45
Rh
Rhodium
102.90550 | 2
8
18
16
1
|
45
Rh
Rhodium
102.90550 | 2
8
18
16
1
|
| General |
|---|
| Name | Rhodium | | Symbol | Rh | | Number | 45 | | Chemical series | Transition elements | | Group / Period | 9 / 5 | | Block | d-block | | CAS registry number | 7440-16-6 |
| Physical properties |
|---|
| State | solid | | Density | 12.41 g/cm3 | | Melting point | 2237 K (1964°C, 3567°F) | | Boiling point | 3968 K (3695 °C, 6683 °F) | | Critical point | |
| Atomic properties |
|---|
| Atomic Weight | 102.90550 g/mol | | Crystal structure | cubic face centered | | Electronegativity | 2.28 | | Atomic radius | 135 pm | | Atomic radius (calculated) | 173 pm | | Electron configuration | [Kr] 4d8 5s1 | | Electrons per shell | 2, 8, 18, 16, 1 | | Number of protons | 45 | | Number of neutrons | 58 |
|
Palladium