How is oxygen prepared from air ? – InterviewSolution

InterviewSolution

1.	How is oxygen prepared from air ?
Answer» SOLUTION :When air is liquefied, the major components of air, NITROGEN and oxygen can be separated by subjecting the liquids to FRACTIONAL EVAPORATION. Nitrogen has a lower boiling point, and HENCE boils off and oxygen has a higher boiling point, and hence remains behind.

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