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EntityQ3027893· pop 14

dihydrogen

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Also known as H2, H₂, molecular hydrogen gas, hydrogen gas, hydrogen, hydrogen molecule, molecular hydrogen, diatomic hydrogen

REDIRECT Hydrogen#Dihydrogen

Wikidata facts

Instance of
simple substance
Has part
hydrogen
Has parts of class
hydrogen atom
Show 12 more facts
found in taxon
Homo sapiens
canonical SMILES
[H][H]
chemical formula
H₂
Commons category
Dihydrogen
speed of sound
1310
Commons gallery
Dihydrogen
melting point
-259.34
boiling point
-252.87
density
1.316
safety classification and labelling
Regulation (EC) No. 1272/2008
standard molar entropy
130.7
combustion enthalpy
-285.8
Sources (8)

via Wikidata · CC0

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Encyclopedic overview

REDIRECT Hydrogen#Dihydrogen

Excerpted from Wikipedia’s “dihydrogen” article, available under the CC BY-SA 4.0 licence.