What would happen if we test an acidic solution in red litmus paper and what happen if we test an basic solution in blue litmus paper?

Question

What would happen if we test an acidic solution in red litmus paper
and what happen if we test an basic solution in blue litmus paper?

veena Vasandani · Accepted Answer

Acidic solution can change the colour of blue litmus only and basic
solution of red litmus
There will be no colour change of red litmus in acidic solution and
of blue litmus in basic solution