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The seperation of Nitrogen from oxygen using fractional distillation of air is possible because

Chemistry
WAEC 2017

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
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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.
 

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