COCO28.0100 g·mol⁻¹
Molar mass28.010 g·mol⁻¹calc 28.010 • Atomic weights: CIAAW 2021 (conventional atomic weights)
FormulaCOCO
Classmolecular • covalentgas
| Element | Count | Mass (g/mol) | Mass % |
|---|---|---|---|
| C | 1 | 12.011 | 42.88% |
| O | 1 | 15.999 | 57.12% |
Physical properties
- State at STP
- gas
- Density
- 0.00114 g·cm⁻³ (gas at STP)
- Melting point
- 68.15 K (1 atm)
- Boiling point
- 81.62 K (1 atm)
Structure & bonding
Triple bond with coordinate component :C≡O:. Strong-field ligand; toxic via haemoglobin binding.
Occurrence & preparation
Incomplete combustion product; industrial via partial oxidation of carbon.
Uses
- Syngas component
- Metallurgy
Safety
Highly toxic — odorless gas binds haemoglobin.
Consult current SDS. — consult current SDS before handling.