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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
In a galvanic cell, the anode is
Question # 2
Which metal is the best reducing agent.
Question # 3
In an electrochecmial cell, which ion migrates to cathode through the salt bridge.
Question # 4
Standard electrode potential is measured under
Question # 5
For a redox reaction to be spontaneous, Delga G should be
Question # 6
Which of the following changes wold typically lead to an incresse in he rate of electrolysis.
Question # 7
Which of the following metals would most raadily displace hydrogen gas from dilute acids.
Question # 8
In redox reactions, oxidizing agents are
Question # 9
If Eo cell is +1.10 V , the reactio is
Question # 10
What is the unit of cell potanetial.
Question # 11
The process of purifying copper using electricity is called.
Question # 12
Electrochemical sereis helps in predicting.
Question # 13
The activity series of meals arranges metals in order of their.
Question # 14
The principle of measuring DO by Wrinkler's Method is based on.
Question # 15
Standard hydrogen electrode is assigned potential of.
Question # 16
The oxidation number of sulfur in H2SO4 is
Question # 17
A positive value for the standared electrode potential of a metal ion metal half cell indicate that
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FSc Part 1 Chemistry (New Book) Chapter 10 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | Faradya's First Law states tass deposited is diretly proportional tohat m |
A. Time
B. Voltage
C. Resistance
D. Quantity of electricity passed
|
| 2 | The process of coating a metal with zinc is called. |
A. Alloying
B. Galvanization
C. Electroefining
D. Electrplating
|
| 3 | Electrochemical sereis helps in predicting. |
A. Rate of reaction
B. Type of bond
C. Dirction of redox reactions
D. Heat released
|
| 4 | Down cell is used for extractio of. |
A. Zinc
B. Iron
C. Sodium
D. Aluminum
|
| 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 | In an electrochecmial cell, which ion migrates to cathode through the salt bridge. |
A. Anions
B. Cations
C. Eletrons
D. Protons
|
| 7 | The reaction at the cathode is alwyas |
A. Oxidation
B. Neutral
C. Reduction
D. Ionization
|
| 8 | Oxidation numebrof oxygen in H2O |
A. 1
B. -2
C. 0
D. +1
|
| 9 | The more positive the standard reduction potential |
A. The stronger the reducing agent
B. The weaker the oxidizing agent
C. The stronger the oxidizing agent
D. No effect
|
| 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