Which of the following statement(s) about 'acid' is TRUE?
I. It turns blue litmus paper to red.
II. It has pH value greater than 7.
III. It reacts with bases to give salt and water.
1
I and II
2
I and III
3
II and III
4
III only
Which of the following statement(s) about 'acid' is TRUE?
I. It turns blue litmus paper to red.
II. It has pH value greater than 7.
III. It reacts with bases to give salt and water.