វគ្គជំនាញកុំព្យូទ័រ
ចំណេះដឹងទូទៅ
ម្ហូបអាហារ
កំប្លែង
ទស្សន៍ទាយ
តូច
មធ្យម
ធំ
Fluorine
noun
1.
(a
chemical
element
. It is a
yellowish
green
gas
, at
ordinary
temperature
)
សាធាតុគីមីឈ្មោះហ្លុយអ័រដែលពុលហើយពណ៌លឿង
2.
(វេជ្ជសាស្ត្រ)
ភ្លុយអូរិត, ភ្លុយអរីន
ENGLISH MEANING
noun
1.
A
non-metallic
,
gaseous
element
,
strongly
acid
or
negative
, or
associated
with
chlorine
,
bromine
, and
iodine
, in the
halogen
group
of
which
it is the
first
member
. It
always
occurs
combined
, is
very
active
chemically
, and
possesses
such
an
avidity
for
most
elements
, and
silicon
especially
,
that
it can
neither
be
prepared
nor
kept
in
glass
vessels
. If
set
free
it
immediately
attacks
the
containing
material
, so
that
it was not
isolated
until
1886
. It is a
pungent
,
corrosive
,
colorless
gas
.
Symbol
F.
Atomic
weight
19.