lecture 4 - Question: The formula of bromic acid is _. (a)...

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1 Question: The formula of bromic acid is ___. (a) HBr (b) HBrO 4 (c) HBrO (d) HBrO 3 (e) HBrO 2 Which of the following have the same number of electrons (isoelectronic)? 12 24 Mg 7 14 N 3 13 27 Al 3 + 10 20 Ne 9 19 F 7 14 N 3 10 20 Ne 13 27 Al 3 + 5. 1. 2. 3. 4. 10 20 Ne 9 19 F 12 24 Mg 10 20 Ne 13 27 Al 3 + 10 20 Ne 9 19 F None of the above
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2 Which combination is likely to produce an ionic compound? 1. C and H 2. S and Cl 3. Ca and F 4. Br and I 5. Xe and F The simplest chemical formula for the binary ionic compound Ca x N y is 1. Ca 2 N 2. Ca 2 N 3 3. Ca 3 N 2 4. Ca 3 N
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3 What are the ions present in the compound (NH 4 ) 2 SO 4 ? A. NH 3 , H 2 , and SO 2 B. N 3- , H + , S 2- , O 2- C. NH 4 2+ and SO 4 - D. NH 4 + and SO 4 2- E. (NH 4 + ) 2 and SO 4 2- The acid HClO 3 is known as: Cl O O HO 1. Perchloric acid 2. Chloric acid 3. Chlorous acid 4. Hypochlorous acid 5. Hydrochloric acid
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4 The molecular compound N 2 O 4 is named: 1. Nitrogen oxide 2. Oxygen nitride 3. Dinitrogen quartoxide
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This note was uploaded on 04/07/2008 for the course CHEM 121 taught by Professor Wyzlouzil during the Fall '07 term at Ohio State.

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lecture 4 - Question: The formula of bromic acid is _. (a)...

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