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Definition of hydrogen
Thanks for using this online dictionary, we have been helping millions of people improve their use of the english language with its free online services. English definition of hydrogen is as below...
Hydrogen
(n.) A
gaseous
element,
colorless,
tasteless,
and
odorless,
the
lightest
known
substance,
being
fourteen
and a half times
lighter
than air
(hence
its use in
filling
balloons),
and over
eleven
thousand
times
lighter
than
water.
It is very
abundant,
being an
ingredient
of water and of many other
substances,
especially
those of
animal
or
vegetable
origin.
It may by
produced
in many ways, but is
chiefly
obtained
by the
action
of acids (as
sulphuric)
on
metals,
as zinc, iron, etc. It is very
Lern More About Hydrogen
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Univalent
::
Univalent
(a.)
Having
a
valence
of one;
capable
of
combining
with, or of being
substituted
for, one atom of
hydrogen;
monovalent;
-- said of
certain
atoms and
radicals..
Oxidize
::
Oxidize
(v. t.) To
remove
hydrogen
from
(anything),
as by the
action
of
oxygen;
as, to
oxidize
alcohol
so as to form
aldehyde..
Hydrogenous
::
Hydrogenous
(a.) Of or
pertaining
to
hydrogen;
containing
hydrogen.
Pentathionic
::
Pentathionic
(a.)
Pertaining
to, or
designating,
an acid of
sulphur
obtained
by
leading
hydrogen
sulphide
into a
solution
of
sulphur
dioxide;
-- so
called
because
it
contains
five atoms of
sulphur..
Hydrogenate
::
Hydrogenate
(v. t.) To
hydrogenize.
Borofluoride
::
Borofluoride
(n.) A
double
fluoride
of boron and
hydrogen,
or some other
positive
element,
or
radical;
--
called
also
fluoboride,
and
formerly
fluoborate..
Synthesis
::
Synthesis
(n.) The art or
process
of
making
a
compound
by
putting
the
ingredients
together,
as
contrasted
with
analysis;
thus, water is made by
synthesis
from
hydrogen
and
oxygen;
hence,
specifically,
the
building
up of
complex
compounds
by
special
reactions,
whereby
their
component
radicals
are so
grouped
that the
resulting
substances
are
identical
in every
respect
with the
natural
articles
when such
occur;
thus,
artificial
alcohol,
urea,
indigo
blue,
alizarin,
etc., are made by
synthesis..
Liquefaction
::
Liquefaction
(n.) The act,
process,
or
method,
of
reducing
a gas or vapor to a
liquid
by means of cold or
pressure;
as, the
liquefaction
of
oxygen
or
hydrogen..
Monobasic
::
Monobasic
(a.)
Capable
of being
neutralized
by a
univalent
base or basic
radical;
having
but one acid
hydrogen
atom to be
replaced;
-- said of
acids;
as,
acetic,
nitric,
and
hydrochloric
acids are
monobasic..
Hepatize
::
Hepatize
(v. t.) To
impregnate
with
sulphureted
hydrogen
gas,
formerly
called
hepatic
gas..
Compound
::
Compound
(n.) A union of two or more
ingredients
in
definite
proportions
by
weight,
so
combined
as to form a
distinct
substance;
as, water is a
compound
of
oxygen
and
hydrogen..
Crith
::
Crith (n.) The unit for
estimating
the
weight
of
a/riform
substances;
-- the
weight
of a liter of
hydrogen
at 0/
centigrade,
and with a
tension
of 76
centimeters
of
mercury.
It is
0.0896
of a gram, or
1.38274
grains..
Bibasic
::
Bibasic
(a.)
Having
to
hydrogen
atoms which can be
replaced
by
positive
or basic atoms or
radicals
to form
salts;
-- said of
acids.
See
Dibasic.
Selenhydric
::
Selenhydric
(a.) Of,
pertaining
to, or
designating,
hydrogen
selenide,
H2Se,
regarded
as an acid
analogous
to
sulphydric
acid..
Bisulphate
::
Bisulphate
(n.) A
sulphate
in which but half the
hydrogen
of the acid is
replaced
by a
positive
element
or
radical,
thus
making
the
proportion
of the acid to the
positive
or basic
portion
twice what it is in the
normal
sulphates;
an acid
sulphate..
Acetone
::
Acetone
(n.) A
volatile
liquid
consisting
of three parts of
carbon,
six of
hydrogen,
and one of
oxygen;
pyroacetic
spirit,
--
obtained
by the
distillation
of
certain
acetates,
or by the
destructive
distillation
of
citric
acid,
starch,
sugar,
or gum, with
quicklime..
Hydroferrocyanic
::
Hydroferrocyanic
(a.)
Pertaining
to, or
containing,
or
obtained
from,
hydrogen,
ferrous
iron, and
cyanogen;
as,
hydroferrocyanic
acid. See
Ferrocyanic..
Hydracid
::
Hydracid
(n.) An acid
containing
hydrogen;
--
sometimes
applied
to
distinguish
acids like
hydrochloric,
hydrofluoric,
and the like, which
contain
no
oxygen,
from the
oxygen
acids or
oxacids.
See
Acid..
Acetamide
::
Acetamide
(n.) A white
crystalline
solid,
from
ammonia
by
replacement
of an
equivalent
of
hydrogen
by
acetyl..
Silicated
::
Silicated
(a.)
Combined
or
impregnated
with
silicon
or
silica;
as,
silicated
hydrogen;
silicated
rocks..
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