Electro Chemical Cells MCQs

By: Prof. Dr. Fazal Rehman | Last updated: July 29, 2024

Solved MCQs on Electro Chemical Cells in Applied Chemistry.

1. Select the strong electrolytes? (A).  HCL
(B).  Acetic acid
(C).  Propinoic acid
(D).  H2SO3
Multiple Choice Question Answer:  a

2. Select the weak base electrolyte? (A).  NaOH
(B).  KOH
(C).  Ca(OH)2
(D).  Alkyl amines
Multiple Choice Question Answer:  d

3. On dilution ionisation __________ in electrolyte. (A).  Increases
(B).  Decreases
(C).  Becomes very small
(D).  Do not change
Multiple Choice Question Answer:  a

4. _________ is a specific term in which conductance is expressed. (A).  Ohm/cm
(B).  Ohm.cm
(C).  Ohm-1 cm-1
(D).  Ohm-1 cm
Multiple Choice Question Answer:  c

5. The formula by which degree of ionisation is given is ___________ (A).  α = λv * λα
(B).  α = λv / λα
(C).  α = λv – λα
(D).  α = λv + λα
Multiple Choice Question Answer:  b

6. Special type of cell known as ___________ in which electrolyte is placed. (A).  Conductivity cell
(B).  Conductance cell
(C).  Equivalent cell
(D).  Conduction cell
Multiple Choice Question Answer:  b

7. A head telephone ear piece is used instead of _________ to detect the flow of current. (A).  Ammeter
(B).  Galvanometer
(C).  Multimeter
(D).  Voltmeter
Multiple Choice Question Answer:  b

8. Passing an electric current through its solution is called as _________ that is the process of decomposition of an electrolyte. (A).  Electrolyte
(B).  Electrode
(C).  Electrolysis
(D).  Electrochemical cell
Multiple Choice Question Answer:  c

9. The conductance is due to ____________in electrolytic conductors. (A).  Flow of free mobile electrons
(B).  Movement of ions
(C).  Either movement of electrons or ions
(D).  Cannot be said
Multiple Choice Question Answer:  b

10. The resistance of the conductor __________ in the electrolytic cell with an increase in temperature. (A).  Increase
(B).  Decrease
(C).  Slightly increase
(D).  Do no change
Multiple Choice Question Answer:  b

11. Mercuric chloride is one of the strong electrolytes. (A).  True
(B).  False
Multiple Choice Question Answer:  b

12. On dilution the specific conductance of the electrolyte __________ (A).  Increases
(B).  Decrease
(C).  Slightly increases
(D).  Cannot be determined
Multiple Choice Question Answer:  b

13. Select the example of the electrolytes? (A).  Acids
(B).  Metals
(C).  Alloys
(D).  Oxides
Multiple Choice Question Answer:  a

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