Constituent Y2(CO3)3 | SSHADE

Constituent

Name: Y2(CO3)3
Official name: Yttrium carbonate trihydrate

Family: ionic solid
Class: alkali salt
Compound type: carbonate

Constituent abundance in material

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

Chemical composition

Formula: $Y_2(CO_3)_3 \bullet 3H_2O$
Chemical formula: Y2(CO3)3•3H2O
Elemental formula: (Y3+)2 C3 O6 (O-)6 H6
Isotope mixture type: terrestrial abundance

	Formula	Name	Family	Number min-max	Mole fraction	Isotope mole fraction	State	Relevance
	$Y^{3+}$	Yttrium cation	element	2	0.25	1	constituent cation	main
	$CO_3^{2-}$	Carbonate ion	molecule	3	0.375	1	molecular ion	main
	$H_2O$	Water	molecule	3	0.375	1	hydration	main

Chemical functions and bonds

Chemical functions

	Function	Number	Relevance
	$(CO_3)^{2-}$	3
	$R-OH$	2	main

Chemical bonds

	Bond	Number	Relevance
	$\cdot (\cdot) Y^{3+} \cdot O^{-}-$	6
	$-O \dots H-$	6
	$\eqslantgtr C-O^-$	2	main
	$>C=O$	1	main
	$-O-H$	2	main
	$\dddot - \dddot - C \dddot - O^{-2/3}$	3

Class: alkali salts (06)
Type: hydrated simple alkali salts (06.04)

Phase type: crystalline

Crystallography

Crystal system: orthorhombic
Crystal class: dipyramidal
Crystal class symbol: mmm (D2h)
Crystal spacegroup: Pnnm

Texture: polycrystalline

Physical properties

Molar mass: 405.885 $g/mol$
Density: 3.11 (calculated) $g/cm^3$

Optical properties

Refringence type: biaxial
Refringence sign: positive
Birefringence: 0.029
Refraction index $n_{\alpha}$: 1.587
Refraction index $n_{\beta}$: 1.57
Refraction index $n_{\gamma}$: 1.616
Dispersion V: r > v
Color: white
Diaphaneity: translucent
Luster: earthy