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

An Increase in temperature generally

Question # 2

In a galvanic cell, the anode is

Question # 3

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

Question # 4

Electrolysis is the process of 

Question # 5

Standard hydrogen electrode is assigned potential of.

Question # 6

Which species is educed in the followig rection ? Zn + Cu --------- Zn

Question # 7

The numebr of coulombs required to deposit 1 mole of Ag

Question # 8

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

Question # 9

The experimental determination of Avogadro's numebr through electrolysis typically involves measuring 

Question # 10

Which component maintains elecrical neutrality in an electronchemical cell

Question # 11

Down cell is used for extractio of.

Question # 12

If Zn -Cu galvanic cell works ideally after complete discharge, both comparatments will have

Question # 13

What is the unit of cell potanetial.

Question # 14

If Eo cell is +1.10 V , the reactio is

Question # 15

Which element has Eo = 0.00 V?

Question # 16

Which of the following is not a use of electrochemistry

Question # 17

Electrochemical sereis helps in predicting.

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

Sr.# Question Answer
1 Redox reactions always involve.
A. Gain of protons
B. Transfer of electrons
C. Loss ofneutrons
D. Nuclear change
2 In electroplating the object to be plated is connected to
A. Anode
B. Cathode
C. Both electordes
D. Electrolyte
3 Electrons in a galvanic cell flow from
A. Anode to cathode
B. Cathode to anode
C. Salt bridge to cathode
D. Elecrolyte to anode
4 The cathode in an electrolytic cell is.
A. Positive electrode
B. Negative electrode
C. Neutral elecrode
D. None
5 An Increase in temperature generally
A. No Effect
B. Increases cell voltage
C. Decreases ell voltage
D. Depends on pressure
6 Electroysis requires.
A. Redox reaction
B. Spontaneous cell
C. Non spontaneous reaction
D. Combustion 
7 The numebr of coulombs required to deposit 1 mole of Ag
A. 96500 C
B. 193000 C241250 C
C. 1 C
D. 241250 C
8 One Faraday is equl to 
A. 1 C
B. 96500 C
C. 1 J
D. 96500 J
9 Electrolysis is the process of 
A. Chemical energy into electrical
B. Electrical energy into chemical
C. Heat energy into mechanical
D. Mechanical energy into chemical
10 The activity series of meals arranges metals in order of their.
A. Atomic mass
B. Density
C. Ease of oxidation
D. Ease of reduction 

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