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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
Redox reactions always involve.
Question # 2
In electolysis, reduction always occurs at
Question # 3
Whcih metal will displace Cu from CuSO4 Solution.
Question # 4
In a galvanic cell, the anode is
Question # 5
Electroyte in electroplating of silver
Question # 6
Down cell is used for extractio of.
Question # 7
Which element has Eo = 0.00 V?
Question # 8
A more genative Eo value means the electrode
Question # 9
The more positive the standard reduction potential
Question # 10
If salt bridge in not used, between twohalf cells in a Galvanic cell, than the voltage.
Question # 11
Electrochemical cells convert chemical energy into
Question # 12
Standard electrode potential is measured under
Question # 13
One Faraday is equl to
Question # 14
A Daniell cell produces electricity through
Question # 15
The numebr of coulombs required to deposit 1 mole of Ag
Question # 16
Electrons in a galvanic cell flow from
Question # 17
The anode is electrolysis of molten NaCl is
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FSc Part 1 Chemistry (New Book) Chapter 10 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | The experimental determination of Avogadro's numebr through electrolysis typically involves measuring |
A. The current and voltage applied
B. The mass of the substance deposited or liberated by a konown charge
C. The conductivity of the electrolytic solution
D. The temperature changes duirng electrolysis
|
| 2 | A more genative Eo value means the electrode |
A. Is a stong oxidizing agent
B. Is a strong reducing agent
C. Is neurtal
D. Has high electronegagtivity
|
| 3 | Which of the followig will react with HCl to librerate H2 gas |
A. Ag
B. Mg
C. Au
D. Cu
|
| 4 | In electolysis, reduction always occurs at |
A. Anode
B. Cathode
C. Salt bridge
D. Electroyte
|
| 5 | The reducing agent in a redox reaction |
A. Gains electrons
B. Loss electrons
C. Acceptw protons
D. Donates protons
|
| 6 | In an electrolysis exprement if a charge 96,500 Coluombs is passed trough a solution, the amount of substance liberated or deposited at the electrode is directly relatd to. |
A. Mass numebr of the ion
B. One mole of electrons being transferred
C. Avogadro's nmber of ions being discharged
D. Standrd electrode potentil of the metal iion
|
| 7 | Oxidation numebrof oxygen in H2O |
A. 1
B. -2
C. 0
D. +1
|
| 8 | The process of coating a metal with zinc is called. |
A. Alloying
B. Galvanization
C. Electroefining
D. Electrplating
|
| 9 | If 1 Faraday of elecricity is passed the mass deposited equals. |
A. 1 gram equivalent
B. 1 gram
C. 1 mole
D. 1 atm
|
| 10 | Standard electrode potential is measured under |
A. 100 oC and 1 atm
B. 0 oC and 1 M concentration
C. 25 oC and 1 M concentration
D. 100 oC and 1 M concentration
|
Test Questions
Share your comments & questions here
Nawal NADEEM
21 May 2017Good job!!!