Question

what is indicator? Give example.​

Answer 1

Explanation:

hi

Chemical indicator, any substance that gives a visible sign, usually by a colour change, of the presence or absence of a threshold concentration of a chemical species, such as an acid or an alkali in a solution. An example is the substance called methyl yellow, which imparts a yellow colour to an alkaline solution

Answer 2

Answer:

indicator is an substance which show direction

shows acidic , basic and neutral

eg turmeric