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Q.

Adding powdered Pb and Fe to a solution containing 1 M in each of Pb2+ and Fe2+ ions would result into the formation of  Given: EPb2+Pb=0.126Vand EFe2+Fe=0.44V.

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a

more of Fe and Pb

b

more of Fe2+ and Pb2+ ions

c

more of Pb and Fe2+ ions

d

more of Fe and Pb2+ ions

answer is A.

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Detailed Solution

Pb2+ will reduce to Pb and Fe will be oxidize to Fe2+ so as to have E positive for the reaction Pb+Fe2+. Hence, more of Pb and Fe2+ ions are formed.

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