Chemistry:Cadmium bromide
From HandWiki
| |
| |
| Names | |
|---|---|
| IUPAC name
Cadmium(II) bromide
| |
| Other names
Cadmium dibromide
| |
| Identifiers | |
| |
3D model (JSmol)
|
|
| ChemSpider | |
| EC Number |
|
PubChem CID
|
|
| RTECS number |
|
| UNII | |
| |
| |
| Properties | |
| CdBr2 | |
| Molar mass | 272.22 g/mol |
| Appearance | white solid |
| Density | 5.192 g/cm3, solid |
| Melting point | 568 °C (1,054 °F; 841 K) |
| Boiling point | 844 °C (1,551 °F; 1,117 K) |
| 56.3 g/100 mL (0 °C) 98.8 g/100 mL (20 °C) 160 g/100 mL (100 °C) | |
| Solubility | soluble in alcohol, ether, acetone and liquid ammonia. |
| -87.3·10−6 cm3/mol | |
| Structure | |
| Rhombohedral, hr9, SpaceGroup = R-3m, No. 166 | |
| Hazards | |
| GHS pictograms |  
|
| GHS Signal word | Warning |
| H302, H312, H332, H410 | |
| P220, P273, P280, P501 | |
| NFPA 704 (fire diamond) | |
| Lethal dose or concentration (LD, LC): | |
LD50 (median dose)
|
225 mg/kg, oral (rat) |
| NIOSH (US health exposure limits): | |
PEL (Permissible)
|
[1910.1027] TWA 0.005 mg/m3 (as Cd)[1] |
REL (Recommended)
|
Ca[1] |
IDLH (Immediate danger)
|
Ca [9 mg/m3 (as Cd)][1] |
| Related compounds | |
Other anions
|
Cadmium chloride, Cadmium iodide |
Other cations
|
Zinc bromide, Calcium bromide, Magnesium bromide |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). | |
 verify (what is   ?)
| |
| Infobox references | |
Cadmium bromide is the inorganic compound with the formula CdBr2. It is a white hygroscopic solid. It also can be obtained as a mono- and tetrahydrate.[2] It has few applications.
Preparation
Cadmium bromide is prepared by heating cadmium with bromine vapor.[2]
References
- ↑ 1.0 1.1 1.2 NIOSH Pocket Guide to Chemical Hazards. "#0087". National Institute for Occupational Safety and Health (NIOSH). https://www.cdc.gov/niosh/npg/npgd0087.html.
- ↑ 2.0 2.1 F. Wagenknecht; R. Juza (1963). "Cadmium bromide". in G. Brauer. Handbook of Preparative Inorganic Chemistry, 2nd Ed.. 2. NY, NY: Academic Press. pp. 1096.
 |  |
