Question

7)Most easily liquefiable gas is

a) Ar b) Ne c) He d) kr​

Answer 1

Answer:

Xe

Explanation:

Xe is most easily liquefiable rare gas because interatomic interactions increases with increasing atomic number.

Answer 2

The correct answer is option d.

The liquifying ability of a gas increases as we go down the group.This is because the critical temperature for a gas increases as we go down the group.

Among the given options Kr is the gas which is placed down in the group.

The order can be given as

He < Ne < Ar < Kr < Xe