1. Nomenclature Test Review

2. Choose the correct oxidation number a.+2 b.+1 c.0 d.-1 e.-2 1.The oxidation number of hydrogen in a hydroxide ion 2.The oxidation number of magnesium ion 3.The oxidation number of sulfur in sulfur monoxide

3. 4. Which of the following is not paired correctly? a.Hydrobromic acid; HBr b.Chloric acid; HClO3 c.Nitric acid; HNO2 d.Perchloric acid; HClO4 e.Hydrocyanic acid; HCN

4. 5. What is the correct name for Co2S3? a.Dicoblat trisulfide b.Cobalt (II) sulfate c.Cobalt (II) sulfide d.Cobalt (III) sulfate e.Cobalt (III) sulfide

5. 6. Which of the following is the correct formula for sulfuric acid? a.H2S b.H2SO c.H2SO2 d.H2SO3 e.H2SO4

6. 7. Which of the oxyanions have a charge of -2? I.CO3 II.ClO4 III.NO3 a.I only b.II only c.III only d.I and II e.I and III

7. 8. What is the oxidation number of Cr in CrO 4 -2 ? a.-6 b.+6 c.-4 d.+4 e.-8 f.+8

8. 9. Which of the following are paired incorrectly? a.Ethane; C 2 H 6 b.Propanol; C 3 H 7 OH c.Butene; C 4 H 10 d.Propyne; C 3 H 4 e.Methane; CH 4

9. 10. The oxidation state for carbon is lowest in which of the following? a.Carbonate ion b.Bicarbonate ion c.Carbon monoxide d.Carbon dioxide e.Carboxylate ion

10. 11. An ionic chemical compound has the formula M 2 SO 4. Which of the following is the most likely identity of M? a.Aluminum b.Fluorine c.Magnesium d.Potassium e.Zinc

11. 12. If you were to write the chemical formula for cobalt (III) oxide, what would be the subscripts? a.2, 1 b.3, 2 c.2, 3 d.1, 2 e.1, 1

12. 13. What is the correct name for S 2 O 3 ? a.Sulfur oxide b.Sulfur trioxide c.Disulfur trioxide d.Sulfur (III) oxide e.thiosulfate