Constituent V(III) ammonium sulfate V(III) - NH4V(SO4)2 | SSHADE

Constituent

Name: V(III) ammonium sulfate V(III) - NH4V(SO4)2
Official name: Ammonium vanadium sulfate

Family: ionic solid
Class: mixed salt
Compound type: sulfate
Comments: there is a cubic dodecahydrate phase (1.69g/cm3) melting at 45°C

Constituent abundance in material

Relevance: main - major
Arrangement: single phase
Mass fraction: 1.0
Mole fraction: 1.0

Chemical composition

Formula: $[NH_4]^+[V]^{3+} \cdot (SO_4)^{2-}_2$
Chemical formula: NH4V.(SO4)2
Elemental formula: (N+) H4 (V3+) S2 O4 (O-)4
Isotope mixture type: terrestrial abundance

	Formula	Name	Family	Number min-max	Mole fraction	Isotope mole fraction	State	Relevance
	$NH_4^+$	Ammonium ion	molecule	1	0.25	1	molecular ion	main
	$V^{3+}$	Vanadium(III) cation	element	1	0.25	1	constituent cation	main
	$SO_4^{2-}$	Sulfate ion	molecule	2	0.5	1	molecular ion	main

Chemical functions and bonds

Chemical functions

	Function	Number
	$H_4 >\mid N^+$	1
	$(SO_4)^{2-}$	2

Chemical bonds

	Bond	Number	Relevance
	$>\mid N^+ \cdot O^{-}-$	2
	$\cdot (\cdot) V^{3+} \cdot O^{-}-$	2
	$\geq N^+-H$	4	main
	$-\gg S-O^{-}$	2	main
	$\geqq S=O$	2	main
	$\dddot - \dddot - \dddot - S \dddot - O^{-1/2}$	4

Class: mixed salts (08)
Type: double mixed salts (08.02)

Phase type: crystalline

Crystallography

Crystal system: unknown

Texture: polycrystalline

Physical properties

Molar mass: 261.103 $g/mol$

Optical properties

Color: dark-red, dark-violet, black
Diaphaneity: opaque