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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 salt brige allows tranfer of ........in Zn -Cu voltaic cell
Question # 2
If Zn -Cu galvanic cell works ideally after complete discharge, both comparatments will have
Question # 3
A more genative Eo value means the electrode
Question # 4
In electolysis, reduction always occurs at
Question # 5
Faradya's First Law states tass deposited is diretly proportional tohat m
Question # 6
Electroplating involves.
Question # 7
Which of the following changes wold typically lead to an incresse in he rate of electrolysis.
Question # 8
The reducing agent in a redox reaction
Question # 9
Electrolysis of CuSO4 using copper eletrodes results in
Question # 10
What is the unit of cell potanetial.
Question # 11
The cathode in an electrolytic cell is.
Question # 12
Which of the followig will react with HCl to librerate H2 gas
Question # 13
Electrons in a galvanic cell flow from
Question # 14
The more positive the standard reduction potential
Question # 15
The experimental determination of Avogadro's numebr through electrolysis typically involves measuring
Question # 16
In a galvanic cell, the anode is
Question # 17
A salt bridge is usually made from
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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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C Chemistry world 26 - Sep - 2024 02 Min 27 Sec 16/17 -
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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 | 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
|
| 2 | Faradya's First Law states tass deposited is diretly proportional tohat m |
A. Time
B. Voltage
C. Resistance
D. Quantity of electricity passed
|
| 3 | The metal depostied at cathode during electolysis of NaCl is. |
A. Cl2
B. Na
C. H2
D. Cu
|
| 4 | In electroplating the object to be plated is connected to |
A. Anode
B. Cathode
C. Both electordes
D. Electrolyte
|
| 5 | Electrochemical cells convert chemical energy into |
A. Electrila energy
B. Heat
C. Light
D. Nuclear energy
|
| 6 | Electroyte in electroplating of silver |
A. AgNo3
B. NaCl
C. CuSO4
D. HNO3
|
| 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 | The reaction at the cathode is alwyas |
A. Oxidation
B. Neutral
C. Reduction
D. Ionization
|
| 9 | 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
|
| 10 | Which of the following is not a use of electrochemistry |
A. Manufacture of explosives
B. Electroplating
C. Extractio of metals
D. Electrorefining
|
Test Questions
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Nawal NADEEM
21 May 2017Good job!!!