What is the name of the ionic compound Na3AlF6?
The name of
common name is Cryolite
The name of an ionic compound is
name of cation + name of anion
Cations of metals in Groups 1 and 2 have the same name as the metal (e.g., sodium or magnesium).
In this case, the name of the cation is sodium.
The fluorine atoms are ligands.
The names of negative ligands end in "-o". Thus, the name of the fluoride ion becomes "fluorido" when it is a ligand.
We use the multiplying prefix "hexa-" to show six fluoride ions.
The name of the
So the official name of
The older name was sodium hexafluoroaluminate(III).