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