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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 cathode in an electrolytic cell is.
Question # 2
Which of the following metals would most raadily displace hydrogen gas from dilute acids.
Question # 3
Which of the following is not a use of electrochemistry
Question # 4
A positive value for the standared electrode potential of a metal ion metal half cell indicate that
Question # 5
Electrons in a galvanic cell flow from
Question # 6
Standard hydrogen electrode is assigned potential of.
Question # 7
If 1 Faraday of elecricity is passed the mass deposited equals.
Question # 8
Electroysis is used in the extration of
Question # 9
Down cell is used for extractio of.
Question # 10
Electroysis of brine produces.
Question # 11
If Zn -Cu galvanic cell works ideally after complete discharge, both comparatments will have
Question # 12
The more positive the standard reduction potential
Question # 13
The numebr of coulombs required to deposit 1 mole of Ag
Question # 14
The principle of measuring DO by Wrinkler's Method is based on.
Question # 15
Faradya's First Law states tass deposited is diretly proportional tohat m
Question # 16
The oxidation number of sulfur in H2SO4 is
Question # 17
Which element has Eo = 0.00 V?
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 -
M Muhammad Saeed 24 - Sep - 2024 03 Min 27 Sec 12/17
FSc Part 1 Chemistry (New Book) Chapter 10 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | 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
|
| 2 | Whcih metal will displace Cu from CuSO4 Solution. |
A. Zn
B. Ag
C. Hg
D. Pb
|
| 3 | Electrolysis is the process of |
A. Chemical energy into electrical
B. Electrical energy into chemical
C. Heat energy into mechanical
D. Mechanical energy into chemical
|
| 4 | 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
|
| 5 | The process of purifying copper using electricity is called. |
A. Electrolysis
B. Electrplating
C. Electrorefinging
D. Electrogavimetry
|
| 6 | In an electrochecmial cell, which ion migrates to cathode through the salt bridge. |
A. Anions
B. Cations
C. Eletrons
D. Protons
|
| 7 | Electrochemical sereis helps in predicting. |
A. Rate of reaction
B. Type of bond
C. Dirction of redox reactions
D. Heat released
|
| 8 | Which of the following is not a use of electrochemistry |
A. Manufacture of explosives
B. Electroplating
C. Extractio of metals
D. Electrorefining
|
| 9 | One Faraday is equl to |
A. 1 C
B. 96500 C
C. 1 J
D. 96500 J
|
| 10 | A positive value for the standared electrode potential of a metal ion metal half cell indicate that |
A. The metal is stong reducing agent
B. The metal ion is redily oxidized
C. The metal ion is redily reduced
D. The metal will readily displace hydrogen from dilute acids.
|
Test Questions
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Nawal NADEEM
21 May 2017Good job!!!