Thallium(I) oxide

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Thallium(I) oxide, also known as thallous oxide, is a chemical compound. Its chemical formula is Tl2O. It has thallium and oxide ions in it. The thallium is in its +1 oxidation state.

Properties[change | change source]

Thallium(I) oxide is a black solid. It reacts with water to make a yellow solution of thallium(I) hydroxide. It reacts with carbon dioxide to make thallium(I) carbonate. It is a strong base. It reacts with acids to make other thallium salts. It is very toxic.

Preparation[change | change source]

It is made by heating thallium(I) hydroxide or thallium(I) carbonate in air.

Uses[change | change source]

It is used in some superconductors. It is also used to make certain special types of glass.

Related pages[change | change source]