Difference between revisions of "Vanadium pentoxide"
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== Description == | == Description == | ||
| − | A yellow to red crystalline powder. Vanadium pentoxide is used as a yellow and red colorant in ceramic [http://cameo.mfa.org/materials/fullrecord.asp?name=glaze glazes] and [http://cameo.mfa.org/materials/fullrecord.asp?name=textile textiles]. When added to [http://cameo.mfa.org/materials/fullrecord.asp?name=glass glass], vanadium pentoxide gives it a yellow color and acts as a [http://cameo.mfa.org/materials/fullrecord.asp?name=ultraviolet | + | A yellow to red crystalline powder. Vanadium pentoxide is used as a yellow and red colorant in ceramic [http://cameo.mfa.org/materials/fullrecord.asp?name=glaze glazes] and [http://cameo.mfa.org/materials/fullrecord.asp?name=textile textiles]. When added to [http://cameo.mfa.org/materials/fullrecord.asp?name=glass glass], vanadium pentoxide gives it a yellow color and acts as a [http://cameo.mfa.org/materials/fullrecord.asp?name=ultraviolet%20absorber UV absorber]. Vanadium pentoxide also acts as a developer in photographic solutions. |
== Synonyms and Related Terms == | == Synonyms and Related Terms == | ||
| Line 44: | Line 44: | ||
== Authority == | == Authority == | ||
| − | * | + | * ''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 |
[[Category:Materials database]] | [[Category:Materials database]] | ||
Revision as of 06:35, 24 July 2013
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
Other Properties
Soluble in acids and alkalis. Slightly soluble in water, ethanol.
Orthorhombic crystals.
| Composition | V2O5 |
|---|---|
| CAS | 1314-62-1 |
| Melting Point | 690 |
| Density | 3.357 |
| Molecular Weight | mol. wt. = 181.88 |
| Boiling Point | 1750 |
Hazards and Safety
Toxic by skin absorption, inhalation or ingestion. Contact causes severe irritation.
LINK: International Chemical Safety Card
Authority
- 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