobnkuKTogIXlubPooaHnp7vliqjnmoTmlrnlkJHnm7jlkIzjgII8YnI+ROmhue+8jOWPjeW6lOWQjuawlOS9k+S9k+enr+WHj+Wwj++8jOWinuWkp+WOi+W8uu+8jOWPjeW6lOato+WQkeenu+WKqO+8m+KWs0jvvJww77yM5q2j5Y+N5bqU5pS+54Ot77yM5Y2H6auY5rip5bqm5Y+N5bqU6YCG5ZCR56e75Yqo44CC5pWFROmhueS4pOiAheenu+WKqOaWueWQkeS4jeWQjOOAgjxicj7nu7zkuIrvvIzpgInmi6lD6YCJ6aG544CC
4/5单选题
难度：
4.下列反应达到平衡后，升高温度可以使混合气体平均相对分子质量增大的是
| A | H2（g）+I2（g）2HI（g）△H＜0 |
| B | 4NH3（g）+5O2（g）4NO（g）+6H2O（g）△H＜0 |
| C | N2（g）+3H2（g）2NH3（g）△H＜0 |
| D | 2SO3（g）2SO2（g）+O2（g）△H＞0 |
- 提示1：
- IOa3t+WQiOawlOS9k+eahOW5s+Wdh+ebuOWvueWIhuWtkOi0qOmHjz3msJTkvZPmgLvotKjph48v5rCU5L2T5oC754mp6LSo55qE6YeP77yb
- 提示2：
- IOaXoOWbuuS9k+OAgea2suS9k+WPguWKoOWPjeW6lO+8jOWPjeW6lOi/h+eoi+S4rei0qOmHj+WuiOaBku+8jOWboOatpOawlOS9k+aAu+i0qOmHj+aBkuWumuOAgg==
- 提示3：
- IOiLpeimgea3t+WQiOawlOS9k+eahOW5s+Wdh+ebuOWvueWIhuWtkOi0qOmHj+WinuWkp++8jOWNh+mrmOa4qeW6puWQjuWPjeW6lOW5s+ihoeW6lOWQkeawlOS9k+WIhuWtkOaVsOWHj+Wwj+eahOaWueWQkeenu+WKqOOAgg==
正确答案：Qg==
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
5/5多选题
难度：
5.一定质量的气体处于平衡态I，现设法使其温度降低而压强增大，达到平衡态II，则
| A | 状态I时气体的密度比状态II时气体的密度大 |
| B | 状态I时分子的平均动能比状态II时分子的平均动能大 |
| C | 从状态I到状态II过程中气体要向外放热 |
| D | 从状态I到状态II过程中气体要对外做功 |
- 提示1：
- IOa4qeW6pumZjeS9juWQjOaXtuWOi+W8uuWinuWkp++8jOagueaNrueQhuaDs+awlOS9k+eKtuaAgeaWueeoizxpbWcgd2lkdGg9NTIgaGVpZ2h0PTQyIHNyYz0iaHR0cHM6Ly9wMi5xaW5nZ3VvLmNvbS9HMS9NMDAvQTMvODEvckJBQ0UxVkFRenJqRkMyM0FBQUNJZDB4OVNBOTU4LnBuZyI+77yM5L2T56ev5LiA5a6a5YeP5bCP77yb5rCU5L2T55qE5a+G5bqm5Y+Y5aSn77yb
- 提示2：
- IOa4qeW6puaYr+WIhuWtkOeDrei/kOWKqOW5s+Wdh+WKqOiDveeahOagh+W/l++8jOa4qeW6pumZjeS9ju+8jOaVheawlOS9k+WIhuWtkOW5s+Wdh+WKqOiDveWHj+Wwj++8mw==
- 提示3：
- IOS9k+enr+WHj+Wwj++8jOWkluWKm+WvueawlOS9k+WBmuWKn++8jOiAjOWGheiDveWHj+Wwj++8jOagueaNrueDreWKm+WtpuesrOS4gOWumuW+i+efpeawlOS9k+imgeWQkeWkluaUvueDreOAgg==
正确答案：QixD
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