Tellurium dioxide

Physical Properties

Molecular Weight: 159.60
Melting Point:733°C
Boiling point:1245°C
Density: 5.75g/cm3
it is white crystal powder.

Chemical property

This oxide generated by Te burning in the air or hot nitric acid oxidation. It can soluble in sodium hydroxide solution and hydrochloric acid, almost insoluble in aqua ammonia.