ElectrochemistryHard

Question

Zn + Cu2+ (aq)  ⇋   Cu + Zn2+ (aq) Reaction quotient is Q = . Eocell = 1.10 V. Ecell will be 1.1591 V when :

Options

A.[Cu2+]/[Zn2+] = 0.01
B.[Zn2+]/[Cu2+] = 0.01
C.[Zn2+]/[Cu2+] = 0.1
D.[Zn2+]/[Cu2+] = 1

Solution

1.1591 = 1.1 -      or      = 10-2  = 0.01

Create a free account to view solution

View Solution Free
Topic: Electrochemistry·Practice all Electrochemistry questions

More Electrochemistry Questions

For the cell Zn|Zn2+||Cu2+|Cu, if the concentration of both, Zn2+ and Cu2+ ions are doubled, the EMF of the cell...A galvanic cell is set up from a zinc bar weighing 100 g and 1.0 L of 1.0 M copper sulphate solution. How long would the...Arrange following compounds in decreasing order of electrophilic substitution. (i) (ii) (iii) (iv)...Standard electrode potential are EoFe2+|Fe = - 0.44V, EoFe3+|Fe2+ = 0.77 V. If Fe, Fe2+ and Fe3+ are kept together, then...To perform an analysis of a mixture of metal ions by electro-deposition, the second metal to be deposited must not being...