hydrogen
English
| Chemical element | |
|---|---|
| H | Next: helium (He) |
Etymology
From French hydrogène, coined by Louis-Bernard Guyton de Morveau, from Ancient Greek ὕδωρ (húdōr, “water”) + γεννάω (gennáō, “I bring forth”). Corresponding to hydro- + -gen.
Pronunciation
- (Received Pronunciation) IPA(key): /ˈhaɪdɹədʒ(ə)n/
- (General American) enPR: hī'drəjən, IPA(key): /ˈhaɪdɹəd͡ʒən/, [ˈhaɪd͡ʒɹəd͡ʒən]
Audio (GA) (file) - Hyphenation: hy‧dro‧gen
Noun
hydrogen (countable and uncountable, plural hydrogens)
- The lightest chemical element (symbol H), with an atomic number of 1 and atomic weight of 1.00794.
- For quotations using this term, see Citations:hydrogen.
- An atom of the element.
- Molecular hydrogen (H2), a colourless, odourless and flammable gas at room temperature.
- A molecule of this molecular species
- A sample of the element/molecule.
Synonyms
- E949 (when used as a packaging agent)
- waterstuff
element
- element 1
molecule
- dihydrogen
- hydrogen hydride
Hyponyms
isotopes
molecule
- deuterium deuteride
- deuterium hydride
- deuterium protide
- deuterium tritide
- dihydrogen
- hydrogen deuteride
- hydrogen hydride
- hydrogen protide
- hydrogen tritide
- orthohydrogen
- parahydrogen
- protium deuteride
- protium hydride
- protium protide
- protium tritide
- tritium deuteride
- tritium hydride
- tritium protide
- tritium tritride
Derived terms
- antihydrogen
- antimoniated hydrogen
- antimoniureted hydrogen, antimoniuretted hydrogen
- arseniureted hydrogen, arseniuretted hydrogen
- black hydrogen
- blue hydrogen
- brown hydrogen
- carbureted hydrogen, carburetted hydrogen
- dark hydrogen
- dihydrogen
- gray hydrogen
- green hydrogen
- grey hydrogen
- heavy hydrogen
- hydrogen acetate
- hydrogen acid
- hydrogen air
- hydrogen arsenate
- hydrogen arsenide
- hydrogen bomb
- hydrogen bond
- hydrogen bromide
- hydrogen burning
- hydrogen car
- hydrogen carbonate
- hydrogen chlorate
- hydrogen chloride
- hydrogen chlorite
- hydrogen cyanide
- hydrogen cycle
- hydrogen dioxide
- hydrogen disulfide, hydrogen disulphide
- hydrogen economy
- hydrogen electrode
- hydrogen embrittlement
- hydrogen fluoride
- hydrogen gas
- hydrogen gas electrode
- hydrogen halide
- hydrogen harmonicon
- hydrogen hydroxide
- hydrogen iodate
- hydrogen iodide
- hydrogen ion
- hydrogen lamp
- hydrogen line
- hydrogen maser atomic clock
- hydrogen monoxide
- hydrogen nitrate
- hydrogen oxide
- hydrogen peroxide
- hydrogen phosphate
- hydrogen potassium carbonate
- hydrogen protoxide
- hydrogen selenide
- hydrogen sodium arsenate
- hydrogen spectral series
- hydrogen spectrum
- hydrogen station
- hydrogen sulfate, hydrogen sulphate
- hydrogen sulfide, hydrogen sulphide
- hydrogen sulfite, hydrogen sulphite
- hydrogen telluride
- hydrogen vehicle
- hydrogen warhead
- hydrogen-bonded
- hydrogen-bonding
- hydrogen-like
- hydrogenate
- hydrogeneted, hydrogenetted
- hydrogenic
- hydrogeniferous
- hydrogenise, hydrogenize
- hydrogenium
- hydrogenolysis
- hydrogenonium
- hydrogenous
- hydroquinone
- hydrosulfide, hydrosulphide
- hydrosulphureted, hydrosulphuretted
- hydroxy-
- hydroxyl
- lead hydrogen arsenate
- metallic hydrogen
- nascent hydrogen
- normal hydrogen electrode
- nuclear hydrogen detection meter
- orthohydrogen
- oxy-hydrogen
- oxyhydrogen
- parahydrogen
- phosphorated hydrogen
- phosphoretted hydrogen
- phosphureted hydrogen, phosphuretted hydrogen
- photohydrogen
- potassium hydrogen carbonate
- seleniureted hydrogen, seleniuretted hydrogen
- sodium hydrogen arsenate
- sodium hydrogen carbonate
- sodium hydrogen phosphate
- sodium hydrogen sulfite, sodium hydrogen sulphite
- solid hydrogen
- standard hydrogen electrode
- sulfide of hydrogen, sulphide of hydrogen
- sulfureted hydrogen, sulphuretted hydrogen
- tellureted hydrogen, telluretted hydrogen
- telluride of hydrogen
- trihydrogen
Related terms
Descendants
- → Burmese: ဟိုက်ဒရိုဂျင် (huikda.ruigyang)
Translations
chemical element
|
molecular hydrogen
atom of hydrogen
|
References
- Hydrogen on the British Royal Society of Chemistry's online periodic table
Danish
Welsh
| Chemical element | |
|---|---|
| H | Next: heliwm (He) |
Etymology
Borrowed from English hydrogen, from French hydrogène, from Ancient Greek ὕδωρ (húdōr, “water”) + γεννάω (gennáō, “I bring forth”).
Pronunciation
- (North Wales) IPA(key): /ˈhədrɔˌɡɛn/, /ˈhɨ̞drɔˌɡɛn/
- (South Wales) IPA(key): /ˈhədrɔˌɡɛn/, /ˈhɪdrɔˌɡɛn/
- Rhymes: -ədrɔɡɛn, -ɨ̞drɔɡɛn
Derived terms
- adnewyddu hydrogen (“hydrogen renewability”)
- alcyleiddio hydrogen fflworid (“hydrogen fluoride alkylation”)
- bond hydrogen (“hydrogen bond”)
- derbynnydd hydrogen (“hydrogen acceptor”)
- halid hydrogen (“hydrogen halide”)
- hydrogen bromid (“hydrogen bromide”)
- hydrogen clorid (“hydrogen chloride”)
- hydrogen fflworid (“hydrogen fluoride”)
- hydrogen ïodid (“hydrogen iodide”)
- hydrogen perocsid (“hydrogen peroxide”)
- hydrogen sylffid (“hydrogen sulphide”)
- hydrogenaidd (“hydrogenous”)
- hydrogeneiddio (“hydrogenise, hydrogenate”)
- ïon hydrogen (“hydrogen ion”)
Further reading
- R. J. Thomas, G. A. Bevan, P. J. Donovan, A. Hawke et al., editors (1950–present), “hydrogen”, in Geiriadur Prifysgol Cymru Online (in Welsh), University of Wales Centre for Advanced Welsh & Celtic Studies
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