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Unit 3-5 notes pages 128-152         NAME_________________________________Hr._____

                                             Multiple choice/guess                                                                100 pts.

1-10

 True or False

11-20

Essay/Completion:

21.  Indicate if the following are monoatomic, polyatomic, anions, cations, or atoms. (10 pts)  

22.  Write the number of water molecules for each hydrate compound. (5 pts)

23. Write the formula units for the following or name the formula units. (Opposite of what is written.) (10 pts)

24. Write the oxidation number and draw the Lewis structure for the following: (10 pts)

25. Write the oxidation number for the following: (10 pts)

26. List four steps in the water cycle (Hydrologic Cycle) and describe/list what happens at each stage. (10 pts)

27. List five science facts from page 149 in the book. (5 pts)

28. Name and describe three of the four types of ions, and then give an example for each type. (10 pts)

29. Write the formula units for the following or name the formula units. (Opposite of what is written.) (10 pts)

ION SYMBOL

ION NAME

ION SYMBOL

ION NAME

NH4+1

Ammonium

CO3-2

Carbonate

NO2-1

Nitrite

HCO3-1

Hydrogen Carbonate

NO3-1

Nitrate

ClO-1

Hypochlorite

SO3-2

Sulfite

ClO2-1

Chlorite

SO4-2

Sulfate

ClO3-1

Chlorate

HSO4-1

Hydrogen Sulfate

ClO4-1

Perchlorate

OH-1

Hydroxide

C2H3O2-1

Acetate

CN-1

Cyanide

MnO4-1

Permanganate

PO4-3

Phosphate

Cr2O7-2

Dichromate

HPO4-2

Hydrogen Phosphate

CrO4-2

Chromate

H2PO4-1

Dihydrogen Phosphate

O2-2

Peroxide