Question

what happen when iron nails are placed in coper sulphate solution​

Answer 1

Answer:

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Answer 2

Answer:

It turns to first blue then to green due to the displacement reaction of copper sulphate by iron.

Explanation:

When iron nails are placed in a copper sulphate solution, the blue colour of the sopper sulphate solution changes to green, due to the displacement of copper in copper sulphate by iron. Copper gets deposited on the iron nail and green solution is ferrous sulphate solution.

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