Litmus, a well-known acid-base indicator, is derived from :

Which of the following is an acid-base indicator?

The reaction between an acid and a base to give a salt and water is known as a ______________ reaction.

Which acid is considered as a basic chemical in Industry?

Some metal oxides react with acid as well as base to produce salt and water. They are known as amphoteric oxides. The examples of amphoteric oxides are

What is the action of litmus on ethanol?