What changes in the colour of iron nails and copper sulphate solution do you observe after keeping the iron nails dipped in copper sulphate solution for about 30 minutes?


The iron nail gets covered with a red-brown coating of copper metal and the blue colour of copper sulphate solution changes to greenish as iron nail displaces copper from copper sulphate solution to form ferrous sulphate.

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Simply Easy Learning

Updated on: 10-Oct-2022

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