阿摩線上測驗
登入
首頁
>
學士後◆化學
>
112年 - 112 亞洲大學學士後獸醫學系招生考試試題_學士後獸醫學系:化學(含普通化學、有機化學)#117879
> 試題詳解
8.How many π bonds are present in the molecule shown?
(A)0
(B)1
(C) 3
(D)4
答案:
登入後查看
統計:
A(0), B(1), C(2), D(1), E(0) #3180479
詳解 (共 1 筆)
MoAI - 您的AI助手
B1 · 2025/11/01
#7005061
1. 題目解析 題目要求我們計算一個特定...
(共 715 字,隱藏中)
前往觀看
0
0
其他試題
4.Which of the following molecules contains a polar covalent bond? (A)H2 (B)F2 (C) CH3Cl(D)NaCl
#3180475
5.Which of the following are acceptable Lewis structures, including formal charges, for nitric acid, HNO3? (A)A only (B)B only (C) C only(D)both B and C
#3180476
6.Which atomic orbital combination would result in a molecular sigma bond? (A)(B)(C)(D)
#3180477
7.How many carbon-carbon σ bonds are present in the molecule shown?(A)2 (B)3 (C) 4(D)5
#3180478
9.Vildagliptin is a recently released antidiabetic drug (J. Med. Chem. 2010, 7902). How many elements of unsaturation are in Vildagliptin?(A)4 (B)5 (C) 6(D)7
#3180480
10. In the structure below, the hybridization of the oxygen is ________ and the C-O-C bond angle is ________. (A)sp2; 120° (B)sp2; <109.5° (C) sp3; 120°(D)sp3; <109.5°
#3180481
11. The structure below is a potent analgesic agent (pain reliever) (J. Med. Chem., 2009, 5685). How many secondary carbons are in this structure?(A)2 (B)4 (C) 6(D)12
#3180482
12. How many methylene groups are present in 2,4-dimethylhexane? (A)0 (B)1 (C) 2(D)6
#3180483
13. Among the butane conformers, which occur at energy minima on a graph of potential energy versus dihedral angle? (A)gauche only (B)eclipsed and totally eclipsed (C) gauche and anti(D)eclipsed only
#3180484
14. Which of the following species is not formed through a termination reaction in the chlorination of methane? (A)CH3Cl (B)HCl (C) H2(D)CH3CH3
#3180485