This preview has intentionally blurred sections. Sign up to view the full version.View Full Document
Unformatted text preview: X Y X Y (C) (D) Answer: i. (C) is a disubstituted cyclohexane; ii. (D) is a disubstituted cyclohexane; iii. is more stable than because . v2.1 (Continue to reverse side for Question 4 ) Question 4: Classify each of the following atoms in bold face as either a nucleophile or an electrophile: (10 points) (a) B Br 3 (b) CH 3 N (CH 2 CH 3 ) 2 (c) CH 3 O H (d) I-(e) RR C =O Answer: electrophiles ( ), ( ), ( ), ( ), ( ); nucleophiles ( ), ( ), ( ), ( ), ( ). Question 5: Given below is a reaction energy diagram for a one step reaction. Answer the following questions: (15 points) Energy Reaction progress (a) (b) (c) (e) (d) Answer: i. (a) is ; (b) is ; (c) is ; (d) is ; (e) is . ii. This reaction is endergonic or exergonic? ; iii. Increase the value of (e) will cause what effect on the reaction? ....
View Full Document
This note was uploaded on 02/27/2010 for the course CHEM CHEM111 taught by Professor Dai during the Fall '06 term at HKUST.
- Fall '06
- Organic chemistry