Question

what happens to the blue colour copper sulphate solution when you dip an iron nail into it?​

Answer 1

Answer:

brown coating is formed on surface of iron nail

Answer 2

Question:-

what happens to the blue colour copper sulphate solution when you dip an iron nail into it?

Answer:-

When iron nail is dipped into blue coloured copper sulphate solution, the blue colour changed to green as iron displaces copper irons and on the surface of iron, brown colour copper metal gets deposited.

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