A current of 2 A was passed for 1 h through a solution of

CHEMISTRY · Single correct · AP · Chemistry · Thermodynamics and Electrochemistry · Thermodynamics and Electrochemistry

Problem

\text{CuSO}_4

. 0.237 g of

\text{Cu}^{2+}

ions were discharged at cathode. The current efficiency is (a) 42.2% (b) 26.1% (c) 10% (d) 40.01%