Question

12. Select the atoms that exhibit a partial positive 2 charge in the following molecule: a. 1 only b. 1 and 2 only c. 1, 2, and 4 d. 1,2,3, and 4 O ,,1 3 13. Select the statement that is most true regarding kinetic and thermodynamic enolates. irreversible conditions relative to thermodynamic enolates. reversible conditions relative to thermodynamic enolates. reversible conditions relative to thermodynamic enolates irreversible conditions relative to thermodynamic enolates. a. kinetic enolates are formed with a higher energy of activation under b. kinetic enolates are formed with a higher energy of activation under c. kinetic enolates are formed with a lower energy of activation under d. kinetic enolates are formed with a lower energy of activation under 14. Select the most appropriate reagent to afford the following organic transformation Cl a. BuLi b. BuzCuLi c. BuMgBr d. BuBr 15. An unknown compound which exhibits no absorbances above 3100 cm1 exhibits a molecular ion in the El-MS of 133 m/z. Identify the unknown compound

Answer 1

pagtial positive B)1-d.--au-1,2,3스너 erli bit chaig 15 piesent