Question

Write down two differences between a primary cell and a secondary cell.

Answer 1

Primary cell	Secondary cell
1. A primary cell or battery is one that cannot easily be recharged after one use. They are discarded following discharge.	1. A secondary cell or battery is one that can be electrically recharged after use to their original pre-discharge condition, by passing current through the circuit in the opposite direction to the current during discharge.
3. Most primary cells utilize electrolytes that are contained within absorbent material or a separator.	2.The storage battery, secondary battery, or charge accumulator is a cell or combination of cells in which the cell reactions are reversible.