Question

Ammonium chloride in water turns blue litmus red and the solution of sodium carbonate in water turns red litmus blue. Account for the above observation. Hence, write which properties of salt is behind exhibited in the above two cases.? Please answer this fast

Answer 1

Ammonium chloride turns blue litmus red. This means the salt is acidic. Ammonium chloride is made from a strong acid that is hydrochloric acid and weak base that is ammonium  hydroxide.
Sodium carbonate turns red litmus blue. This means that the salt is basic. Sodium carbonate is made from weak acid carbonic acid and strong base sodium hydroxide