If you score less than 33 points out of 50 points on part 3 of the final exam you cannot earn better than a C in Chemistry 110.  Here are some similar problems to those on part 3 of the final.

 

Write the chemical names or formulas for the following

a      H₂SO₄

b      Ni(NO₂)2

c       Aluminum thiosulfate

d      Plumbic acetate

e       Ag₂C₂O₄

f       P₂O₅

g      Chlorine dibromide

h      Cyanic acid

Write complete, and balance the following equations.  Correct physical states must be included

a      Calcium is added to water

 

b      Aluminum is added to Chlorine

 

c       Silver nitrate solution is added to sodium dichromate solution

 

d      Potassium carbonate decomposes

 

e       Zinc is added to a solution of copper nitrate

 

Balance the given equations and write the toatl ionic and net ionic equations.  The correct physical states must be included in all equations.  NOTE;  ALL REACTIONS ARE IN WATER

Calcium chloride +  sodium carbonate

Molecular:

 

Total:

 

Ionic:

 

Sulfuric acid +  calcium acetate

Molecular:

 

Total:

 

Ionic:

 

Zinc nitrate +  sodium hydroxide

Molecular:

 

Total:

 

Ionic: