How to detect an acid / base?

Question

Physics

Aaden Rhodes

25 December, 21:53

How to detect an acid / base?

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Iris · Answer 1

ACID

Litmus Test - Blue litmus paper turns red in acidic medium. pH test - Dip a pH paper into the solution. And check for the corresponding values on the pH scale for the colours that appear. If the value is below 7, its acidic

BASE

Litmus Test - red litmus paper turns blue in basic medium. pH test - Dip a pH paper into the solution. And check for the corresponding values on the pH scale for the colours that appear, if it's above 7, it's basic.