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?

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Solution

Iron nails gets covered with a red-brown coating of copper metal. The blue colour of copper sulphate solution fades gradually because of the formation of iron sulphate. Reaction is as follows:

$F e + C u S O_{4} (a q) \to F e S O_{4} (a q) + C u$

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Q. Question1

Why does the colour of copper sulphate solution change when an iron nail is dipped in it?

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?

What changed do you observe in iron nails and color of copper sulphate solution when iron nails are does in copper sulphate solution.

Q. Assertion :The colour of copper sulphate solution change when an iron nail is dipped in it. Reason: When an iron nail is placed in a copper sulphate solution, iron displaces copper from copper sulphate solution forming iron sulphate.

Q. On keeping iron nails in blue colour copper sulphate solution it is observed that the colour of the solution turns green after sometimes give reason for this colour change in the type of reaction

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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?

Iron nails gets covered with a red-brown coating of copper metal. The blue colour of copper sulphate solution fades gradually because of the formation of iron sulphate. Reaction is as follows:Fe+CuSO4(aq)→FeSO4(aq)+Cu

Iron nails gets covered with a red-brown coating of copper metal. The blue colour of copper sulphate solution fades gradually because of the formation of iron sulphate. Reaction is as follows:

$F e + C u S O_{4} (a q) \to F e S O_{4} (a q) + C u$