993. Barium Silicide

Nomenclature

CAS number: 1304-40-1
BaSi2; mol wt 193.50.
Ba 70.97%, Si 29.03%.

Description and references

Prepn: Gmelins, Barium (8th ed) 30, 330 (1932) and supplement, 486 (1960).

Properties

Metal-like, gray lumps; quite permanent in dry air, but dec by moisture with evolution of H2. Melts at white heat.

Use

Deoxidizing and desulfurizing steel and for other metallurgical purposes.