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Redox Reactions And Electrochemistry Mock Tests

30 questions available

Redox Reactions And Electrochemistry Mock Test 1

Questions: 30

Sample Questions

Class 11 Chemistry
In the balanced redox reaction MnO₄⁻ + Fe²⁺ + H⁺ → Mn²⁺ + Fe³⁺ + H₂O, what is the stoichiometric ratio of MnO₄⁻ to Fe²⁺?
A 1:1
B 1:2
C 1:3
D 1:5
JEE Main Chemistry
The EMF of the cell Zn|Zn²⁺(0.1 M)||Cu²⁺(0.01 M)|Cu at 298 K is: (E°cell = 1.10 V, 2.303RT/F = 0.0591 V)
A 1.07 V
B 1.10 V
C 1.12 V
D 1.14 V
JEE Main Chemistry
The cell reaction Zn + Cu2+ -> Zn2+ + Cu has Ecell = 1.10 V. The maximum work is:
A 212 kJ
B 106 kJ
C 424 kJ
D 110 kJ
JEE Main Chemistry
The process of electrolytic refining of copper uses:
A Impure Cu as anode, pure Cu as cathode
B Pure Cu as anode, impure Cu as cathode
C CuSO4 as anode, H2SO4 as cathode
D Copper as both electrodes
JEE Main Chemistry
Which of the following is the strongest oxidizing agent? (Standard electrode potentials: F₂/F⁻ = +2.87 V, Cl₂/Cl⁻ = +1.36 V, Br₂/Br⁻ = +1.09 V, I₂/I⁻ = +0.54 V)
A F₂
B Cl₂
C Br₂
D I₂
JEE Main Chemistry
In a hydrogen-oxygen fuel cell, the product formed is:
A H₂O₂
B H₂O
C H₂O₂ and H₂O
D H₂ and O₂
JEE Main Chemistry
Which of the following reactions involves an oxidation process?
A Fe³⁺ + e⁻ → Fe²⁺
B Cu²⁺ + 2e⁻ → Cu
C Zn → Zn²⁺ + 2e⁻
D Ag⁺ + e⁻ → Ag
JEE Main Chemistry
The number of moles of electrons in 96500 C is:
A 1
B 2
C 0.5
D 96500

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