ElectrochemistryHard

Question

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

Options

A.Cu will precipitate out

B.iron will precipitate

C.Cu and Fe will precipitate

D.no reaction will take place

Solution

E^o_Cu²⁺/Cu = 0.34 E^o_Fe²⁺/Fe= - 0.44 volt
So Cu can′t displace Fe²⁺

Create a free account to view solution

View Solution Free

Topic: Electrochemistry·Practice all Electrochemistry questions

More Electrochemistry Questions

In the electrolytic cell, flow of electrons is from...The standard reduction potential values of three metallic cations, X, Y and Z are +0.52, −3.03 and −1.18 V, respectively...The standard reduction potential of a silver chloride electrode is 0.2 V and that of a silver electrode is 0.79 V. The m...The resistance of 0.1 N solution of formic acid is 200 ohm and cell constant is 2.0 cm-1. The equivalent conductivity (i...A volume of 100 ml of 0.6 N−CuSO4 solution is electrolysed between two platinum electrodes till the concentration in the...