Copper from copper sulphate solution can be displaced by …………. The standard reducation potentials of
Channel: Doubtnut
Date: 02/08/2020

Copper from copper sulphate solution can be displaced by …………. The standard reducation potentials of some electrodes are given below:  (a) `E^(@) (Fe^(2+), Fe) = -0.44 V`  (b) `E^(@) (Zn^(2+), Zn) = -0.76 V`  (c) `E^(@) (Cu^(2+), Cu) = +0.34 V`  (d) `E^(@) (H^(+), 1//2H_(2)) = +0.34 V`