Periodic
Table
|
Neon
|
Symbol
|
Ne
|
|
Atomic
Number
|
10
|
Relative
Atomic
Mass
12C
=
12.0000
|
20.1797
|
|
Atomic
Radius
pm
|
69
|
First
Ionisation
Energy
kJ
mol
-1
|
2080.6
|
|
Ionization
energy
(eV)
|
21,5646
|
|
Electronegativity
|
4.84
|
Density
kg
m
-3
|
1444
[m.p.]
1207.3
[b.p]
0.89994
[273
K]
|
|
Molar
Volume
cm
3
|
13.97
[24
K]
|
Thermal
Conductivity
W
m
-1
K
-1
|
0.0493
[300
K]
|
|
Melting
Point
K
|
24.48
|
|
Boiling
Point
K
|
27.10
|
|
Number
of
Isotopes
|
9
|
|
Inner
+
outer
Shells
|
|
|
Inner
+
outer
Orbitals
|
|
|
Filling
Orbital
|
|
Ground
State
Electron
Configuration
|
|
Gro
und
State
Electron
Configuration
with
free
Orbitals
(n=
0)
|
|
Ground
State
Electron
Configuration
with
compressed
Orbitals
(n=10)
|
|
|
|
|
Singularity
|
|
|
|
|
|
s
|
p
|
d
|
f
|
g
|
h
|
i
|
j
|
|
1
|
2
|
|
|
|
|
|
|
|
|
2
|
2
|
6
|
|
|
|
|
|
|
|
3
|
|
|
|
|
|
|
|
|
|
4
|
|
|
|
|
|
|
|
|
|
5
|
|
|
|
|
|
|
|
|
|
6
|
|
|
|
|
|
|
|
|
|
7
|
|
|
|
|
|
|
|
|
|
8
|
|
|
|
|
|
|
|
|
|
|
|
|
Term
Symbol
|
1S
0
|
|
Discovery
|
Discovered
by
Sir
W.
Ramsey
and
M.W.
Travers
(London,
England)
in
1898
|
|
Name
Derived
From
|
Greek
neon
meaning
'new
|
|