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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
Electrochemical cells convert chemical energy into
Question # 2
The process of purifying copper using electricity is called.
Question # 3
Which of the following changes wold typically lead to an incresse in he rate of electrolysis.
Question # 4
Which species is educed in the followig rection ? Zn + Cu --------- Zn
Question # 5
Which of the following is not a use of electrochemistry
Question # 6
Which component maintains elecrical neutrality in an electronchemical cell
Question # 7
A salt bridge is usually made from
Question # 8
The activity series of meals arranges metals in order of their.
Question # 9
Which of the followig will react with HCl to librerate H2 gas
Question # 10
What is the unit of cell potanetial.
Question # 11
A Daniell cell produces electricity through
Question # 12
For a redox reaction to be spontaneous, Delga G should be
Question # 13
Redox reactions always involve.
Question # 14
In the Hall Heroult process, aluminum is obtained by
Question # 15
The process of coating a metal with zinc is called.
Question # 16
Which of the following metals would most raadily displace hydrogen gas from dilute acids.
Question # 17
Standard electrode potential is measured under
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FSc Part 1 Chemistry (New Book) Chapter 10 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | The anode is electrolysis of molten NaCl is |
A. Na+
B. Cl-
C. Na
D. H-
|
| 2 | The metal depostied at cathode during electolysis of NaCl is. |
A. Cl2
B. Na
C. H2
D. Cu
|
| 3 | 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
|
| 4 | The reducing agent in a redox reaction |
A. Gains electrons
B. Loss electrons
C. Acceptw protons
D. Donates protons
|
| 5 | 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
|
| 6 | Whcih metal will displace Cu from CuSO4 Solution. |
A. Zn
B. Ag
C. Hg
D. Pb
|
| 7 | Faradya's First Law states tass deposited is diretly proportional tohat m |
A. Time
B. Voltage
C. Resistance
D. Quantity of electricity passed
|
| 8 | A Daniell cell produces electricity through |
A. Electrolysis
B. Radioactivity
C. Spontaneous redox reaction
D. Endothermic reaction
|
| 9 | Which of the followig will react with HCl to librerate H2 gas |
A. Ag
B. Mg
C. Au
D. Cu
|
| 10 | 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
|
Test Questions