Antimony
Atomic number: |
51 |
|
Atomic weight: |
121.757 |
|
Shells: |
2,8,18,18,5 |
|
Orbitals: |
[Kr] 4d10 5s2 5p3 |
|
Melting point: |
630.74°C |
|
Boiling point: |
1587°C |
|
Covalent radius: |
1.40 |
Å |
Atomic volume: |
18.23 |
cm³/mol |
Atomic radius: |
1.53 |
Å |
Ionic radius: |
.76 (+3) |
Å |
Electronegativity: |
2.05 |
|
Oxidation states: |
(±3),5 |
|
1st ionization pot.: |
8.64 |
V |
2nd ionization pot.: |
16.53 |
V |
3rd ionization pot.: |
25.30 |
V |
Specific heat: |
0.21 |
J/gK |
Heat of fusion: |
19.870 |
kJ/mol |
Heat of vapor.: |
77.140 |
kJ/mol |
Thermal conduct.: |
0.243 |
W/cmK |
Electrical conduct.: |
0.0288 |
10^6/cm ohm |
Density: |
6.684 |
g/cm³ |
Valence: |
0,-3,3,5 |
|