hydrogen

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Pronunciation

• (RP) IPA: /ˈhaɪdɹədʒ(ə)n/
• (GA) enPR: hī'drəjən, IPA: /ˈhaɪdɹədʒən/

Noun

hydrogen

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.

Synonyms

• waterstuff
• E949 when used as a packaging agent

Translations

• French: hydrogène
• German: Wasserstoff, Hydrogen, Hydrogenium
• Italian: idrogeno
• Portuguese: hidrogénio (Portugal), hidrogênio (Brazil)
• Russian: водоро́д
• Spanish: hidrógeno

Translations

• French: hydrogène
• German: Wasserstoff

Translations

• German: Wasserstoffatom

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