Question

what is the work of universal indicator??? Explain please.
please guys help me.
i m very sad now. ​

Answer 1

Answer:

Universal indicator is a substance which tells how acidic or basic a substance it by changing its colour and also tells the pH value of that particular substance. For example :- it changes its colour into green when the pH of a substance is 7.

Hope it helps you:)

Answer 2

Universal indicator:

It gives different colours at different pH. The pH range of universal indicator is 4 to 11.

For example:

$\implies$ At pH = 4, it gives red colour.

$\implies$ At pH = 10, it gives blue-violet colour.