11th Class Chemistry Chapter 10 MCQ Test with Answer

MCQ's Test For Chapter 10 "Electrochemistry"

Try The MCQ's Test For Chapter 10 "Electrochemistry"

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Electrochemistry

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Question # 1

The more positive the standard reduction potential

Question # 2

Electrolysis is the process of 

Question # 3

Whcih metal will displace Cu from CuSO4 Solution.

Question # 4

Electrochemical equivalent is.

Question # 5

The process of coating a metal with zinc is called.

Question # 6

Which of the followig will react with HCl to librerate H2 gas

Question # 7

Electrochemical sereis helps in predicting.

Question # 8

The numebr of coulombs required to deposit 1 mole of Ag

Question # 9

The salt brige allows tranfer of ........in Zn -Cu voltaic cell

Question # 10

An Increase in temperature generally

Question # 11

In the Hall Heroult process, aluminum is obtained by 

Question # 12

The metal depostied at cathode during electolysis of NaCl is.

Question # 13

Which component maintains elecrical neutrality in an electronchemical cell

Question # 14

If 1 Faraday of elecricity is passed the mass deposited equals.

Question # 15

A salt bridge is usually made from

Question # 16

Electrolysis of CuSO4  using copper eletrodes results in

Question # 17

Down cell is used for extractio of.

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FSc Part 1 Chemistry (New Book) Chapter 10 Important MCQ's

Sr.# Question Answer
1 Oxidation numebrof oxygen in H2O
A. 1
B. -2
C. 0
D. +1
2 One Faraday is equl to 
A. 1 C
B. 96500 C
C. 1 J
D. 96500 J
3 Which of the followng elements cannot displace hydrogen from acid.
A. Zn
B. Cu
C. AI
D. Fe
4 In a galvanic cell, the anode is
A. Negaive and site of oxidation 
B. Postive and site of oxidation 
C. Negative and site of reduction 
D. Postive and site of reduction
5 The more positive the standard reduction potential
A. The stronger the reducing agent
B. The weaker the oxidizing agent
C. The stronger the oxidizing agent
D. No effect
6 The principle of measuring DO by Wrinkler's Method is based on.
A. Iodimetry
B. Iodometry
C. Acid Bse titration
D. Complexometry
7 The cathode in an electrolytic cell is.
A. Positive electrode
B. Negative electrode
C. Neutral elecrode
D. None
8 Electroysis is used in the extration of
A. Silver
B. Gold
C. Aluminum
D. Mercury
9 If Eo cell is +1.10 V , the reactio is
A. Spontaneous
B. Non spontaneous
C. At equibrium
D. Endothermic only
10 The anode is electrolysis of molten NaCl is
A. Na+
B. Cl-
C. Na
D. H-

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