Question

how can dilute sulphuric acid works on litmus paper​

Answer 1

Answer:

The main use of litmus is to test whether a solution is acidic or basic.

○ Acids turn blue litmus paper red colour.

○ And acids have not effect on red litmus paper.

○ Bases turn red litmus paper to blue colour.

○ And bases have no effect on blue litmus paper.

Hence, red litmus paper remain same when dipped in Sulphuric acid.