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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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Hydrogenation is a
chemical reaction between molecular hydrogen (H2) and
another compound or element,
usually in the
presence of a
catalyst such as nickel...
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Hydrogenics is a
developer and
manufacturer of
hydrogen generation and fuel cell
products based on
water electrolysis and proton-exchange
membrane (PEM)...
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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 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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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 embrittlement (HE), also
known as
hydrogen-****isted
cracking or
hydrogen-induced
cracking (HIC), is a
reduction in the
ductility of a
metal due...
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Hydrogen (1H) has
three naturally occurring isotopes: 1H, 2H, and 3H. 1H and 2H are stable,
while 3H has a half-life of 12.32(2) years.
Heavier isotopes...
- 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...
- 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...
