Constituent CeO2 | SSHADE

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Constituent

Name: CeO2
Official name: Cerium(IV) 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: $Ce^{4+}O^{2-}_2$
Chemical formula: CeO2
Elemental formula: Ce O2
Isotope mixture type: terrestrial abundance

	Formula	Name	Family	Number min-max	Mole fraction	Isotope mole fraction	State	Relevance
	$Ce^{4+}$	Cerium cation	element	1	0.3333333333333333	1	constituent cation	main
	$O^{2-}$	Oxide anion	element	2	0.6666666666666666	1	constituent anion	main

Composition comments: partly ionic bond network but with double covalent bonds: smile: [O-2]=[Ce+4]=[O-2] (?)

Chemical functions and bonds

Chemical bonds

	Bond	Number
	$\cdot (\cdot) (\cdot) Ce^{4+} \cdot O^{2-} \cdot$	8

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

Phase type: crystalline

Crystallography

Crystal system: isometric (cubic)
Crystal class: hexoctahedral
Crystal class symbol: m-3m (Oh)
Crystal spacegroup: Fm-3m

Physical properties

Molar mass: 172.115 $g/mol$
Density: 7.215 $g/cm^3$

Optical properties

Refringence type: isotropic
Color: white, yellow