Deuterium
Dideutérium · Дидейтерий · Döteryum
| CAS | 7782-39-0 |
|---|---|
| EC | 231-952-7 |
| UN | 1957 |
| Formula | H2 |
| Molar mass | 4.0282 g/mol |
| Autoignition temperature | 585 °C |
| Temperature class | T1 |
| Relative density of the gas or vapour (air = 1) | 0.139 |
| GHS | Danger · H220, H280 |
Dideuterium is a dihydrogen. Deuterium is an isotope of hydrogen but it is chemically identical. It is a colorless, odorless gas. It is easily ignited.