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प्रश्न
State any four physical properties of oxygen gas.
उत्तर
Physical properties of oxygen gas are :
- Oxygen is a colourless, odourless and tastless gas.
- Under laboratory conditions, oxygen is practically insoluble ip water.
- Oxygen is slightly heavier than air.
- Under high pressure and low temperature, oxygen can be changed to liquid state. Liquid oxygen is slightly bluish in colour.
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