Question

12th Chemistry Case Study Baseo
1. Read the passage given below and answer the following questions:
A galvanic cell consists of a metallic zinc plate immersed in 0.1 MZn(NO), solution and metallic
Section 'A
OBJECTIVE TYPE
plate of lead in 0.02 M Pb(NO), solution
The following questions are multiple choice questions. Choose the most appropriate answer:
How will the cell be represented?
(a) Zn(s) Zn²+ (aq) || Pb(aq)|Puis) (b) Zn? (0)| Zn(aq)|| Pb(aq)| Pb(s)
(c) Pb2+ (aq)| Pb(s)|| Zn?" (s) Zn(aq)
(d) Pb(s)[Pb?" (ay)||Zn?(5) Zn(aq)
(ii) Calculate the emf of the cell.
(a) 6.01 V
(b) 0.412 V
(c) 0.609 V
(iii) What product is obtained at cathode?
(a) Zn
(c) Zn²+
(iv) Calculate the Standard Gibbs Free Energy?
(d) 4.12 V
( (b) Pb
(d) Pb2+​

Answer 1

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