Electrolysis and Storage Batteries
It is noticed that durum charging

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

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Electrolysis and Storage Batteries
Life of the batteries is in the following ascending order.

Edison cell, Nickel-cadmium cell, lead-acid cell
Lead-acid cell, Edison cell, Nickel cadmium cell
Lead-acid cell, Nickel-cadmium cell, Edison cell
Nickel-cadmium cell, Edison cell, lead-acid cell

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