Platinum dioxide | SSHADE

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Solid phase

Official name: Platinum dioxide

Name and identifiers

Secondary names: Adams' catalyst; Platinum(IV) oxide; Platinic oxide
CAS number: 1314-15-4

Family: covalent network solid
Class: tridimentional covalent network solid
Compound type: oxide

Chemical composition

Formula: $PtO_2$
Chemical formula: PtO2
Elemental formula: Pt O2
Isotope mixture type: terrestrial abundance

6.0

	Formula	Name	Family	Number min-max	Mole fraction	Isotope mole fraction	State	Relevance
	$Pt$	Platinum	element	1	0.3333333333333333	1	constituent element	main
	$O$	Oxygen	element	2	0.6666666666666666	1	constituent element	main

Chemical functions and bonds

Chemical bonds

	Bond	Number
	$=Pt=O$	2

Class: tridimensional covalent networks (11)
Type: metal homonuclear tridimensional networks (elemental) (11.02)

Crystallography

Phase type: crystalline
Crystal system: tetragonal
Crystal class: ditetragonal-dipyramidal
Crystal class symbol: 4/mmm (D4h)
Crystal spacegroup: P4(2)/mnm

Physical properties

Molar mass: 227.08 $g/mol$
Density: 11.8 $g/cm^3$

Thermodynamical properties

State NTP

solid

Phase transitions

Phase transition type	Other phases	Temperature - Pressure
solid-liquid decomposition	liquid	450 °C (723 K)

Optical properties

Refringence type: uniaxial
Pure color: black

Links and Publications

Links