Introductory General Chemistry II with lab - Exam 3 with Answer Key | CHEM 1020, Exams of Chemistry

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Chem 1020 EXAM Ii 3-26-13 . NAME Multiple Choice Place the CAPITAL LETTER of the best response in the blank provided at the left. 2 points each. Refer to this set of possible answers for Questions 1 - 4. Man CA @ CH ©) ° on on CH,OH i] H+ on CECH, —-C —OH On c=o ba Ho—t-H Ho——H CH,OH @) CH; © oO CH i CH;CH) ~ C— NH, ‘CH, Bs 1. Considering each of the above, which molecule(s) is expected to be soluble in water? (A) all of these (B) none ofthese (C)onlyA (D)AandB (&)C,D,andE 2 2. Each of the above molecules can form intermolecular H-bonds with other molecules like themselves EXCEPT ws 3. Which compound would form the most acidic solution? a Via Which compound would form the most basic solution? f z.,.5. Which of the following are N-containing drugs or biologically active molecules? (A) dopamine —_ (B) amphetamine (C) caffeine (D) morphine —_(E) all of these h 6. Most amines have odors most closely associated with (A) fish or rotting fish (B) fruits (C) paint thinner (D) flowers _(E) they have no odor 0 7. Reaction of an amine with HCI gives the “hydrochloride salt.” Adding NaOH to this salt would remove the HCI and re-create (A) a carbohydrate (B) the “free base” {C) an amide (D) an aromatic compound (E) a carboxylic acid