Question

test of acid and base?

Answer 1

By a litmus paper....
If red turns blue then it is basic in nature...
And if it turns blue to red then it is acidic in nature...

Answer 2

test of acid :-
1. pH number less than 7 is considered an acid.
2. The blue litmus will turn red or pink when it comes into contact with an acid.
3. acids are sour in test.

test of base :-
1. Any pH number greater than 7 is considered a base
2. The red litmus will turn blue when it comes into contact with base
3. base are bitter in test