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Published byElwin Flynn Modified over 10 years ago
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Nomenclature Test Review
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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
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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
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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
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6. Which of the following is the correct formula for sulfuric acid? a.H2S b.H2SO c.H2SO2 d.H2SO3 e.H2SO4
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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
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8. What is the oxidation number of Cr in CrO 4 -2 ? a.-6 b.+6 c.-4 d.+4 e.-8 f.+8
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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
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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
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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
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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
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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
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