| Group | |||
|---|---|---|---|
| 17 | 18 | ||
| Period | 2 |
9
F
Fluorine
[He] 2s2 2p5
|
10
Ne
Neon
[He] 2s2 2p6
Name origin:
the Greek 'neos', meaning new
Atomic weight (amu):
20.1797
Specific heat capacity (J/gK):
1.03
Density (g/cm3):
0.0008999
Melting point (K):
24.56
Boiling point (K):
27.07
Electronegativity (Pauling):
unknown
Abundance (mg/kg):
0.005
|
| 3 |
18
Ar
Argon
[Ne] 3s2 3p6
|
||
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