掌性分子

7. Which of the statements below correctly describes an achiral molecule? (A) the molecule has a nonsuperimposable mirr...
30. 下列化合物的構象(configuration)為 R, R 的是？ (A)(B)(C)(D)
11. 關於立體異構物的哪些敘述是正確的？ (I) enantiomers 和 diastereomers 具有相同的物性。(II) R and S enantiomers 50...
31. 下列敘述中，錯誤的是？ (A) 手性分子中一定找不到對稱中心和對稱面 (B) 具有不對稱碳原子的分子一定是手性分子 (C) 凡是手...
11. Which of the following correctly describes a molecule that is achiral? (A) Non-superimposability of the molecule on...
27. How are the following compounds related? (A) diastereomers (B) enantiomers (C) meso compounds (D) optical isomers (E...
6. Which of the following structure does not represent meso compounds? (A) I (B) II (C) III (D) IV (E) V
42. (2R,3S)-tartaric acid 與(2S,3R)-tartaric acid 的關係為何？ (A) enatiomers (B) diastereomers (C) identical (D) stere...

寬識(已上榜、感謝阿摩與前輩)