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 process of coating a metal with zinc is called.

Question # 2

Which of the following is not a use of electrochemistry

Question # 3

In an electrochecmial cell, which ion migrates to cathode through the salt bridge.

Question # 4

Electroysis requires.

Question # 5

Down cell is used for extractio of.

Question # 6

Which element has Eo = 0.00 V?

Question # 7

For a redox reaction to be spontaneous, Delga G should be

Question # 8

Electrolysis is the process of 

Question # 9

A salt bridge is usually made from

Question # 10

Faradya's First Law states tass deposited is diretly proportional tohat m

Question # 11

Electrolysis of CuSO4  using copper eletrodes results in

Question # 12

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

Question # 13

Standard electrode potential is measured under

Question # 14

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

Question # 15

The anode is electrolysis of molten NaCl is

Question # 16

In the Hall Heroult process, aluminum is obtained by 

Question # 17

Cell potential is the differecne between 

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

Sr.# Question Answer
1 Electroyte in electroplating of silver
A. AgNo3
B. NaCl
C. CuSO4
D. HNO3
2 One Faraday is equl to 
A. 1 C
B. 96500 C
C. 1 J
D. 96500 J
3 The metal depostied at cathode during electolysis of NaCl is.
A. Cl2
B. Na
C. H2
D. Cu
4 An Increase in temperature generally
A. No Effect
B. Increases cell voltage
C. Decreases ell voltage
D. Depends on pressure
5 Down cell is used for extractio of.
A. Zinc
B. Iron
C. Sodium
D. Aluminum
6 In electroplating the object to be plated is connected to
A. Anode
B. Cathode
C. Both electordes
D. Electrolyte
7 Which of the following metals would most raadily displace hydrogen gas from dilute acids.
A. Copper
B. Silver
C. Magnesium
D. Platinum
8 Which element has Eo = 0.00 V?
A. H+
B. H2
C. SHE
D. All of the above
9 The salt brige allows tranfer of ........in Zn -Cu voltaic cell
A. SO4 Ions
B. Zn2 ions
C. Both 
D. None of thes
10 If 1 Faraday of elecricity is passed the mass deposited equals.
A. 1 gram equivalent
B. 1 gram
C. 1 mole
D. 1 atm

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