What is TeO2? Important knowledge about TeO2.

1. Definition of TeO₂

TeO₂, commonly known as Tellurium Dioxide in English. This is a colorless compound of tellurium and oxygen. The TeO₂ molecule consists of one Tellurium (Te) atom and two Oxygen (O) atoms, with the atomic mass of Tellurium being 127.6 amu, and that of Oxygen being 16 amu. Therefore, the atomic mass of TeO₂ is 159.6 amu. The TeO₂ molecule has a trigonal pyramidal structure.

2. Properties of TeO₂

2.1 Physical properties of TeO₂

TeO₂ is solid at room temperature. This substance is colorless, odorless and has a neutral pH.

2.2 Chemical properties of TeO₂

TeO₂ is insoluble in water but soluble in acid. This oxide has the ability to resist corrosion and is stable against oxidation.

3. Common chemical equations of TeO₂

Typically, TeO₂ is mainly used in oxidation reactions.

4. Synthesis of TeO₂

4.1 Laboratory synthesis of TeO₂

TeO₂ is usually synthesized by heating tellurite with oxygen at a temperature of 500 degrees C.

4.2 Industrial synthesis of TeO₂

On an industrial scale, TeO₂ is produced by heating tellurite in air.