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Air and Atmosphere — CHEMISTRY STD 7 — Question

ICSE BoardEnglish MediumSTD 7CHEMISTRYAir and Atmosphere2 Marks
Question
State any four physical properties of oxygen gas.
✓

Answer

Physical properties of oxygen gas are :
  1. Oxygen is a colourless, odourless and tastless gas.
  2. Under laboratory conditions, oxygen is practically insoluble ip water.
  3. Oxygen is slightly heavier than air.
  4. Under high pressure and low temperature, oxygen can be changed to liquid state. Liquid oxygen is slightly bluish in colour.

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