Constituent Y2O3 | SSHADE

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Constituent

Name: Y2O3
Official name: Yttrium oxide

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

Constituent abundance in material

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

Chemical composition

Formula: $Y_2O_3$
Chemical formula: Y2O3
Elemental formula: (Y3+)2 (O2-)3
Isotope mixture type: terrestrial abundance

	Formula	Name	Family	Number min-max	Mole fraction	Isotope mole fraction	State	Relevance
	$Y^{3+}$	Yttrium cation	element	2	0.4	1	constituent cation	main
	$O^{2-}$	Oxide anion	element	3	0.6	1	constituent anion	main

Chemical functions and bonds

Chemical bonds

	Bond	Number
	$\cdot (\cdot) Y^{3+} \cdot O^{-}-$	3

Class: alkali salts (06)
Type: simple alkali salts (06.01)

Phase type: crystalline

Crystallography

Crystal system: isometric (cubic)
Crystal class: diploidal
Crystal class symbol: m-3 (Th)
Crystal spacegroup: Ia-3

Texture: polycrystalline

Physical properties

Molar mass: 225.809 $g/mol$
Density: 5.01 $g/cm^3$

Optical properties

Refringence type: isotropic
Refraction index $n_{\alpha}$: 1.930
Color: white
Diaphaneity: transparent to translucent
Luster: adamantine