The seperation of Nitrogen from oxygen using fractional distillation of air is possible because
-
A.
nitrogen is less dense than oxygen -
B.
oxygen is more reactive than nitrogen -
C.
of the difference in their boiling points -
D.
they belong to the same period
Correct Answer: Option C
Explanation
The various gases vaporize as their boiling points are reached, then they are pumped away and separately re-liquefied for convenient storage.