[View the accompanying Lesson on Formulas for Ionic Compounds here.]

There is a mistake on #2.  Selenate ion is SeO₄^2-, so aluminum selenate should be Al₂(SeO₄)₃.

[Download the accompanying PDF worksheet here.]

Write formulas for the following ionic compounds:

1. barium sulfide
2. aluminum selenate
3. manganese(V) oxide
4. beryllium hypoarsenite
5. gallium phosphide
6. iron(II) phosphite
7. platinum(II) cyanide
8. mercury(II) hydrogen carbonate
9. lithium perbromate

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