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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
The process of purifying copper using electricity is called.
Question # 2
Which species is educed in the followig rection ? Zn + Cu --------- Zn
Question # 3
The cathode in an electrolytic cell is.
Question # 4
Which metal is the best reducing agent.
Question # 5
One Faraday is equl to
Question # 6
The reducing agent in a redox reaction
Question # 7
In an electrochecmial cell, which ion migrates to cathode through the salt bridge.
Question # 8
Electrolysis is the process of
Question # 9
Which component maintains elecrical neutrality in an electronchemical cell
Question # 10
If salt bridge in not used, between twohalf cells in a Galvanic cell, than the voltage.
Question # 11
Which of the followig will react with HCl to librerate H2 gas
Question # 12
In electroplating the object to be plated is connected to
Question # 13
Standard hydrogen electrode is assigned potential of.
Question # 14
Which of the following metals would most raadily displace hydrogen gas from dilute acids.
Question # 15
Which of the following is not a use of electrochemistry
Question # 16
Electrochemical cells convert chemical energy into
Question # 17
An Increase in temperature generally
Top Scorers Of Chapter 10 "Electrochemistry" MCQ`s Test
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Z zia khan 12 - Sep - 2024 00 Min 11 Sec 17/17 -
Z Zaima Rahim 25 - Sep - 2024 01 Min 24 Sec 17/17 -
S Saleena Ramzan 25 - Aug - 2024 01 Min 34 Sec 17/17 -
M Minahil 25 - Aug - 2024 00 Min 11 Sec 16/17 -
Z Zara Sajjad 05 - Jan - 2025 01 Min 17 Sec 16/17 -
C Chemistry world 26 - Sep - 2024 02 Min 27 Sec 16/17 -
W Waseem Abbas 27 - Sep - 2024 01 Min 58 Sec 15/17 -
Z Zunaira Habib 14 - Dec - 2024 04 Min 20 Sec 15/17 -
M Manal Babar 03 - Oct - 2025 46 Min 30 Sec 15/17 -
S Subhan Faiz 08 - Dec - 2024 02 Min 07 Sec 14/17 -
H Habib Ansari 24 - Sep - 2024 02 Min 32 Sec 14/17 -
S Sheryar Ahmad 06 - Aug - 2024 02 Min 36 Sec 14/17 -
A Abdul shakoor Shykh 05 - Sep - 2024 05 Min 47 Sec 14/17 -
M Mian Babar 14 - Aug - 2024 12 Min 01 Sec 13/17 -
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 | The process of purifying copper using electricity is called. |
A. Electrolysis
B. Electrplating
C. Electrorefinging
D. Electrogavimetry
|
| 2 | Which metal is the best reducing agent. |
A. Cu
B. K
C. Zn
D. Fe
|
| 3 | In redox reactions, oxidizing agents are |
A. reduced
B. Oxidized
C. Always metals
D. Always gases
|
| 4 | A Daniell cell produces electricity through |
A. Electrolysis
B. Radioactivity
C. Spontaneous redox reaction
D. Endothermic reaction
|
| 5 | 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
|
| 6 | Whcih metal will displace Cu from CuSO4 Solution. |
A. Zn
B. Ag
C. Hg
D. Pb
|
| 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 | Which of the followng elements cannot displace hydrogen from acid. |
A. Zn
B. Cu
C. AI
D. Fe
|
| 9 | Which of the following is not a use of electrochemistry |
A. Manufacture of explosives
B. Electroplating
C. Extractio of metals
D. Electrorefining
|
| 10 | 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
|
Test Questions