Question

plz answer it question​

Answer 1

Answer:-

option (A) is correct... 1:3

Answer 2

Vapour density = 2 × Molecular mass

Therfore,

Ratio of molecular mass = Ratio of vapour density = 1:3

If the vapour density is in the ratio of 1:3,their molecular masses will also be in the ratio of 1:3.