Question

What will happen if red litmus paper is introduced into a solution of sodium sulphate?

Answer 1

red litmus changes into blue.because sodium sulphate is a base.bases changes red litmus into blue

Answer 2

No change will be observed.

This is because sodium sulphate is formed by the reaction between sodium hydroxide (a strong base) and sulphuric acid (a strong acid) and hence, is a neutral salt.