| Group | ||||
|---|---|---|---|---|
| 6 | 7 | 8 | ||
| 4 |
25
Mn
Manganese
[Ar] 4s2 3d5
|
|||
| Period | 5 |
42
Mo
Molybdenum
[Kr] 5s1 4d5
|
43
Tc
Technetium
[Kr] 5s2 4d5
Name origin:
the Greek 'tekhnetos' meaning artificial
Atomic weight (amu):
98.0
Specific heat capacity (J/gK):
Density (g/cm3):
11.5
Melting point (K):
2430.0
Boiling point (K):
4538.0
Electronegativity (Pauling):
1.9
Abundance (mg/kg):
0.001
|
44
Ru
Ruthenium
[Kr] 5s2 4d6
|
| 6 |
75
Re
Rhenium
[Xe] 6s2 4f14 5d5
|
|||
Tip: Hover over an adjacent element to compare its electron configuration to that of the central element.