9. What is the major product for the following reaction? a. b. c. d. 10. What is the principal product for this reaction? 1.OsO4NaHSO3 a. b. c. d. 11. What is the major product for the following reaction? a. b. c. d. 12. What is the product for this reaction? inCH2Cl2 a. b. c. d. 13. What will be the final product, after protonation, of the reaction between an acetylide anion and a ketone? a. Carboxylic acid b. Secondary alcohol c. Primary alcohol d. Tertiary alcohol 14. Which drawing best depicts one step in the mechanism for the reaction of a ketone with a grignard reagent? b. c. d. 15. Which reagents will accomplish this conversion a. HCl,H2O b. CrO3,H2O,H2SO4 c. CH3MgBr,H3O+ d. LiAlH4,H3O+ 16. What is the product of this reaction sequence? a. b. c. d. 17. Which species represents an important intermediate in this reaction? a. b