Difference between revisions of "Copper oxide black"
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== Description == | == Description == | ||
| − | A brownish-black amorphous powder. Black copper oxide occurs in nature as the mineral tenorite (triclinic crystals) and paramelaconite (cubic crystals). It is used as a [ | + | A brownish-black amorphous powder. Black copper oxide occurs in nature as the mineral tenorite (triclinic crystals) and paramelaconite (cubic crystals). It is used as a [[pigment]] in [[glass]], artificial [[gemstone|gems]], [[enamel, inorganic|enamels]], and [[ceramic|ceramics]]. Black copper oxide is also used as an [[abrasive]] for polishing optical glass and as a [[flux]] in [[copper]] metallurgy. |
== Synonyms and Related Terms == | == Synonyms and Related Terms == | ||
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copper (II) oxide; cupric oxide; melaconite; copper monoxide; tenorite; paramelaconite | copper (II) oxide; cupric oxide; melaconite; copper monoxide; tenorite; paramelaconite | ||
| − | + | == Risks == | |
| − | == | + | * Toxic by ingestion and inhalation. |
| + | * Skin contact causes irritation. | ||
| + | * Fisher Scientific: [https://fscimage.fishersci.com/msds/05655.htm MSDS] | ||
| + | |||
| + | == Physical and Chemical Properties == | ||
Soluble in acids. Slightly soluble in water. | Soluble in acids. Slightly soluble in water. | ||
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! scope="row"| Melting Point | ! scope="row"| Melting Point | ||
| − | | 1026 (dec) | + | | 1026 C (dec) |
|- | |- | ||
! scope="row"| Density | ! scope="row"| Density | ||
| − | | 6.315 | + | | 6.315 g/ml |
|- | |- | ||
! scope="row"| Molecular Weight | ! scope="row"| Molecular Weight | ||
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[[Category:Materials database]] | [[Category:Materials database]] | ||
Latest revision as of 15:02, 4 July 2022
Description
A brownish-black amorphous powder. Black copper oxide occurs in nature as the mineral tenorite (triclinic crystals) and paramelaconite (cubic crystals). It is used as a Pigment in Glass, artificial gems, enamels, and ceramics. Black copper oxide is also used as an Abrasive for polishing optical glass and as a Flux in Copper metallurgy.
Synonyms and Related Terms
copper (II) oxide; cupric oxide; melaconite; copper monoxide; tenorite; paramelaconite
Risks
- Toxic by ingestion and inhalation.
- Skin contact causes irritation.
- Fisher Scientific: MSDS
Physical and Chemical Properties
Soluble in acids. Slightly soluble in water.
| Composition | CuO |
|---|---|
| CAS | 1317-38-0 |
| Melting Point | 1026 C (dec) |
| Density | 6.315 g/ml |
| Molecular Weight | mol. wt. = 79.55 |