| Group | ||||
|---|---|---|---|---|
| 5 | 6 | 7 | ||
| 4 |
24
Cr
Chromium
[Ar] 4s1 3d5
|
|||
| Period | 5 |
41
Nb
Niobium
[Kr] 5s2 4d3
|
42
Mo
Molybdenum
[Kr] 5s1 4d5
Name origin:
the Greek 'molybdos' meaning lead
Atomic weight (amu):
95.96
Specific heat capacity (J/gK):
0.251
Density (g/cm3):
10.22
Melting point (K):
2896.0
Boiling point (K):
4912.0
Electronegativity (Pauling):
2.16
Abundance (mg/kg):
1.2
|
43
Tc
Technetium
[Kr] 5s2 4d5
|
| 6 |
74
W
Tungsten
[Xe] 6s2 4f14 5d4
|
|||
Tip: Hover over an adjacent element to compare its electron configuration to that of the central element.