Question

Please answer this fast

Answer 1

Answer:

4.

1. Chlorine
2. Ammonia gas
3. pic not clear

3.

1. hydrogen gas burns with a Pop sound where as carbon dioxide gas extinguish fire.
2. hydrogen gas burns vigorously where as Oxygen gas does not burn vigorously but it supports combustion.
3. carbon dioxide is a smell-less gas where as sulphur dioxide has a pungent smell.
4. when a rod dipped in in ammonia is brought near the mouth of hydrochloric acid container then dense white fumes whereas no such gas or fumes is observed when the same rod is brought near hydrogen disulfide test tube

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