| Group | ||||
|---|---|---|---|---|
| 13 | 14 | 15 | ||
| 3 |
14
Si
Silicon
[Ne] 3s2 3p2
|
|||
| Period | 4 |
31
Ga
Gallium
[Ar] 4s2 3d10 4p1
|
32
Ge
Germanium
[Ar] 4s2 3d10 4p2
Name origin:
Germany (with the Latin name Germania)
Atomic weight (amu):
72.63
Specific heat capacity (J/gK):
0.32
Density (g/cm3):
5.323
Melting point (K):
1211.4
Boiling point (K):
3106.0
Electronegativity (Pauling):
2.01
Abundance (mg/kg):
1.5
|
33
As
Arsenic
[Ar] 4s2 3d10 4p3
|
| 5 |
50
Sn
Tin
[Kr] 5s2 4d10 5p2
|
|||
Tip: Hover over an adjacent element to compare its electron configuration to that of the central element.