System to describe the chemical formulas for WEB.

Oxygen

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Oxygen

Molecular formula: O2 CAS# 7782-44-7
Categories: Diatomic molecule , simple substances
PubChem CID: 977
Names
English:
Dioxygen
Hyperoxia
Molecular oxygen
Oxygen
oxygen molecule

Variants of the formula:

O2
O=O
O//O
Elemental composition
Can't show the diagram.
Symbol Element Atomic weight Number of atoms Mass percent

Reactions in which Oxygen is involved

  • 2H2 + O2 = 2H2O
  • 2H2O2 -> 2H2O + O2"|^"
  • 2H2S + 3O2 -> 2SO2 + 2H2O
  • 2SO2 + O2 <=> 2SO3
  • 4HNO3 -> 4NO2"|^" + 2H2O + O2"|^"