Question

Write the differences between the primary cell and the secondary cell.

In what way are primary and secondary cells different from each other?

Answer 1

Sr. No.	Primary cells	Secondary cells
1.	The chemical reaction inside the primary cell is irreversible.	The chemical reaction inside the secondary cell is reversible.
2.	It cannot be recharged.	It can be recharged.
3.	It is used in devices like watches, remote controls, toys, and clocks.	It is used in devices like mobile phones, emergency lights, laptops, and vehicles.
4.	Examples: Dry cell, Mercury cell, Daniel cell, Simple voltaic cell.	Examples: Lead-acid accumulator, Nickel-cadmium cell, Edison cell.