hydrogen


Definition: Meaning of, hydrogen in English to English dictionary.

Pronunciation: / ˈhʌɪdrədʒ(ə)n /

  • noun
  • synonym
  • antonym
Word Forms:
Singular Plural
N/A N/A
[uncountable]
  1. a colourless gas that is the lightest of all gases, forms water when it combines with oxygen, and is used to produce AMMONIA and other chemicals. It is a chemical ELEMENT : symbol H
    SYNONYM
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    ANTONYM
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synonym
antonym

hydrogen used in phrases

  • acid hydrogen (noun)
    1. a hydrogen atom in an acid that forms a positive ion when the acid dissociates
  • acidic hydrogen (noun)
    1. a hydrogen atom in an acid that forms a positive ion when the acid dissociates
  • heavy hydrogen (noun)
    1. as opposed to zero neutrons in hydrogen an isotope of hydrogen which has one neutron
  • hydrogen atom (noun)
    1. an atom of hydrogen
  • hydrogen azide (noun)
    1. a colourless explosive liquid that is volatile and poisonous and foul-smelling
  • hydrogen bomb (noun)
    1. a very powerful NUCLEAR bomb
  • hydrogen bond (noun)
    1. e.g., oxygen or nitrogen a chemical bond consisting of a hydrogen atom between two electronegative atoms with one side be a covalent bond and the other being an ionic bond
  • hydrogen bromide (noun)
    1. a colourless gas that yields hydrobromic acid in solution with water
  • hydrogen carbonate (noun)
    1. containing the anion HCO3 a salt of carbonic acid in which one hydrogen atom has been replaced; an acid carbonate
  • hydrogen chloride (noun)
    1. HCl a colourless corrosive gas
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