Q.

If a spoon of copper metal is placed in a solution of ferrous sulphate

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a

Cu will precipitate out

b

iron will precipitate

c

Cu and Fe will precipitate

d

no reaction will take place

answer is D.

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Detailed Solution

ECu2+/Cuo=0.34 ,  EFe2+/Feo=−0.44 VSo Cu can't displace Fe2+.
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