Question

What are indicator? How many types of Acid-basic indicator are found?​

Answer 1

Answer:

indicator is a chemical detector for hydronium ions (H3O+) or hydrogen ions (H+) in the Arrhenius model. Normally, the indicator causes the color of the solution to change depending on the pH.

Acid-Base Indicator Examples

Acid-Base Indicator ExamplesPerhaps the best-known pH indicator is litmus. Thymol Blue, Phenol Red, and Methyl Orange are all common acid-base indicators. Red cabbage can also be used as an acid-base indicator.

hope it helps you

Answer 2

Answer:

indicator is a substance that is used to denote that a particular substance is an acid or base.