final exam 2004 - Page 1 of 11 Chemistry 118C Final Exam Dr...

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Page 1 of 11 Chemistry 118C Name___________________________________________ Final Exam Last First Middle June 12, 2004 Dr. Xi Chen TA_____________________________________________ This exam contains 11 pages and 9 problems. When you are told to start, check to see that all the pages are there. If not, ask for help now . No adjustments will be made later. 1. (24 pts) Multiple choice. Circle the correct answer. a) The strongest acid CH 3 CH 2 CH 2 COOH CH 3 CHCH 2 COOH CH 3 CH 2 CHCOOH Cl Cl CH 3 COOH b) The strongest acid HOOC COOH HOOC CH 2 COOH HOOC CH 2 CH 2 COOH HOOC CH 2 CH 2 CH 2 COOH c) What is the main reason that a small molecular weight carboxylic acid has a relatively high boiling point: Ionic bonding Non-polar interactions Hydrogen bonding Covalent bonding d) Which of the following is the correct IUPAC name for CH 3 Br COOH 1-Bromo-3-methyl-cyclohexanecarboxylic acid 3-Methyl-1-Bromo-cyclohexanoic acid 2-Bromo-4-methyl-cyclohexanecarboxylic acid 4-Methyl-2-bromo-cyclohexanoic acid Page Points 1 2 3 4 5 6 7 8 9 10 11 Total
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