Final answer:
The compound KBr is named potassium bromide, following the ionic compound naming convention where the cation name is followed by the anion name with an '-ide' suffix.
Step-by-step explanation:
The compound KBr is named potassium bromide. It is an ionic compound consisting of potassium (K) cations and bromide (Br-) anions. This nomenclature is part of the standard naming convention in chemistry for ionic compounds where the cation (metal) name is followed by the anion (non-metal) name, with the end of the anion's name changed to '-ide'.