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Unformatted text preview: 1 CHM 201- Organic Chemistry I Practice Exam 1 Key. Answers on last page. 1. In the reaction of cis-2-butene with HBr, rank &#0; G, &#0; G 1 , &#0; G 2 from largest to smallest. These terms represent the overall free-energy change of reaction, activation free-energy change for step 1, and activation free-energy change for step 2, respectively. a. &#0; G > &#0; G 1 > &#0; G 2 b. &#0; G > &#0; G 2 > &#0; G 1 c. &#0; G 2 > &#0; G > &#0; G 1 d. &#0; G 2 > &#0; G 1 > &#0; G e. &#0; G 1 > &#0; G 2 > &#0; G 2. How many sp 3 carbons are in the asthma medication, albuterol? a. 13 b. 11 c. 9 d.7 e.6 3. What is the approximate bond angle about the nitrogen in albuterol? a. 90 b.109.5 c.120 d.135 e. 180 4. How many sp 2 carbons are in the antibiotic, penicillin? a. 6 b.7 c.8 d.9 e.10 5. What is the approximate bond angle about the asterisked carbon in the breast cancer chemopreventative drug, tamoxifen? a. 90 b.109.5 c.120 d.129.5 e. 180 6. Is tamoxifen an E or Z compound? a. E b. Z 7. What functional groups are present in tamoxifen? I. 2 amine II. 3 amine III. ether IV. alkene V. alkyne VI. alcohol a. I, III, IV b. II, III, IV c. II, IV, VI d. I, III, V e. II, IV, VI OH OH OH N albuterol H N S O O- H N O H O Na + penicillin O N tamoxifen * 2 For each of the following pairs of structures, indicate if they are:...
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