Constituent NiO | SSHADE

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Constituent

Name: NiO
Official name: Nickel(II) oxide

Family: covalent network solid
Class: tridimentional 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: NiO
Chemical formula: NiO
Elemental formula: Ni O
Isotope mixture type: terrestrial abundance

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

Composition comments: NiO is often non-stoichiometric

Chemical functions and bonds

Chemical bonds

	Bond	Number
	$-Ni-O-$

Class: tridimensional covalent networks (11)
Type: one metal and one non-metal (or metalloid) tridimensional networks (11.04)

Phase type: crystalline

Crystallography

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

Texture: polycrystalline

Physical properties

Molar mass: 74.693 $g/mol$
Density: 6.67 $g/cm^3$

Optical properties

Refringence type: isotropic
Refringence sign: no
Birefringence: 0
Refraction index $n_{\alpha}$: 2.182
Color: green to black
Diaphaneity: translucent to opaque
Luster: vitreous