CHM 2045C Sample Exam                      Name: ____________________

 

Module Four: Part H    Inorganic Compounds                 6 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.  H2CO3         _____________________

 

2.   MgSO4       _____________________

 

3.   Ca3(PO3)2  ____________________

 

4.   HClO3       _____________________

 

5.   SO3           _____________________

 

6.   Fe2O3             _____________________

 

7.    Aluminum Hydroxide       ____________

 

 

8.   Ammonium chloride        _____________

 

 

9.   Sodium Hypochlorite       _____________

 

 

10.   Nitrogen dioxide              _____________

 

 

11.  Calcium Phosphate          ____________

 

 

12.  Sulfuric acid                     ____________