配套习题- 化学平衡状态的判断（二）——变量不变则平衡 -【青果学院】

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

正确答案：Qw==

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

2/5单选题

难度：

2.一定温度下，一定体积的容器中，可逆反应A（g）+3B（g）

2C（g）达到平衡的标志是

A	A、B、C的分子数比为1：3：2
B	A、B、C的浓度相等
C	容器中压强不再变化
D	单位时间消耗nmolA，同时生成2n molC

正确答案：Qw==

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

3/5单选题

难度：

3.一定温度下，可逆反应2NO₂2NO+O₂，在体积固定的密闭容器中反应，达到平衡状态的标志是（　　）
①单位时间内生成nmolO₂，同时生成2nmol NO₂；
②单位时间内生成nmolO₂，同时生成2nmol NO；
③NO₂、NO、O₂的浓度比为2：2：1；
④混合气体的压强不再改变；
⑤混合气体的颜色不再改变；
⑥混合气体的平均摩尔质量不再改变.

A	①④⑤⑥
B	①②③⑤
C	②③④⑥
D	以上全部

正确答案：QQ==

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

4/5单选题

难度：

4.一定温度下，向aL密闭容器中加入2molNO₂（g），发生如下反应：2NO₂2NO+O₂，此反应达到平衡状态的标志是

A	混合气体的密度不再变化
B	混合气体的颜色变浅
C	混合气体中NO₂、NO、O₂的物质的量之比为2：2：1
D	单位时间内生成2nmol NO同时生成2n mol NO₂

正确答案：RA==

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

5/5单选题

难度：

5.一定温度下，密闭容器中可逆反应3X（g）+Y（g）

2Z（g）达到平衡的标志是

A	X的生成速率与Z的生成速率相等
B	单位时间内生成3nmolX，同时消耗nmolY
C	某时刻X、Y、Z的浓度相等
D	某时刻X、Y、Z的分子个数比为3：1：2

正确答案：Qg==

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