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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
Which of the following is not a use of electrochemistry
Question # 2
If 1 Faraday of elecricity is passed the mass deposited equals.
Question # 3
The process of purifying copper using electricity is called.
Question # 4
In electroplating the object to be plated is connected to
Question # 5
Oxidation numebrof oxygen in H2O
Question # 6
One Faraday is equl to
Question # 7
Electrochemical sereis helps in predicting.
Question # 8
The process of coating a metal with zinc is called.
Question # 9
Which of the following metals would most raadily displace hydrogen gas from dilute acids.
Question # 10
Which of the following changes wold typically lead to an incresse in he rate of electrolysis.
Question # 11
Standard electrode potential is measured under
Question # 12
In the Hall Heroult process, aluminum is obtained by
Question # 13
The more positive the standard reduction potential
Question # 14
Electroysis requires.
Question # 15
Which of the followng elements cannot displace hydrogen from acid.
Question # 16
The numebr of coulombs required to deposit 1 mole of Ag
Question # 17
In an electrochecmial cell, which ion migrates to cathode through the salt bridge.
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 | Which of the following is not a use of electrochemistry |
A. Manufacture of explosives
B. Electroplating
C. Extractio of metals
D. Electrorefining
|
| 2 | Standard hydrogen electrode is assigned potential of. |
A. 1.0 V
B. 0.5 V
C. 0.0 V
D. -1.0 V
|
| 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 salt bridge is usually made from |
A. Metallic wires
B. Porous glass
C. Inert salt solution in agar agar
D. Hydrochloric acid
|
| 5 | Which of the following changes wold typically lead to an incresse in he rate of electrolysis. |
A. Decreasing ghe concentration of the electrolyte
B. Incressing the distance between the electrodes
C. Decressing the surface area of the electrolytic cell
D. Increasing the current passed though the electroytic cell
|
| 6 | Whcih metal will displace Cu from CuSO4 Solution. |
A. Zn
B. Ag
C. Hg
D. Pb
|
| 7 | 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
|
| 8 | The process of coating a metal with zinc is called. |
A. Alloying
B. Galvanization
C. Electroefining
D. Electrplating
|
| 9 | Electroplating involves. |
A. Electrolysis for coating
B. Spontaneous oxidation
C. Redox without electordes
D. Thermolysis
|
| 10 | An Increase in temperature generally |
A. No Effect
B. Increases cell voltage
C. Decreases ell voltage
D. Depends on pressure
|
Test Questions