下列反应达到平衡后增大压强或降低温度,平衡都向正反应方向移动的是
A.2NO2(g)⇌N2O4(g);△H<0 |
B.3O2(g)⇌2O3(g);△H>0 |
C.H2(g)+I2(g)⇌2HI(g);△H<0 |
D.2NH3(g)⇌3H2(g)+N2(g);△H>0 |
下列反应达到平衡后增大压强或降低温度,平衡都向正反应方向移动的是
A.2NO2(g)⇌N2O4(g);△H<0 |
B.3O2(g)⇌2O3(g);△H>0 |
C.H2(g)+I2(g)⇌2HI(g);△H<0 |
D.2NH3(g)⇌3H2(g)+N2(g);△H>0 |
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