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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
A salt bridge is usually made from
Question # 2
The anode is electrolysis of molten NaCl is
Question # 3
A more genative Eo value means the electrode
Question # 4
Electroysis is used in the extration of
Question # 5
The reducing agent in a redox reaction
Question # 6
Redox reactions always involve.
Question # 7
If Eo cell is +1.10 V , the reactio is
Question # 8
A Daniell cell produces electricity through
Question # 9
Which element has Eo = 0.00 V?
Question # 10
Oxidation numebrof oxygen in H2O
Question # 11
Standard electrode potential is measured under
Question # 12
The process of purifying copper using electricity is called.
Question # 13
In the Hall Heroult process, aluminum is obtained by
Question # 14
Faradya's First Law states tass deposited is diretly proportional tohat m
Question # 15
The cathode in an electrolytic cell is.
Question # 16
Down cell is used for extractio of.
Question # 17
In electroplating the object to be plated is connected to
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FSc Part 1 Chemistry (New Book) Chapter 10 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | Whcih metal will displace Cu from CuSO4 Solution. |
A. Zn
B. Ag
C. Hg
D. Pb
|
| 2 | The anode is electrolysis of molten NaCl is |
A. Na+
B. Cl-
C. Na
D. H-
|
| 3 | The principle of measuring DO by Wrinkler's Method is based on. |
A. Iodimetry
B. Iodometry
C. Acid Bse titration
D. Complexometry
|
| 4 | Which species is educed in the followig rection ? Zn + Cu --------- Zn |
A. Cu2+
B. Zn
C. Cu
D. Zn3+
|
| 5 | Electrolysis of CuSO4 using copper eletrodes results in |
A. Increase in eletolyte concentration
B. Decrease in Cu2+ concentration
C. No change in electrolyte composition
D. Formation of new compound
|
| 6 | Electrochemical sereis helps in predicting. |
A. Rate of reaction
B. Type of bond
C. Dirction of redox reactions
D. Heat released
|
| 7 | Oxidation numebrof oxygen in H2O |
A. 1
B. -2
C. 0
D. +1
|
| 8 | Electrochemical cells convert chemical energy into |
A. Electrila energy
B. Heat
C. Light
D. Nuclear energy
|
| 9 | Which of the followng elements cannot displace hydrogen from acid. |
A. Zn
B. Cu
C. AI
D. Fe
|
| 10 | A salt bridge is usually made from |
A. Metallic wires
B. Porous glass
C. Inert salt solution in agar agar
D. Hydrochloric acid
|
Test Questions
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Nawal NADEEM
21 May 2017Good job!!!