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Elements and Compounds

Can you make solid oxygen?

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August 25, 2008 5:39AM

Yes, but it requires cryogenic conditions. The melting point of oxygen is 54.36K (-218.79 °C, -361.82 °F) compared to liquid nitrogen which boils at 77.36K (-195.79 °C, -320.42 °F). However, it is still much easier to make than liquid helium, which boils at only 4.22K.