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sometimes called dihydrogen, but more
commonly called hydrogen gas,
molecular hydrogen or
simply hydrogen. It is colorless, odorless, non-toxic, and highly...
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Hydrogen peroxide is a
chemical compound with the
formula H2O2. In its pure form, it is a very pale blue
liquid that is
slightly more
viscous than water...
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Hydrogenation is a
chemical reaction between molecular hydrogen (H2) and
another compound or element,
usually in the
presence of a
catalyst such as nickel...
- In chemistry, a
hydrogen bond (or H-bond) is
primarily an
electrostatic force of
attraction between a
hydrogen (H) atom
which is
covalently bonded to a...
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Hydrogen gas is
produced by
several industrial methods.
Nearly all of the world's
current supply of
hydrogen is
created from
fossil fuels.: 1 Most hydrogen...
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Hydrogen sulfide is a
chemical compound with the
formula H2S. It is a
colorless chalcogen-hydride gas, and is poisonous, corrosive, and flammable, with...
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Hydrogen cyanide (formerly
known as
prussic acid) is a
chemical compound with the
formula HCN and
structural formula H−C≡N. It is a
highly toxic and flammable...
- A
hydrogen atom is an atom of the
chemical element hydrogen. The
electrically neutral hydrogen atom
contains a
nucleus of a
single positively charged proton...
- The
compound hydrogen chloride has the
chemical formula HCl and as such is a
hydrogen halide. At room temperature, it is a
colorless gas,
which forms white...
- A
hydrogen vehicle is a
vehicle that uses
hydrogen to move.
Hydrogen vehicles include some road vehicles, rail vehicles,
space rockets, forklifts, ships...
