Chemistry:Calcium monosilicide
From HandWiki
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3D model (JSmol)
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PubChem CID
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| UN number | 1405 |
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| Properties | |
| CaSi | |
| Molar mass | 68.164 g/mol[1] |
| Density | 2.39 g/cm3[1] |
| Melting point | 1,324 °C (2,415 °F; 1,597 K)[1] |
| Structure[2] | |
| Orthorhombic, oS8, | |
| Cmcm, No. 63 | |
a = 0.4545 nm, b = 1.0728 nm, c = 0.389 nm
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Formula units (Z)
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4 |
| Hazards | |
| Main hazards | Flammable gas with water |
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| GHS Signal word | Warning |
| H261 | |
| P231+232, P280, P370+378, P402+404, P501 | |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). | |
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| Infobox references | |
Calcium monosilicide (CaSi) is an inorganic compound, a silicide of calcium. It can be prepared by reacting elemental calcium and silicon at temperatures above 1000 °C.[3] It is a Zintl phase, where silicon has oxidation state −2 and covalence 2.
References
- ↑ 1.0 1.1 1.2 Haynes, William M., ed (2011). CRC Handbook of Chemistry and Physics (92nd ed.). Boca Raton, FL: CRC Press. p. 4.55. ISBN 1439855110.
- ↑ Rieger, W; Parthé, E (1967). "Alkaline earth silicides, germanides and stannides with CrB structure type". Acta Crystallographica 22 (6): 919. doi:10.1107/S0365110X67001793.
- ↑ Brauer, Georg (1975) Handbuch der Präparativen Anorganischen Chemie. Stuttgart. Vol. 1. p. 933. ISBN 3-432-02328-6.
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