Question

what is indicators. ​

Answer 1

An indicator is a substance that changes its color in acidic and basic medium. An indicator shows one color in an acidic medium and different colors in a basic medium so that they are called indicators. ... Indicators derived from natural sources are called natural indicators. eg:- Litmus, red cabbage.

Answer 2

Answer:

Indicators are chemical compounds that tell us whether a substance is acidic or basic by changing its colour. When added to an acidic solution or a basic solution, indicators change their colour and this change in colour is different for the acids and bases.