| Group | ||||
|---|---|---|---|---|
| 8 | 9 | 10 | ||
| 5 |
45
Rh
Rhodium
[Kr] 5s2 4d7
|
|||
| Period | 6 |
76
Os
Osmium
[Xe] 6s2 4f14 5d6
|
77
Ir
Iridium
[Xe] 6s2 4f14 5d7
Name origin:
Iris, the Greek goddess of the rainbow
Atomic weight (amu):
192.217
Specific heat capacity (J/gK):
0.131
Density (g/cm3):
22.56
Melting point (K):
2719.0
Boiling point (K):
4701.0
Electronegativity (Pauling):
2.2
Abundance (mg/kg):
0.001
|
78
Pt
Platinum
[Xe] 6s1 4f14 5d9
|
| 7 |
109
Mt
Meitnerium
[Rn] 7s2 5f14 6d7
|
|||
Tip: Hover over an adjacent element to compare its electron configuration to that of the central element.