A copper plate was placed in a beaker containing zinc sulphate solution. Next day when the plate was examined, it was found that -
- copper plate was unchnaged
copper plate had become thinner
copper plate had become thicker
none of these
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Answer:
none of these
Explanation:
when copper added to zinc sulphate solution
it turns into zinc + copper sulphate
cu+znso4= zn + cuso4
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