Rhodium
| Rh |
Rhodium |
Transition Metal |
| Atomic number: |
45 |
|
Atomic weight: |
102.90550 |
|
| Shells: |
2,8,18,16,1 |
|
Orbitals: |
[Kr] 4d8 5s1 |
|
| Melting point: |
1966°C ±3°C |
|
Boiling point: |
3695°C |
|
| Covalent radius: |
1.25 |
Å |
Atomic volume: |
8.3 |
cm³/mol |
| Atomic radius: |
1.83 |
Å |
Ionic radius: |
.67 (+3) |
Å |
| Electronegativity: |
2.28 |
|
Oxidation states: |
2,(3),4 |
|
| 1st ionization pot.: |
7.4589 |
V |
2nd ionization pot.: |
18.08 |
V |
| 3rd ionization pot.: |
31.06 |
V |
Specific heat: |
0.242 |
J/gK |
| Heat of fusion: |
21.50 |
kJ/mol |
Heat of vapor.: |
493.0 |
kJ/mol |
| Thermal conduct.: |
1.50 |
W/cmK |
Electrical conduct.: |
0.211 |
10^6/cm ohm |
| Density: |
12.4 |
g/cm³ |
Valence: |
2,3,4,5,6 |
|
