Question

Colour of copper sulphate solution changes when an iron nail is dipped in it

Answer 1

Answer:

incomplete question is this

Answer 2

Answer:

Light green

Explanation:

When Iron nail (Ferrum) is dipped in Copper sulphate (CuSO4) there takes reaction between them and coppersulphate change its color from blue to light green. This shows Iron is more reactive than Copper, it can replace Copper from CuSO4. CuSO4 is in blue Color and FeSO4 is in light green color.

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