MCQ
Which of the following statements are correct?
- AAcid turns blue litmus red.
- BBase turns red litmus blue.
- ✓Both $A$ and $B$ correct
- DWater changes the colour of red litmus.
An acidic solution turns blue litmus red. On the $pH$ scale, acids have values less than $7.$
A basic solution turns red litmus blue. On the $pH$ scale, bases have values more than $7.$
Water is neither acidic nor basic, which means it is neutral. So, it can not change the color of litmus paper. The $pH$ value for water is equal to $7.$
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