Question

what is the action of litmus on (a) dry ammonia gas , (b) solution of ammonia gas in water

Answer 1

Answer:

the dry ammonia gas has no action on litmus paper, but a solution of ammonia in water turns red litmus paper blue. it is because the solution of ammonia in water actually results in the better formation of some ammoniun hydroxide.

b. solution of ammonia gas in water.

ammonia solution in water turns red litmus blue as it forms ammonium iron (NH4+) and hydroxyl (OH-)