Multiple choice

Which of the following is the component of fluoroantimonic acid?

  1. Stibine

  2. Antimony pentachloride

  3. Antimony pentafluoride

  4. Antimony trioxide
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Antimony pentafluoride is the inorganic compound with the formula SbF5. This colourless, viscous liquid is a valuable Lewis acid and a component of the superacid fluoroantimonic acid, the strongest known acid. It is notable for its Lewis acidity and its ability to react with almost all known compounds.

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