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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
An Increase in temperature generally
Question # 2
Which element has Eo = 0.00 V?
Question # 3
Which species is educed in the followig rection ? Zn + Cu --------- Zn
Question # 4
What is the unit of cell potanetial.
Question # 5
In the Hall Heroult process, aluminum is obtained by
Question # 6
Which of the following is not a use of electrochemistry
Question # 7
The experimental determination of Avogadro's numebr through electrolysis typically involves measuring
Question # 8
The anode is electrolysis of molten NaCl is
Question # 9
In electroplating the object to be plated is connected to
Question # 10
If salt bridge in not used, between twohalf cells in a Galvanic cell, than the voltage.
Question # 11
The reducing agent in a redox reaction
Question # 12
Redox reactions always involve.
Question # 13
The metal depostied at cathode during electolysis of NaCl is.
Question # 14
Oxidation numebrof oxygen in H2O
Question # 15
Electrolysis is the process of
Question # 16
The salt brige allows tranfer of ........in Zn -Cu voltaic cell
Question # 17
Which of the followng elements cannot displace hydrogen from acid.
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 | If salt bridge in not used, between twohalf cells in a Galvanic cell, than the voltage. |
A. Decrease slowly
B. Decrease repidly
C. Does not change
D. Drope to zero
|
| 2 | Which of the following is not a use of electrochemistry |
A. Manufacture of explosives
B. Electroplating
C. Extractio of metals
D. Electrorefining
|
| 3 | Electroysis of brine produces. |
A. Hydrogen, oxygen , NaOH
B. Sodium, Chlorine , H2O
C. Hydrogen, Chlorine, NaOH
D. NaOH , Cl2, CO2
|
| 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 | 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
|
| 6 | The experimental determination of Avogadro's numebr through electrolysis typically involves measuring |
A. The current and voltage applied
B. The mass of the substance deposited or liberated by a konown charge
C. The conductivity of the electrolytic solution
D. The temperature changes duirng electrolysis
|
| 7 | A Daniell cell produces electricity through |
A. Electrolysis
B. Radioactivity
C. Spontaneous redox reaction
D. Endothermic reaction
|
| 8 | The activity series of meals arranges metals in order of their. |
A. Atomic mass
B. Density
C. Ease of oxidation
D. Ease of reduction
|
| 9 | Which of the following metals would most raadily displace hydrogen gas from dilute acids. |
A. Copper
B. Silver
C. Magnesium
D. Platinum
|
| 10 | Electroysis is used in the extration of |
A. Silver
B. Gold
C. Aluminum
D. Mercury
|
Test Questions
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Nawal NADEEM
21 May 2017Good job!!!