Constituent
Name
Vanadyl sulfate VOSO4.5H2O
Official name
Oxovanadium(2+) sulfate pentahydrate
Family
ionic solid
Class
alkali salt
Compound type
sulfate
Comments
also exists as anhydrate (Pauflerite), trihydrate (Bobjonesite) and hexahydrate (Stanleyite)
Constituent abundance in material
Relevance
main - major
Arrangement
single phase
Mass fraction
1.0
Mole fraction
1.0
Chemical composition
Formula
$VOSO_4 \bullet 5(H_2O)$
Chemical formula
VOSO4•5H2O
Elemental formula
(V2+) O8 S (O-)2 H10
Isotope mixture type
terrestrial abundance
  Formula Name Family Number min-max Mole fraction Isotope mole fraction State Relevance
$V^{2+}$ Vanadium(II) cation element 1 0.125 1 constituent cation main
$O$ Oxygen element 1 0.125 1 constituent element main
$SO_4^{2-}$ Sulfate ion molecule 1 0.125 1 molecular ion main
$H_2O$ Water molecule 5 0.625 1 hydration main
Composition comments
one H2O molecule is not bonded with the V ion
Chemical functions
  Function Number Relevance
$(SO_4)^{2-}$ 2
$R-OH$ 2 main
Chemical bonds
  Bond Number Relevance
$V-O$ 4
$\cdot (cdot) V^{2+}=O$ 1
$\cdot V^{2+} \cdot O^{-}-$ 1
$-\gg S-O^{-}$ 2 main
$\geqq S=O$ 2 main
$-O-H$ 2 main
$\dddot - \dddot - \dddot - S \dddot - O^{-1/2}$ 4
Class
alkali salts (06)
Type
simple alkali salts (06.01)
Phase type
crystalline
Crystal system
unknown
Texture
polycrystalline
Molar mass
253.07 $g/mol$
Color
blue