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Electrolysis and Storage Batteries

Electrolysis and Storage Batteries
Which of the following primary cells has the highest voltage ?

Carbon-zinc
Mercury
Manganese-alkaline
Lithium

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Electrolysis and Storage Batteries
Undercharging

Increases specific gravity of the electrolyte
Produces excessive gassing
Increases the temperature
Reduces specific gravity of the electrolyte

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Electrolysis and Storage Batteries
Dry cell is modification of

Edison cell
Deniell cell
Leclanche cell
Lead-acid cell

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Electrolysis and Storage Batteries
Electrolyte used in an Edison cell is

HC1
HN03
kOH
NaOH

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Electrolysis and Storage Batteries
It is noticed that durum charging

the anode becomes chocolate brown in colour (PbCfe) and cathode becomes grey metallic lead (Pb)
energy is absorbed by the cell
there is a rise in voltage
all of these

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Electrolysis and Storage Batteries
Life of the Edison cell is at least

five years
eight years
ten years
seven years

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