Back هدروجين ثقيل Arabic هیدروژن دوترید AZB Δευτεριούχο υδρογόνο Greek Deuteruro de hidrógeno Spanish هیدروژن دوترید FA Deutérure d'hydrogène French Hidrogen deuterida ID Deuteruro di idrogeno Italian 重水素化水素 Japanese Hidrogen deuterida Malay

Hydrogen deuteride

Hydrogen deuteride
Skeletal formula of hydrogen deuteride
Names
IUPAC name
Hydrogen deuteride
Systematic IUPAC name
(2H)Dihydrogen[citation needed]
Identifiers
3D model (JSmol)
ChemSpider
ECHA InfoCard 100.034.325 Edit this at Wikidata
EC Number
  • 237-773-0
UN number 1049
  • InChI=1S/H2/h1H/i1+1 checkY
    Key: UFHFLCQGNIYNRP-OUBTZVSYSA-N checkY
  • InChI=1/H2/h1H/i1+1
    Key: UFHFLCQGNIYNRP-OUBTZVSYED
  • [2H][H]
Properties
HD
Molar mass 3.02204 g mol−1
Melting point −259 °C (−434.2 °F; 14.1 K)
Boiling point −253 °C (−423.4 °F; 20.1 K)
Hazards
GHS labelling:
GHS02: FlammableGHS04: Compressed Gas
Danger
H220, H280
P210, P377, P381, P403, P410+P403
NFPA 704 (fire diamond)
NFPA 704 four-colored diamondHealth 0: Exposure under fire conditions would offer no hazard beyond that of ordinary combustible material. E.g. sodium chlorideFlammability 4: Will rapidly or completely vaporize at normal atmospheric pressure and temperature, or is readily dispersed in air and will burn readily. Flash point below 23 °C (73 °F). E.g. propaneInstability 0: Normally stable, even under fire exposure conditions, and is not reactive with water. E.g. liquid nitrogenSpecial hazards (white): no code
0
4
0
571 °C (1,060 °F; 844 K)
Related compounds
Related hydrogens
 Deuterium

Hydrogen
Tritium

Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Hydrogen deuteride is an isotopologue of dihydrogen composed of two isotopes of hydrogen: the majority isotope 1H (protium) and 2H (deuterium). Its proper molecular formula is 1H2H, but for simplification, it is usually written as HD.

Hydrogen deuteride

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