Phosphorus pentoxide: Difference between revisions
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JeffEvarts (talk | contribs) (Created page with "{{Compound|chemf=P4O10 |mm=283.9|density=2.39|mp=340|bp=360 (sublimes)|sol_aq=reacts ({{#Chem: H3PO4}}) |stp_p=powder|stp_q=white deliquescent|nfpa_h=3|nfpa_r=3|nfpa_o=<s>W</s...") |
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* Feedstock for key mineral acid [[phosphoric acid]] | * Feedstock for key mineral acid [[phosphoric acid]] | ||
==Natural occurrence== | ==Natural occurrence== | ||
* '''Does not'' occur naturally in isolable quantities. | * '''Does not''' occur naturally in isolable quantities. | ||
==Hazards== | ==Hazards== | ||
* Toxic | * Toxic |
Latest revision as of 09:50, 1 July 2019
Chemical formula | P4O10 |
---|---|
OTP appearance | white deliquescent powder |
Molar Mass(g/mol) | 283.9 |
Density(g/cc) | 2.39 |
Melting Point(°C) | 340 |
Boiling Point(°C) | 360 (sublimes) |
Solubility in water(g/L) | reacts (H3PO4) |
NFPA 704 |
Uses
Primary
- Feedstock for key mineral acid phosphoric acid
Natural occurrence
- Does not occur naturally in isolable quantities.
Hazards
- Toxic
- Corrosive
Character
Production
Synthesis
- Burn phosphorus in air, producing phosphorus pentoxide
- P4 + 5 O2{airP4O10}→
- P4 + 5 O2
Testing
Purification
Storage
- Airtight and watertight corrosion-resistant containers
Disposal
- Convert to phosphoric acid and react with calcium carbonate yielding calcium phosphate