Vanadium pentoxide
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Description
A yellow to red crystalline powder. Vanadium pentoxide is used as a yellow and red colorant in ceramic glazes and textiles. When added to Glass, vanadium pentoxide gives it a yellow color and acts as a UV absorber. Vanadium pentoxide also acts as a developer in photographic solutions.
Synonyms and Related Terms
vanadic anhydride; divanadium pentoxide; vanadium(V)oxide
Risks
- Toxic by skin absorption, inhalation or ingestion.
- Contact causes severe irritation.
- ThermoFisher: SDS
Physical and Chemical Properties
- Soluble in acids and alkalis. Slightly soluble in water, ethanol.
- Orthorhombic crystals.
| Composition | V2O5 |
|---|---|
| CAS | 1314-62-1 |
| Melting Point | 690 C |
| Density | 3.357 g/ml |
| Molecular Weight | mol. wt. = 181.88 |
| Boiling Point | 1750 C |
Resources and Citations
- The Merck Index, Susan Budavari (ed.), Merck Research Labs, Whitehouse Station, NJ, 12th Edition, 1996 Comment: entry 10056
- G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971 Comment: p. 840
- Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
- Michael McCann, Artist Beware, Watson-Guptill Publications, New York City, 1979