CHM
2045C Sample Exam Name: ____________________
Module
Four: Part E Polyatomic Ions 4 points
Using
a periodic chart write the names or formulas of the following polyatomic ions
depending on whether the formula or name is given:
1. CO32- _____________________
2. SO32- _____________________
3. PO33- _____________________
4. ClO31- _____________________
5. NO31- _____________________
6. Hydroxide ion ________
7. Ammonium ion ________
8. Hypochlorite ion ________
9. Nitrite ion ________
10. Phosphate ion ________
Bonus
write formula, name, and
charge for any polyatomic ion not above: