CHEM 1001/CHM 1020/ Chm1025C/CHM1032C        

Module 4 Sample Pretest

 

Module Four: Part E    Polyatomic Ions                 10 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          ________

 

 

7.   Ammonium        ________

 

 

8.   Hypochlorite       ________

 

 

9.   Nitrite                  ________

 

 

10.  Phosphate          ________

 

Bonus write formula, name, and charge for any polyatomic ion not above: