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hydrogen

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English

Chemical element
H
Next: helium (He)

Etymology

From French hydrogène, coined by Louis-Bernard Guyton de Morveau, from Ancient Greek ὕδωρ (hudōr), water) + γεννάω (gennaō), I bring forth).

Pronunciation

Noun

Singular
hydrogen

Plural
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hydrogen ({{{1}}})
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  1. The lightest chemical element (symbol H) with an atomic number of 1 and atomic weight of 1.00794.
  2. Molecular hydrogen (H2), a colourless, odourless and flammable gas at room temperature.
  3. An atom of the element.
  4. A sample of the element.

Derived terms

Related terms

Translations

Synonyms

Hyponyms


Danish

Noun

hydrogen

  1. hydrogen

Norwegian

Noun

hydrogen

  1. hydrogen

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