Question

state one relevant observation when a small quantity of chlorine gas is passed into a jar of ammonia gas​

Answer 1

Answer:

First, ammonia reacts with chlorine and produce nitrogen gas and hydrogen chloride vapor. Produced hydrogen chloride vapor can behave as an acidic compound (can release H+ ions in the water). Then, hydrogen chloride reacts with basic ammonia gas to produce ammonium chloride which is a solid white smog.