Exam 2 CH-202-102 Spring 2015 02/2315 Chapters 14 +17 Student Name: Date: 6. Pre

Question

Exam 2 CH-202-102 Spring 2015 02/2315 Chapters 14 +17 Student Name: Date: 6. Predict the product for the following reaction. 1. BryHro 2, NaOH A) I B) II 7. Which one of the following dienes is most stable? A) CH,CH-CHCH CHCH) B) CH CH CHCH CH CH C) CHz CHCH CH CH-CH2 E) CH3CH C CHCH2CHy 8. Predict the product for the following reaction. 2 CH CH2CH2OH 140 c A) propene B) Diethyl ether D 1-propoxypropane 9. Which one of the following reactions would produce t-butyl methyl ether in high yield? A) t-butyl chloride sodium methoxide B) t-butanol methanol in presence of Haso at 140ot t-butyl bromide bromomethane in presence of NaOH Sodium t-butoxide bromomethane

Explanation / Answer

6. C is the answer

7. A is the answer as conjugated dienes are more stable compared to isolated dienes

8. D is the answer as dehydration of alcohol gives ether.

9. D is the answer because in williamsons ether synthesis the alkoxide may be primary, secondary or tertiary and the alkylating agent should be primary.

hope this helps

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