General: |
| Name: Phosphorus |
Symbol: P |
| Group: Trans. Met. |
Atomic weight: 30.974 g/mole
|
| Density @ 293 K: 10.07 g/cm3 |
Atomic volume: 17 cm^3/mole |
|
States: |
| state (s, l, g): s |
| melting point: 317.3 K |
boiling point: 553.7 K |
| Heat of fusion: 2.5 kJ/mole |
Heat of vaporization: kJ/mole |
|
Energies: |
| 1st ionization energy: 1011.7 kJ/mole |
| electronegativity: 2.19 |
2nd ionization energy: 1903.2 kJ/mole
|
| electron affinity: 72.07 kJ/mole |
3rd ionization energy: |
| Specific heat:? |
heat atomization: 315 kJ/mole atoms |
|
Oxidation & Electrons: |
| electron configuration: [Ne] 3s2 3p3 |
|
| minimum oxidation number: -3 |
maximum oxidation number: 5 |
| min. common oxidation no.: -3 |
max. common oxidation no.: 5 |
|
Appearance & Characteristics: |
| structure: special |
color: white-yellow |
| uses: fertilizer, detergents |
toxicity: yes
|
| hardness:0.5 mohs |
characteristics: (P4) pyrophoric, 15 forms
|
|
Reactions: |
| reaction with air:vigorous,=>P4O10, ignites |
reaction with water:none |
| reaction with 6M HCl:none |
|
| reaction with 15M HNO3:mild, =>NOx |
reaction with 6M NaOH:mild, =>PH3, may ignite |
|
Other Forms: |
| number of isotopes: 1 |
hydride(s): PH3 P2H4 + more |
| oxide(s): P4O10 P4O6 |
chloride(s): PCl3 PCl5 P2Cl4 |
|
Radius: |
| ionic radius (2- ion): pm |
ionic radius (1- ion): pm |
| atomic radius: 110 pm |
ionic radius (1+ ion): pm |
| ionic radius (2+ ion): pm |
ionic radius (3+ ion): 58 pm |
|
Conductivity: |
| thermal conductivity: 0.24 J/m-sec-deg |
| electrical conductivity: 0 1/mohm-cm |
polarizability: 3.6 A^3 |
|
Abundance: |
| source: Apatite (phosphate) |
| rel. abund. solar system: 4.017 log |
abundance earth's crust: 3 log |
| cost, pure: 4 $/100g |
cost, bulk: $/100g |
|