How do you write the formula for chromium (III) sulfide?
1 Answer
Apr 3, 2017
Explanation:
Chromium III (Cr) has a charge of 3+
Sulphur (S) has a charge of 2-
When you cross the charges, Chromium ends up having 2 atoms and Sulphur ends up needing 3 atoms, as seen in the formula above