Cell Potential (Electrochemistry) MCQs for CSIR NET GATE - ChemContent

Vijay Ishwar
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Chapter: Electrochemistry
Topic: Cell Potential
Content: MCQ Questions & Solutions
Source: CSIR NET, GATE etc. Exams

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Quiz                            PDF

Q1. Which electrode will be a better oxidizing agent?

    a)    E°(Ag+/Ag) = 0.80 V
    b)    E°(Cu2+/Cu) = 0.34 V

Q2. Which electrode will be a better reducing agent?

    a)    E°(Zn/Zn2+) = 0.76 V
    b)    E°(Fe2+/Fe) = -0.44 V

Q3. If E°cell for

and

are x1 and x2 respectively, find 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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