Hypochlorous Acid

Give reason for the following within two sentences: i. Hydrogen bromide cannot be prepared by the action of concentrated sulphuric acid on sodium bromide. ii. When a blue litmus paper is dipped in a solution of hypochlorous acid, it first turns red then gets decolourised.

In the reactions underset(CH_2)overset(CH_2)(||)underset"acid"overset"Hypochlorous"to M oversetRtounderset(CH_2OH)overset(CH_2OH)| M and R are respectively

What are strong and weak acids? In the following list of acids separate strong acids from weak acids. Hydrochloric acid, citric acid, acetic acid, nitric acid, formic acid, sulphuric acid.

Hydrochloric acid, nitric acid and sulphuric acid are known as mineral acids because they