Name: _______________________________ Period ____     Date: ________________

Chemistry Practice Test                                                                                              Unit 04: Chemical Bonding

 

Part I : Write the type of bonding (ionic or covalent) that each pair would likely exhibit.

 

            1. C and O      _______________                              2. N and N      _______________

 

            3. Mg and Cl   _______________                              4. Fe and S      _______________

 

            5. Li and N      _______________                              6. Ba and F     _______________

 

Part II: Draw electron dot diagrams for the following compounds.

 

            7. Magnesium Chloride                                               8. CrI4

 

 

 

 

 

 

            9. Nitrogen trifluoride                                                 10. CO2

 

 

 

 

 

 

 

Part III: Draw a three-dimensional model (spheres, sticks and/or springs) of the following compounds and describe

their shape including bond angles.

Molecular Formula

Structural Model

Shape

Bond Angle

Hybridization

 

 

NCl3

 

 

 

 

 

 

 

H2O

 

 

 

 

 

 

 

CH4

 

 

 

 

 

 

 

BH3

 

 

 

 

 

 

CS2

 

 

 

 

 

 

 

 

 

 

Part IV: Nomenclature:

                 Give the IUPAC name for each of the following chemical formulas.

 

1.              NaC2H3O2                          _______________________________________________

 

2.              LiOH ● 8H2O                    _______________________________________________

 

3.              FeO                                                _______________________________________________

 

4.              CdCrO4                              _______________________________________________

 

5.              AsBr3                                  _______________________________________________

 

6.              (NH4)3PO4                          _______________________________________________

 

7.              ZnH2 ● 9H2O                     _______________________________________________

 

8.              Cs4C                                   _______________________________________________

 

9.              H2SO4                                 _______________________________________________

 

10.            Sc2(Cr2O7)3                         _______________________________________________

 

 

                 Write the correct chemical formula for each of the IUPAC names given below.

 

1.              Iron(II) sulfide                                           _____________________________________

                                                                                                                          

2.              Lead(II) oxide                                            _____________________________________

 

3.              Chloric Acid                                               _____________________________________

 

4.              Phosphorus pentaiodide                             _____________________________________

 

5.              Barium nitrate                                            _____________________________________

 

6.              Titanium(IV) nitride  trihydrate                 _____________________________________

 

7.              Beryllium chlorate                                      _____________________________________

 

8.              Magnesium carbonate tetrahydrate            _____________________________________

 

9.              Silver sulfate                                              _____________________________________

 

10.            Selenium dibromide                                   _____________________________________