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Deutsche Begriffe
A
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D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
Englische Begriffe
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
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Deutsch Englisch Übersetzung
Definition
Synonym
Selen
Deutsch Englisch Übersetzung
Selen
selen
ium
Selen
n
chem.
selen
ium
Selen
n
Se
chem.
selen
ium
Selen
n
Se
chem.
selen
ium
Deutsche
Selen Synonyme
Englische
selenium Synonyme
Selen Definition
Selenium
(
n.
)
A
nonmetallic
element
of
the
sulphur
group,
and
analogous
to
sulphur
in
its
compounds.
It
is
found
in
small
quantities
with
sulphur
and
some
sulphur
ores,
and
obtained
in
the
free
state
as
a
dark
reddish
powder
or
crystalline
mass,
or
as
a
dark
metallic-looking
substance.
It
exhibits
under
the
action
of
light
a
remarkable
variation
in
electric
conductivity,
and
is
used
in
certain
electric
apparatus.
Symbol
Se.
Atomic
weight
78.9.
selenium Bedeutung
selenium
cell
a
photoelectric
cell
that
uses
a
strip
of
selenium
selenium
Se
atomic
number
a
toxic
nonmetallic
element
related
to
sulfur
and
tellurium,
occurs
in
several
allotropic
forms,
a
stable
grey
metallike
allotrope
conducts
electricity
better
in
the
light
than
in
the
dark
and
is
used
in
photocells,
occurs
in
sulfide
ores
(as
pyrite)
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4,819 gcm3 ; 4,48 gcm3