Question

Write the half cell and net reaction of the given cell ; Cd(s)/Cd2+ (0.01M) // Cu2+(0.5M)/Cu. The standard reduction potentials are -0.40 V and 0.34 V respectively.

Answer 1

Half cell reaction

Cd(s)→Cd²⁺ +2e

Cu²⁺ +2e→Cu(s)

Net reaction

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Cd⁺ + Cu²⁺ -->> Cd²⁺ + Cu⁺