Cobalt monosilicide

Cobalt monosilicide (CoSi) is an intermetallic compound, a silicide of cobalt. It is a diamagnetic semimetal^[3] with an electrical resistivity of around 1 mΩ·cm.^[2]

Cobalt monosilicide

Structures of left-handed and right-handed CoSi crystals (3 presentations, with different numbers of atoms per unit cell)
Names
IUPAC name Cobalt silicide
Identifiers
3D model (JSmol)	Interactive image
PubChem CID	11182570
InChI InChI=1S/Co.Si Key: XWHPIFXRKKHEKR-UHFFFAOYSA-N
SMILES [Si].[Co]
Properties
Chemical formula	CoSi
Molar mass	87.018 g/mol
Density	6.3 g/cm3
Melting point	1,415 °C; 2,579 °F; 1,688 K[1]
Magnetic susceptibility (χ)	−0.44×10−6 emu/g[2]
Thermal conductivity	20 W/(m·K)[2]
Structure
Crystal structure	Cubic[3]
Space group	P213 (No. 198), cP8
Lattice constant	a = 0.4444(1) nm
Formula units (Z)	4
Hazards
Flash point	Non-flammable
Related compounds
Other anions	Cobalt germanide
Other cations	Iron silicide Manganese monosilicide
Related compounds	Cobalt disilicide
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). N (what is YN ?) Infobox references