Chapter: Electrochemistry
Topic: Cell Potential
Content: MCQ Questions & Solutions
Source: CSIR NET, GATE etc. Exams
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Q1. Which
electrode will be a better oxidizing agent?
b) E°(Cu2+/Cu) = 0.34 V
Q2. Which
electrode will be a better reducing agent?
b) E°(Fe2+/Fe) = -0.44 V
Q3. If E°cell
for
are x1
and x2 respectively, find E°cell for
(a) x1 +
x2
(b) x1 -
x2
(c) (2x1+x2)/3
(d) (x1+2x2)/3
Q4. If E°cell
for Fe3+/Fe = x1 and for Fe2+/Fe = x2
find E°cell for Fe3+/Fe2+
(a) 3x1-2x2
(b) 3x2-2x1
(c) x1+x2
(d) x1+3x2
Q5. The
standard electrode potentials (E°) of Fe3+/Fe2+ and Fe2+/Fe
electrodes are +0.77 V and -0.44 V respectively at 300 K. The E° of Fe3+/Fe
electrode at the same temperature is
[NET Dec 2011]
(a) 1.21 V
(b) 0.33 V
(c) -0.11 V
(d) -0.04 V
Answer Key
Q1.a Q2.a Q3.c Q4.a Q5.d
Detailed Solutions [Click Here]
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