Question

What change will you observe if you test soap with litmus paper (red and blue)?

NCERT Class X
Science - Science

Chapter_Carbon and its Compounds

Answer 1

As we test a soap with a red litmus paper it turns Blue. If we test it with the blue litmus paper it remains blue.

Answer 2

When we test soap with litmus paper color of litmus paper turns blue from red. As soap is a base it turn red litmus paper into blue.