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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
A positive value for the standared electrode potential of a metal ion metal half cell indicate that
Question # 3
Whcih metal will displace Cu from CuSO4 Solution.
Question # 4
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.
Question # 5
Which of the followng elements cannot displace hydrogen from acid.
Question # 6
The reducing agent in a redox reaction
Question # 7
Electroysis requires.
Question # 8
Electrons in a galvanic cell flow from
Question # 9
The cathode in an electrolytic cell is.
Question # 10
Which of the following metals would most raadily displace hydrogen gas from dilute acids.
Question # 11
A Daniell cell produces electricity through
Question # 12
Which metal is the best reducing agent.
Question # 13
In redox reactions, oxidizing agents are
Question # 14
The metal depostied at cathode during electolysis of NaCl is.
Question # 15
In the Hall Heroult process, aluminum is obtained by
Question # 16
The experimental determination of Avogadro's numebr through electrolysis typically involves measuring
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 | 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
|
| 2 | The cathode in an electrolytic cell is. |
A. Positive electrode
B. Negative electrode
C. Neutral elecrode
D. None
|
| 3 | 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
|
| 4 | A positive value for the standared electrode potential of a metal ion metal half cell indicate that |
A. The metal is stong reducing agent
B. The metal ion is redily oxidized
C. The metal ion is redily reduced
D. The metal will readily displace hydrogen from dilute acids.
|
| 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 | 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
|
| 8 | Cell potential is the differecne between |
A. Temperature and pressure
B. Concentration of ions
C. Electrode potentials of chathode and anode
D. Mass of electrodes
|
| 9 | Electroyte in electroplating of silver |
A. AgNo3
B. NaCl
C. CuSO4
D. HNO3
|
| 10 | The process of coating a metal with zinc is called. |
A. Alloying
B. Galvanization
C. Electroefining
D. Electrplating
|
Test Questions
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Nawal NADEEM
21 May 2017Good job!!!