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[2]

Magnetic susceptibility (χ)

| -0.44×10−6 emu/g[1]
Thermal conductivity | 20 W/(m·K)[1]
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

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

## References

1. ↑ 1.0 1.1 1.2 Dutta, Paromita; Pandey, Sudhir K (10 April 2019). "Effects of correlations and temperature on the electronic structures and related physical properties of FeSi and CoSi: a comprehensive study". Journal of Physics: Condensed Matter 31 (14): 145602. doi:10.1088/1361-648X/aafdce.
2. ↑ Gas, P.; d’Heurle, F. M. (1998). "Diffusion in silicides". in Beke, D. L.. Landolt-Börnstein - Group III Condensed Matter. 33A. Springer. pp. 1–38. doi:10.1007/10426818_13.
3. ↑ 3.0 3.1 Stishov, Sergei M.; Petrova, Alla E. (2011). "Itinerant helimagnetic compound MnSi". Uspekhi Fizicheskikh Nauk 181 (11): 1157. doi:10.3367/UFNr.0181.201111b.1157.

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Cobalt compounds

* CoBr2
* Co(CN)2
* CoCO3
* CoC2O4
* CoCl2
* CoCl3
* Co(ClO3)2
* CoF2
* CoF3
* CoI2
* Co(NO3)2
* Co(NO3)3
* CoO
* Co(OH)2
* CoS
* CoSO4
* CoSe
* Co2O3
* Co2P
* Co3O4
* Co3(PO4)2
* Co(Ac)2

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