6. Which of the compound would have a higher boiling point: (a) cyclohexene or (b) 1,2- dichlorocyclohexene? 7. In a given structure of ethynyl estradiol, determine the number of unsaturation. CH OH C=C-H HO 8. Write the IUPAC name for the following alkynes. a. b. Br CH, Br CH,-CH-C=C-CH,-CH, CH,-CH-C=C-CH, 9. Which of the following compounds, is the most acidic: (a) 2-methylhex-3-yne, (b) 2,5-dimethylhex-3-yne or (c) 2,2,5-trimethylhex-3-yne? 10. Which of the following compounds would have highest boiling point: (a) 2-methylhex-3-yne. (b) 2,5-dimethylhex-3-yne or (c) 2,2,5-trimethylhex-3-yne? 11. Give the IUPAC name of the following compounds. CH,CH,CH(OH)CH; a. b. C. CH, SH CH,CHCH,CHCH, CH 12. Give the IUPAC name, and classify the following as primary, secondary, tertiary alcohol or phenol. a. CH;CH(OH)(CH,),CH(OH)C(CH3)3 b. . CH,CH, d. CH,