|
Element Index
Cadmium
Calcium
Carbon
Cerium
Chlorine
Chromium
Cobalt
Copper
Hydrogen
Chemical's truth
|
In December 1984, methyl isocyanate was accidentally released in a chemical plant at Bhopal, India, killing around 6000 people. |
|
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
|
Chromium(III) oxide
(Anadonis green, chrome green, chromia, green cinnabar, ultramarine green, C.I. Pigment Green 17)
CAS no: 1308-38-9 Formula: Cr2O3 Molecular weight: 151.990
Physical Data
Appearance: Green, hexagonal crystals
|
Melting point: 2329 °C
Boiling point: ~3000 °C
|
Density: 5.22 g/cm3
Solubility: -
|
|
|
Thermodynamic Data
Enthalpy of formation: -1139.7 kJ/mol
Gibbs energy of formation: -1058.1 kJ/mol
|
Entropy: 81.2 J/mol K
Heat capacity: 118.7 J/mol K
|
|
|
Production and preparation
|
|
Behavior and Chemical Properties
|
|
History and Uses
|
|
Hazard, Storage and Handling
|
|
(Last update: July 2003) |
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
|
|
