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 [ | + | A yellow to red crystalline powder. Vanadium pentoxide is used as a yellow and red colorant in ceramic [[glaze|glazes]] and [[textile|textiles]]. When added to [[glass|glass]], vanadium pentoxide gives it a yellow color and acts as a [[ultraviolet%20absorber|UV absorber]]. Vanadium pentoxide also acts as a developer in photographic solutions. |
== Synonyms and Related Terms == | == Synonyms and Related Terms == | ||
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[[[SliderGallery rightalign|vanadium pentoxide.jpg~Chemical structure]]] | [[[SliderGallery rightalign|vanadium pentoxide.jpg~Chemical structure]]] | ||
| − | == | + | == Risks == |
| − | + | * Toxic by skin absorption, inhalation or ingestion. | |
| + | * Contact causes severe irritation. | ||
| + | * ThermoFisher: [https://www.fishersci.com/store/msds?partNumber=AC206420010&productDescription=VANADIUM%28V%29+OXIDE+99.6%2B+1KGVA&vendorId=VN00032119&countryCode=US&language=en SDS] | ||
| − | Orthorhombic crystals. | + | ==Physical and Chemical Properties== |
| + | |||
| + | * Soluble in acids and alkalis. Slightly soluble in water, ethanol. | ||
| + | * Orthorhombic crystals. | ||
{| class="wikitable" | {| class="wikitable" | ||
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|- | |- | ||
! scope="row"| Melting Point | ! scope="row"| Melting Point | ||
| − | | 690 | + | | 690 C |
|- | |- | ||
! scope="row"| Density | ! scope="row"| Density | ||
| − | | 3.357 | + | | 3.357 g/ml |
|- | |- | ||
! scope="row"| Molecular Weight | ! scope="row"| Molecular Weight | ||
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|- | |- | ||
! scope="row"| Boiling Point | ! scope="row"| Boiling Point | ||
| − | | 1750 | + | | 1750 C |
|} | |} | ||
| − | == | + | ==Resources and Citations== |
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* ''The Merck Index'', Susan Budavari (ed.), Merck Research Labs, Whitehouse Station, NJ, 12th Edition, 1996 Comment: entry 10056 | * ''The Merck Index'', Susan Budavari (ed.), Merck Research Labs, Whitehouse Station, NJ, 12th Edition, 1996 Comment: entry 10056 | ||
Latest revision as of 14:18, 23 June 2022
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