Tellurium trioxide
Tellurium trioxide, also known as tellurium(VI) oxide is a chemical compound. Its chemical formula is TeO3. It contains tellurium and oxide ions. It contains tellurium in its +6 oxidation state.
Properties
[change | change source]Tellurium trioxide can come in two forms. There is a yellow-red form and a gray form. The yellow red form is more reactive. It is a powerful oxidizing agent. It reacts with strong bases to make tellurates. It releases oxygen to turn into tellurium dioxide when heated.
Preparation
[change | change source]It is made by taking the water from telluric acid. The gray form can be made from this by reacting the yellow-red form with sulfuric acid and air.
Related pages
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