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Hydrogen

Spanish
English

hidrógeno
hydrogen

hydrogen peroxide
N

hydrogen bomb


hydrogenous
ADJ

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English Definitions

hydrogen
N
a nonmetallic univalent element that is normally a colorless and odorless highly flammable diatomic gas; the simplest and lightest and most abundant element in the universe
hydrogen atom
N
an atom of hydrogen
hydrogen azide
N
a colorless explosive liquid that is volatile and poisonous and foul-smelling
hydrogen bomb
N
a nuclear weapon that releases atomic energy by union of light (hydrogen) nuclei at high temperatures to form helium
hydrogen bond
N
a chemical bond consisting of a hydrogen atom between two electronegative atoms (e.g., oxygen or nitrogen) with one side be a covalent bond and the other being an ionic bond
hydrogen bromide
N
a colorless gas that yields hydrobromic acid in solution with water
hydrogen carbonate
N
a salt of carbonic acid (containing the anion HCO3) in which one hydrogen atom has been replaced; an acid carbonate
hydrogen chloride
N
a colorless corrosive gas (HCl)
hydrogen cyanide
N
a highly poisonous gas or volatile liquid that smells like bitter almonds; becomes a gas at around 90 degree Fahrenheit and is most dangerous when inhaled; the anhydride of hydrocyanic acid; used in manufacturing
hydrogen fluoride
N
a colorless poisonous corrosive liquid made by the action of sulphuric acid on calcium fluoride; solutions in water are hydrofluoric acid
hydrogen iodide
N
a colorless gas that yields hydroiodic acid in aqueous solution
hydrogen ion
N
a positively charged atom of hydrogen; that is to say, a normal hydrogen atomic nucleus
hydrogen ion concentration
N
the number of moles of hydrogen ions per cubic decimeter
hydrogen peroxide
N
a viscous liquid with strong oxidizing properties; a powerful bleaching agent; also used (in aqueous solutions) as a mild disinfectant and (in strong concentrations) as an oxidant in rocket fuels
hydrogen sulfide
N
a sulfide having the unpleasant smell of rotten eggs
hydrogen-bomb
V
attack with a hydrogen bomb
V
combine or treat with or expose to hydrogen; add hydrogen to the molecule of (an unsaturated organic compound)
N
a chemical process that adds hydrogen atoms to an unsaturated oil
English Definitions from WordNet 3.0
Copyright 2006 by Princeton University. All rights reserved.

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