Solid phase
Official name
Vanadium(III) chloride
Secondary names
Vanadium trichloride; Trichlorovanadium
CAS number
7718-98-1
Type
Family
ionic solid
Class
normal salt
Compound type
chloride
Chemical composition
Formula
$VCl_3$
Chemical formula
VCl3
Elemental formula
(V3+) (Cl-)3
Isotope mixture type
terrestrial abundance
8.0
  Formula Name Family Number min-max Mole fraction Isotope mole fraction State Relevance
$V^{3+}$ Vanadium(III) cation element 1 0.25 1 constituent cation main
$Cl^-$ Chloride anion element 3 0.75 1 constituent anion main
Chemical bonds
  Bond Number
$\cdot (\cdot) V^{3+} \cdot Cl^{-}-$ 6
Class
acid salts (05)
Type
simple acid salts (05.01)
Phase type
crystalline
Crystal system
trigonal
Crystal class
rhombohedral
Crystal class symbol
-3 (S6)
Crystal spacegroup
R-3
Molar mass
157.30 $g/mol$
Density
3.0 $g/cm^3$
State NTP
solid
Phase transitions
Phase transition type Other phases Temperature - Pressure
solid-liquid decomposition > 300°C (> 573 K)
Refringence type
uniaxial
Pure color
violet
Color
violet
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