| Group | ||||
|---|---|---|---|---|
| 14 | 15 | 16 | ||
| 3 |
15
P
Phosphorus
[Ne] 3s2 3p3
|
|||
| Period | 4 |
32
Ge
Germanium
[Ar] 4s2 3d10 4p2
|
33
As
Arsenic
[Ar] 4s2 3d10 4p3
Name origin:
the Greek name 'arsenikon' for the yellow pigment orpiment
Atomic weight (amu):
74.9216
Specific heat capacity (J/gK):
0.329
Density (g/cm3):
5.776
Melting point (K):
1090.0
Boiling point (K):
887.0
Electronegativity (Pauling):
2.18
Abundance (mg/kg):
1.8
|
34
Se
Selenium
[Ar] 4s2 3d10 4p4
|
| 5 |
51
Sb
Antimony
[Kr] 5s2 4d10 5p3
|
|||
Tip: Hover over an adjacent element to compare its electron configuration to that of the central element.