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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
Electrochemical equivalent is.
Question # 2
In electolysis, reduction always occurs at
Question # 3
Down cell is used for extractio of.
Question # 4
The process of purifying copper using electricity is called.
Question # 5
Faradya's First Law states tass deposited is diretly proportional tohat m
Question # 6
Which of the following metals would most raadily displace hydrogen gas from dilute acids.
Question # 7
Electrochemical cells convert chemical energy into
Question # 8
Cell potential is the differecne between
Question # 9
Electroplating involves.
Question # 10
The cathode in an electrolytic cell is.
Question # 11
Electroysis of brine produces.
Question # 12
Redox reactions always involve.
Question # 13
One Faraday is equl to
Question # 14
A Daniell cell produces electricity through
Question # 15
A positive value for the standared electrode potential of a metal ion metal half cell indicate that
Question # 16
Whcih metal will displace Cu from CuSO4 Solution.
Question # 17
Which of the followig will react with HCl to librerate H2 gas
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 -
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H Habib Ansari 24 - Sep - 2024 02 Min 32 Sec 14/17 -
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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 | The oxidation number of sulfur in H2SO4 is |
A. +2
B. +4
C. +6
D. +8
|
| 3 | A salt bridge is usually made from |
A. Metallic wires
B. Porous glass
C. Inert salt solution in agar agar
D. Hydrochloric acid
|
| 4 | Electroplating involves. |
A. Electrolysis for coating
B. Spontaneous oxidation
C. Redox without electordes
D. Thermolysis
|
| 5 | What is the unit of cell potanetial. |
A. ampere
B. Volt
C. Ohm
D. Farad
|
| 6 | In an electrochecmial cell, which ion migrates to cathode through the salt bridge. |
A. Anions
B. Cations
C. Eletrons
D. Protons
|
| 7 | In electolysis, reduction always occurs at |
A. Anode
B. Cathode
C. Salt bridge
D. Electroyte
|
| 8 | Which of the followig will react with HCl to librerate H2 gas |
A. Ag
B. Mg
C. Au
D. Cu
|
| 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 | Oxidation numebrof oxygen in H2O |
A. 1
B. -2
C. 0
D. +1
|
Test Questions