对于化学反应的限度的叙述不正确的是(    ) A.任何可逆反应

对于化学反应的限度的叙述不正确的是(   

A.任何可逆反应都有一定的限度

B.对于反应2SO2(g)+O2(g)2SO3(g)只有达到限度时才有2v(O2)=v(SO3)

C.对于反应2SO2(g)+O2(g)2SO3(g)达到限度时,增大容器容积能减小正反应速率

D.化学反应达到限度时,正逆反应速率相等

答案

B

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