Question

What is electrolysis and how does it work?

Answer 1

the dissociation of an ionic compound in the presence of water by the passage of electric current is called electrolysis
e.g Sodium chloride dissociate into Na+ and Cl_ ions

Answer 2

Hi there,
Here's your answer...

Electrolysis is the process of decomposition of a chemical compound in fused(molten) or solution state resulting in dissociation of the chemical compound into ions which are discharged as neutral atoms to their respective electrodes.

Hope it helps....