阿摩線上測驗登入

首頁 > 學士後西醫-有機化學 > 100年 - 100 學士後西醫：有機化學#35480 > 試題詳解

5. Which of the following pair of structures represent the different enantiomers?

答案：登入後查看
統計： A(18), B(1), C(2), D(2), E(0) #1026890

其他試題

1. Which of the following amines gives the correct order of base strengths? (A) aliphatic > ammonia > aromatic (B) aliphatic > aromatic > ammonia (C) aromatic > aliphatic > ammonia (D) aromatic > ammonia > aliphatic (E) ammonia > aromatic > aliphatic

2. The structural formula for vitamin C is shown below, identified by H which is most acidic? (A) 1 (B) 2 (C) 3 (D) 4 (E) 5

3. What term describes the structural relationship between (2R,3R,4S)-2,3,4-trichloroheptane and (2R,3R,4R)-2,3,4-trichloroheptane? (A) not isomers (B) constitutional isomers (C) enantiomers (D) diastereomers (E) conformers

4. Rank the following sets of substituents in order of Cahn-Ingold-Prelog priorities from highest to lowest. Please pick the wrong order set. (A) -Cl, -S, -P, -H (B) -Br, -OH, -CH3, -H (C) -CO2H, CH2OH, -CH2NH2, -CN (D) -CH2OH, -CH=CH2, -CH2CH3, -CH3 (E) -CH2OCH3, -CN, -C≡CH, -CH2CH3

6. Which of the following structure does not represent meso compounds? (A) I (B) II (C) III (D) IV (E) V

7. Which of the statements below correctly describes an achiral molecule? (A) the molecule has a nonsuperimposable mirror image (B) the molecule exhibits optical activity when it interacts with plane-polarized light (C) the molecule has an enantiomer (D) the molecule might be a meso form (E) none of the above

8. Name these groups (left to right) (A) sec-propyl, sec-butyl, isobutyl (B) isopropyl, isobutyl, sec-butyl (C) sec-propyl, tert-butyl, isobutyl (D) isopropyl, tert-butyl, isobutyl (E) isopropyl, tert-butyl, sec-butyl

9. What compound is formed when 2,2-dimethyloxirane is treated with ethanol containing a trace of HCl? (A) 2-ethoxy-2-methyl-1-propanol (B) 1-ethoxy-2-methyl-2-propanol (C) 2-ethoxy-2-methyl-2-propanol (D) 2-ethoxy-1-butanol (E) 1-ethoxy-2-butanol

10. Which of the following compounds gives a 1 H-NMR spectrum consisting of only two singlets? (A) CH3OCH2CH2OCH2CH3 (B) CH3OCH2CH2CH2CH2OH (C) CH3OC(CH3)2OCH3 (D) CH3OCH2CH(CH3)OCH3 (E) CH3CH2OCH2CH3

11. How many peaks appear in the proton spin decoupled 13C-NMR spectrum of the compound below? (A) 1 (B) 2 (C) 3 (D) 4 (E) 5

阿摩線上測驗

提供最完整的考試資料庫，包含歷年試題、詳解、申論題等學習資源，
幫助學生有效準備各類考試。

© 2008-2026 Yamol Tech Ltd. All Rights Reserved.
阿摩線上測驗--最強大的互動線上測驗版權所有

如有任何問題或建議，歡迎聯繫我們