Question

The compound CrBr3 is an ionic compound. What are the ions of which it is composed?

Cation formula
_____________
Anion formula
_____________

Answer 1

Cation formula: Cr(III)

Anion formula: Br3

Step-by-step explanation:

Chromium has an oxidation sate of +3. Bromine is -1. One Cr atom will combine with 3 Br atoms to form a neutral molecule.