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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 followng elements cannot displace hydrogen from acid.
Question # 2
Which of the followig will react with HCl to librerate H2 gas
Question # 3
Which of the following changes wold typically lead to an incresse in he rate of electrolysis.
Question # 4
Electroysis is used in the extration of
Question # 5
A more genative Eo value means the electrode
Question # 6
Oxidation numebrof oxygen in H2O
Question # 7
In an electrochecmial cell, which ion migrates to cathode through the salt bridge.
Question # 8
If Zn -Cu galvanic cell works ideally after complete discharge, both comparatments will have
Question # 9
Electrochemical sereis helps in predicting.
Question # 10
Cell potential is the differecne between
Question # 11
Which of the following is not a use of electrochemistry
Question # 12
The process of coating a metal with zinc is called.
Question # 13
The numebr of coulombs required to deposit 1 mole of Ag
Question # 14
What is the unit of cell potanetial.
Question # 15
Electroysis requires.
Question # 16
Electroyte in electroplating of silver
Question # 17
In electolysis, reduction always occurs at
Top Scorers Of Chapter 10 "Electrochemistry" MCQ`s Test
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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 -
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C Chemistry world 26 - Sep - 2024 02 Min 27 Sec 16/17 -
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M Manal Babar 03 - Oct - 2025 46 Min 30 Sec 15/17 -
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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 | Electroysis requires. |
A. Redox reaction
B. Spontaneous cell
C. Non spontaneous reaction
D. Combustion
|
| 2 | In electroplating the object to be plated is connected to |
A. Anode
B. Cathode
C. Both electordes
D. Electrolyte
|
| 3 | Electrons in a galvanic cell flow from |
A. Anode to cathode
B. Cathode to anode
C. Salt bridge to cathode
D. Elecrolyte to anode
|
| 4 | Which metal is the best reducing agent. |
A. Cu
B. K
C. Zn
D. Fe
|
| 5 | 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
|
| 6 | Electrochemical cells convert chemical energy into |
A. Electrila energy
B. Heat
C. Light
D. Nuclear energy
|
| 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 | In the Hall Heroult process, aluminum is obtained by |
A. Chemical reaction
B. Thermal decomposition
C. Elelctrolysis of alumina
D. Roasting and leaching
|
| 9 | Redox reactions always involve. |
A. Gain of protons
B. Transfer of electrons
C. Loss ofneutrons
D. Nuclear change
|
| 10 | The principle of measuring DO by Wrinkler's Method is based on. |
A. Iodimetry
B. Iodometry
C. Acid Bse titration
D. Complexometry
|
Test Questions