Thallium Oxide
Title: Thallium Oxide
CAS Registry Number: 1314-12-1
Additional Names: Thallous oxide
Molecular Formula: OTl2
Molecular Weight: 424.77
Percent Composition: O 3.77%, Tl 96.23%
Line Formula: Tl2O
Properties: Black powder. Poisonous! mp about 300°. Sol in water, forming the hydroxide; also sol in alcohol. On exposure to air it gradually oxidizes to thallic oxide and becomes insol.
Melting point: mp about 300°
Use: In manuf of glass of a high coefficient of refraction for optical purposes (thallium flint glass) and for artificial gems.

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