Dry Cell and Lead Accumulator NEET Questions

Physical Chemistry - Redox Reactions and Electrochemistry

Dry Cell and Lead Accumulator MCQ Questions


7.
Which of the following is a primary cell?
A.
Dry cell
B.
Lead-acid battery
C.
Fuel cell
D.
Nickel-cadmium cell
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ANSWER :
A. Dry cell
8.
The lead accumulator is a
A.
Primary cell
B.
Secondary cell
C.
Fuel cell
D.
Reserve cell
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ANSWER :
B. Secondary cell
9.
In lead accumulator, the anode is made of
A.
Lead
B.
Lead dioxide
C.
Zinc
D.
Graphite
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ANSWER :
A. Lead
10.
The cathode in a fully charged lead accumulator is
A.
Lead dioxide
B.
Zinc
C.
Copper
D.
Graphite
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ANSWER :
A. Lead dioxide
11.

Electrolyte used in lead accumulator is

A.

NaOH

B.

HCl

C.

Dil. H2SO4

D.

KOH

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ANSWER :

C. Dil. H2SO4

12.
When lead accumulator discharges, both electrodes convert to
A.
Lead sulfate
B.
Lead peroxide
C.
Zinc oxide
D.
Copper oxide
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ANSWER :
A. Lead sulfate