有A、B、C、D四种金属。只有A在自然界主要以单质形态存在。D盐的水

ABCD四种金属。只有A在自然界主要以单质形态存在。D盐的水溶液不能用B制的容器盛放,但可以用C制的容器盛放。这四种金属的活动性由强到弱的顺序是     

AABDC BCDBA CBDCA DCBDA

答案

C

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