Overview
Makes up 78% of Earth's atmosphere; liquid nitrogen is used in cryogenics and food freezing.
- IUPAC Name
- molecular nitrogen
- CAS Number
- 7727-37-9
- PubChem CID
- 947
- Molecular Formula
- N2
- Molar Mass
- 28.014 g/mol
- State at STP
- gas
- Appearance
- Colorless, odorless gas
Safety Information
GHS Hazard Codes
H280
GHS Pictograms
gas-cylinder
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