Multiple choice general knowledge science & technology AlF4K potassium fluoro aluminate potassium tetrafluoro aluminate potassium tetra fluoro aluminite potassium tetralumminiumfluorate Reveal answer Fill a bubble to check yourself B Correct answer Explanation AlF4K is potassium tetrafluoroaluminate, K[AlF4]. The 'tetrafluoro' prefix indicates four fluorine atoms bonded to aluminum, and the '-ate' suffix shows it's an anion. This is a coordination compound used in industrial applications.