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MCQ's Test For Chapter 10 "Electrochemistry"
Try The MCQ's Test For Chapter 10 "Electrochemistry"
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Total Questions17
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Time Allowed20
Electrochemistry
00:00
Question # 1
In electolysis, reduction always occurs at
Question # 2
Electroysis requires.
Question # 3
In a galvanic cell, the anode is
Question # 4
Which component maintains elecrical neutrality in an electronchemical cell
Question # 5
Which species is educed in the followig rection ? Zn + Cu --------- Zn
Question # 6
Cell potential is the differecne between
Question # 7
Redox reactions always involve.
Question # 8
The process of purifying copper using electricity is called.
Question # 9
Electroyte in electroplating of silver
Question # 10
An Increase in temperature generally
Question # 11
Electrochemical cells convert chemical energy into
Question # 12
Standard electrode potential is measured under
Question # 13
The anode is electrolysis of molten NaCl is
Question # 14
The reaction at the cathode is alwyas
Question # 15
The principle of measuring DO by Wrinkler's Method is based on.
Question # 16
A Daniell cell produces electricity through
Question # 17
In redox reactions, oxidizing agents are
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Z Zahra Batool 27 - Jul - 2024 01 Min 47 Sec 12/17
FSc Part 1 Chemistry (New Book) Chapter 10 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | A salt bridge is usually made from |
A. Metallic wires
B. Porous glass
C. Inert salt solution in agar agar
D. Hydrochloric acid
|
| 2 | One Faraday is equl to |
A. 1 C
B. 96500 C
C. 1 J
D. 96500 J
|
| 3 | The anode is electrolysis of molten NaCl is |
A. Na+
B. Cl-
C. Na
D. H-
|
| 4 | If Eo cell is +1.10 V , the reactio is |
A. Spontaneous
B. Non spontaneous
C. At equibrium
D. Endothermic only
|
| 5 | Electrochemical equivalent is. |
A. Mass per mole
B. Mass per coulomb
C. Charge per second
D. Current per mass
|
| 6 | Which component maintains elecrical neutrality in an electronchemical cell |
A. Salt bridge
B. Voltmeter
C. Electrolyte
D. Electrodes
|
| 7 | The activity series of meals arranges metals in order of their. |
A. Atomic mass
B. Density
C. Ease of oxidation
D. Ease of reduction
|
| 8 | The process of purifying copper using electricity is called. |
A. Electrolysis
B. Electrplating
C. Electrorefinging
D. Electrogavimetry
|
| 9 | Standard hydrogen electrode is assigned potential of. |
A. 1.0 V
B. 0.5 V
C. 0.0 V
D. -1.0 V
|
| 10 | Which metal is the best reducing agent. |
A. Cu
B. K
C. Zn
D. Fe
|
Test Questions
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Nawal NADEEM
21 May 2017Good job!!!