Constituent PbO | SSHADE

Constituent

Name: PbO
Official name: alpha-Lead(II) oxide

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

Constituent abundance in material

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

Chemical composition

Formula: $PbO$
Chemical formula: PbO
Elemental formula: Pb O
Isotope mixture type: terrestrial abundance

	Formula	Name	Family	Number min-max	Mole fraction	Isotope mole fraction	State	Relevance
	$Pb$	Lead	element	1	0.5	1	constituent element	main
	$O$	Oxygen	element	1	0.5	1	constituent element	main

Chemical functions and bonds

Chemical bonds

	Bond	Number
	$-Pb-O\leq$	4

Class: sheet covalent networks (10)

Phase name: $\alpha-$ Lead(II) oxide
Phase type: crystalline

Crystallography

Crystal system: tetragonal
Crystal class: ditetragonal-dipyramidal
Crystal class symbol: 4/mmm (D4h)
Crystal spacegroup: P4/nmm

Texture: polycrystalline

Physical properties

Molar mass: 223.20 $g/mol$
Density: 9.33 (calc.) $g/cm^3$

Optical properties

Refringence type: uniaxial
Refringence sign: negative
Birefringence: 0.130
Refraction index $n_{\alpha}$: 2.665
Refraction index $n_{\beta}$: 2.535
Color: red
Diaphaneity: transparent
Luster: greasy