2425e2 - H oustonCommunityCollegeSystem Organic Chemistry...

Info iconThis preview shows pages 1–4. Sign up to view the full content.

View Full Document Right Arrow Icon
Houston Community College System Organic Chemistry II 2425 Sample  EXAM # 2A (16,17, and 18) Cholesterol- is a lipid found in the cell membranes of all animal tissues, and it is transported in the blood plasma of all animals . 1
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
CHEM 2425 Sample EXAM # 2A ( Chapters 16-18) Directions - Please write your correct answer next to each question number in space provided . _____1. Which of the following would you expect to have the highest boiling point? A. isopropyl alcohol B. t-butyl alcohol C. diethyl ether D. n-butanol _____2. Which of the following would be the highly miscible with (=most soluble in) water? A. CH 3 - CH 2 – CH 2 – CH 2 OH B. CH 3 – CH(OH) – CH 2 - CH 3 C. CH 3 – C(CH 3 ) 2 – CH 2 OH D. CH 3 – C(CH 3 ) 2 (OH) _____3. What reagents are typically required to accomplish allylic bromination of an alkene? A. Br 2 +HBr B. NBS/CH 2 Cl 2 C. Br 2 +CCl 4 D. Br 2 +FeBr 3 _____4. Which of the following are only meta directing strongly deactivating group(s)? I. –CH 3 II. –CHO III. –OH IV. – NO 2 A. I and IV B. II and IV C. I, II, and III D. only IV _____5. What is the product of refluxing methylethyl ether with HI in acidic solution? A. ethanol and methyl iodide B. methanol and ethyl iodide C. ethanol and methyl alcohol D. iodoethane and methanol _____ 6. Which of the following is the electrophile that attacks the aromatic ring during nitration? A. NO 2 B. HNO 3 + C. NO 3 D. NO 2 + _____7. Which of the following functional group represents the benzyl group? A. C 6 H 5 O – B. C 6 H 5 C. C 6 H 5 CH 2 D. C 6 H 11 CH 2 _____8. Which of the following is (bromomethyl)ethyl ether? A. CH 3 CH 2 – O – CH 2 Br B. CH 3 – O –CH 2 Br C. CH 3 – O - CH 2 -CH 2 - Br D. CH 3 CH 2 – O- CH 2 CH 2 Br _____9. 2-Methoxypentane is classified as ______________________ . 2
Background image of page 2
a symmetrical ether B. a secondary alcohol C. an epoxide D. an ether _____10. The following reaction classifies as __________________ . R-CHO R- CH 2 OH A. an oxidation B. a reduction C. hydration D. tautomerization _____ 11. What is the incorrect name for the following compound ? O CH 3 CH CH- CH 3 A. 1,2-dimethyloxide B. 2,3-epoxy butane C. 1,2- Dimethylepoxide D. all of these _____ 12. Which reagent(s) would accomplish the following reaction ? SO 3 H OH A. H 2 O, H + B. NaOH/H 3 O + C. LiAlH 4 D. CH 3 MgBr/H 2 O _____ 13. Which of the following reagent(s) used for alkylation process of benzene? A. CH 3 Cl/AlCl 3 B. CH 3 MgBr/ether/H 2 O C. MnO 4 /H 2 O/heat D. NBS/CCl 4 _____14. Which of the following reagent(s) provides the following conversion. CHO
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 4
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 09/24/2011 for the course CHEM 1411-12 taught by Professor Pahlavan during the Spring '10 term at HCCS.

Page1 / 19

2425e2 - H oustonCommunityCollegeSystem Organic Chemistry...

This preview shows document pages 1 - 4. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online