试题与答案

向氧化铜和锌粉的混合物中加入一定量的稀硫酸,微热,充分反应后,过滤,向滤液中插入

题型:选择题

题目:

向氧化铜和锌粉的混合物中加入一定量的稀硫酸,微热,充分反应后,过滤,向滤液中插入锌片,有气泡产生,以下判断正确是 [ ]

A.滤渣中一定含有铜

B.滤液中一定含有硫酸铜

C.滤渣中可能含有氧化铜

D.滤液中不一定含有硫酸锌

答案:

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