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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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WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
NECO June/July 2024 - Get offline past questions & answers - Download objective & theory, all in one app 48789
Join your school's WhatsApp group
NECO June/July 2024 - Get offline past questions & answers - Download objective & theory, all in one app 48789
WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
Join your school's WhatsApp group