Chemistry:Cadmium bromide

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Cadmium bromide
Cadmium bromide
Cadmium bromide tetrahydrate.jpg
Names
IUPAC name
Cadmium(II) bromide
Other names
Cadmium dibromide
Identifiers
3D model (JSmol)
ChemSpider
EC Number
  • 232-165-1
RTECS number
  • EU9935000
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 GHS07: HarmfulGHS09: Environmental hazard
GHS Signal word Warning
H302, H312, H332, H410
P220, P273, P280, P501
NFPA 704 (fire diamond)
Flammability code 0: Will not burn. E.g. waterHealth code 3: Short exposure could cause serious temporary or residual injury. E.g. chlorine gasReactivity code 0: Normally stable, even under fire exposure conditions, and is not reactive with water. E.g. liquid nitrogenSpecial hazards (white): no codeNFPA 704 four-colored diamond
0
3
0
Lethal dose or concentration (LD, LC):
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).
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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. 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. 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.