O Canvas ...oo LTE 1:21 AM 100% doc-0k-b8-docs.googleusercontent.com (1 point ea

Question

O Canvas ...oo LTE 1:21 AM 100% doc-0k-b8-docs.googleusercontent.com (1 point each For each question, write the letter of the correct answer in the column on th 1. What is the correct order of the Cahn-Ingold-Prelog ranking of the following substituents as used in assigning R and S configurations of chiral centers? (higher ranking lower ranking) 3. och, 2.-CHO 4. -OCOCH -CH2OH A) 3 4 1 2 B) 4 3 1 2 (C) 3 4 2 1 D) 4 3 2 1 2. The name of the compound at the right represented in a CH3 Fischer projection is- A) (R)-3-methyl-5-hexene B) (S)-3-methyl-5-hexene H CH2CH3 C) (R)-4 methyl-1-hexene D) (S-4-methy-1-hexene CH2CH CH2 E) (R)-4-ethyl-1-pentene 3. What is the configuration of the two chiral centers in the molecule on the right? A 3R,5R B) 3R,5S D) 3S,5S C) 3S, SR H3C H H3C OH 4. Which of the following structures is different from the other three? CH2CH, CHzCH, B) 2 C)3 E) all four are identical A) 1 D) S. Only one of the following substances is dextrorotatory. Given this information, which substance is the dextrorotatory one? HINT: Some of the substances CANT be dextrorotatory, some MIGHT be, but only one MUST be.) A) D-fructose B) d-limonene meso-tartaric acid D) (t) lactic acid E) (R) amphetamine 6. Which ONE of the Newman projections below represents meso 2,3-dibromobutane?

Explanation / Answer

Answers of the following ques:

1. D

2. C

3. B

4. D

5. B

6. C

7. D

8. A

9. C

10.E

11.D

12.

13.A

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