Nickel oxide
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Description
Green crystalline powder that can turn yellowish with heat or time. Nickel oxide occurs in nature as the mineral bunsenite. It is used as a colorant for painting on Porcelain.
Synonyms and Related Terms
nickelous oxide; nickel monoxide; nickel protoxide; nickel (II) oxide; green nickel oxide
Other Properties
Soluble in acids and ammonium hydroxide. Insoluble in water and alkalis.
| Composition | NiO |
|---|---|
| CAS | 1313-99-1 |
| Melting Point | 1984 |
| Density | 6.6-6.8 |
| Molecular Weight | mol. wt. = 74.7 |
Hazards and Safety
Toxic by inhalation and ingestion. Skin contact can cause allergies.
Suspected carcinogen.
LINK: International Chemical Safety Card
Sources Checked for Data in Record
- Michael McCann, Artist Beware, Watson-Guptill Publications, New York City, 1979
- The Merck Index, Susan Budavari (ed.), Merck Research Labs, Whitehouse Station, NJ, 12th Edition, 1996 Comment: entry 6595
- Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
- Henry Hodges, Artifacts: An Introduction to Early Materials and Technology, Ronald P. Frye, Kingston, Canada, 1988