1.

When iron nail is dipped in blue copper sulphate solution, the iron nail becomes brownish. why?​

Answer»

When Iron nail (Fe) dipped in BLUE COPPER sulphate solution (CuSO4). it give Iron Sulphate (FESO4) green im COLOUR and Copper (Cu) brownish in colour. It is Displacement reaction.Explanation:HOPE it helps you good day!!



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