Question

. When a gas jar full of air is placed upside down on a gas jar full of bromine vapours, the

red-brown vapours of bromine from the lower jar go upward into the jar containing air. In this

experiment:

(a) Air is heavier than bromine

(b) Both air and bromine have the same density

(c) Bromine is heavier than air

(d) Bromine cannot be heavier than air because it is going upwards against gravity​

Answer 1

Explanation:

Since Bromine is heavier in comparison to the air, it goes upwards into the jar containing air due to the process of diffusion.

Answer 2

c)Bromine is heavier than air.......