Calcium chloride

July 3rd, 2008 by

Calcium chloride

IUPAC name
calcium chloride
Other names
calcium(II) chloride,
calcium dichloride,
E509
Identifiers
CAS number
RTECS number
EV9800000, Anhydrous
Properties
Molecular formula
CaCl2
CaCl2.2H2O Dihydrate
CaCl2.4H2O Tetrahydrate
CaCl2.6H2O Hexahydrate
Molar mass
110.99 g/mol, anhydrous
147.02 g/mol, dihydrate
183.04 g/mol, tetrahydrate
219.08 g/mol, hexahydrate
Appearance
white or colorless solid
Density
2.15 g/cm³, anhydrous
0.835 g/cm³, dihydrate
1.71 g/cm³, hexahydrate
Melting point
772 °C (anhydrous)
Boiling point
>1600 °C
Solubility in water
74.5 g/100 ml (20 °C)
Structure
Crystal structure
deformed rutile
Coordination
geometry
octahedral, 6-coordinate
Hazards
MSDS
External MSDS
EU classification
Irritant (Xi)
NFPA 704

0
1
0
 
R-phrases
R36
S-phrases
(S2), S22, S24
Related compounds
Other anions
calcium fluoride
calcium bromide
calcium iodide
Other cations
magnesium [...]

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