Selenium hexafluoride facts for kids

Selenium hexafluoride, also called selenium(VI) fluoride, is a chemical compound. Its chemical formula is SeF₆. It is made of selenium and fluorine. In this compound, selenium is in a special state called its +6 oxidation state.

What is Selenium Hexafluoride?

Selenium hexafluoride is a gas that has no color. It smells very bad. This gas is also much more reactive and poisonous than a similar gas called sulfur hexafluoride. Being reactive means it easily takes part in chemical reactions. Being poisonous means it can be harmful if you breathe it in or touch it.

How is it Made?

Scientists can make selenium hexafluoride in a lab. They do this by heating up selenium and fluorine together. When these two elements get hot enough, they combine to form selenium hexafluoride.

What is it Used For?

Currently, selenium hexafluoride is not used for many things. Because it is so reactive and poisonous, it is not safe or practical for most uses.

Other Selenium Compounds

• Selenium tetrafluoride
• Selenium tetrachloride

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