Question

Why is nitrogen gas collected over water when orepared in the laboratory?

Answer 1

Answer:

Nitrogen is produced commercially almost exclusively from air, most commonly by the fractional distillation of liquid air. Nitrogen gas escaping from the liquid air is then captured, cooled, and then liquefied

Dry nitrogen gas cannot be collected by the displacement of air because it is heavier than air. The nitrogen gas is collected over water.

Answer 2

Explanation:

इस नथिंग तक ...it is easy