Question

Why detergent s are better cleansing agents then soap?explain

Answer 1

detergents are more reactive as they  can react with both hard water and soft water.The reason soap cannot lather with/does not react with hard water is that because hard water contains magnesium and calcium ions

Answer 2

Detergents are better cleansing agents because :-

1. They perform cleansing action well in both hard water and soft water.
2. They have lot of chemicals for better cleansing agent.

One disadvantage :- They are non biodegradable