Difference between revisions of "Cuprous cyanide"
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== Description == | == Description == | ||
| − | Toxic white powder or colorless (or green or red) crystals. Cuprous cyanide has been used as an [ | + | Toxic white powder or colorless (or green or red) crystals. Cuprous cyanide has been used as an [[insecticide]], [[fungicide]], and antifouling agent in marine paints. It has also been used to form synthetic patinas on [[copper]] and [[bronze]] objects. |
== Synonyms and Related Terms == | == Synonyms and Related Terms == | ||
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copper (I) cyanide; cupricin | copper (I) cyanide; cupricin | ||
| − | + | == Risks == | |
| − | + | * Toxic by ingestion, inhalation and skin absorption. | |
| + | * Contact causes irritation. | ||
| + | * Fisher Scientific: [https://fscimage.fishersci.com/msds/11079.htm MSDS] | ||
| − | Soluble in ammonia. Almost insoluble in water, alcohol, cold dilute acids. Decomposed by concentrated nitric acid | + | ==Physical and Chemical Properties== |
| + | |||
| + | * Soluble in ammonia. Almost insoluble in water, alcohol, cold dilute acids. | ||
| + | * Decomposed by concentrated nitric acid | ||
{| class="wikitable" | {| class="wikitable" | ||
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|- | |- | ||
! scope="row"| Melting Point | ! scope="row"| Melting Point | ||
| − | | 474 | + | | 474 C |
|- | |- | ||
! scope="row"| Density | ! scope="row"| Density | ||
| − | | 2.92 | + | | 2.92 g/ml |
|- | |- | ||
! scope="row"| Molecular Weight | ! scope="row"| Molecular Weight | ||
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|} | |} | ||
| − | == | + | ==Resources and Citations== |
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* ''The Merck Index'', Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 2731 | * ''The Merck Index'', Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 2731 | ||
Latest revision as of 11:37, 14 July 2022
Description
Toxic white powder or colorless (or green or red) crystals. Cuprous cyanide has been used as an Insecticide, Fungicide, and antifouling agent in marine paints. It has also been used to form synthetic patinas on Copper and Bronze objects.
Synonyms and Related Terms
copper (I) cyanide; cupricin
Risks
- Toxic by ingestion, inhalation and skin absorption.
- Contact causes irritation.
- Fisher Scientific: MSDS
Physical and Chemical Properties
- Soluble in ammonia. Almost insoluble in water, alcohol, cold dilute acids.
- Decomposed by concentrated nitric acid
| Composition | CuCN |
|---|---|
| CAS | 544-92-3 |
| Melting Point | 474 C |
| Density | 2.92 g/ml |
| Molecular Weight | mol. wt. = 89.56 |
Resources and Citations
- The Merck Index, Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 2731