阿摩線上測驗
登入
首頁
>
研究所、轉學考(插大)-有機無機
>
113年 - 113 國立臺灣大學_碩士班招生考試:有機無機#119944
> 試題詳解
11. Molecular orbitals of equal energy are referred to as________orbitals.
(A) nonbonding
(B) hybridized
(D) degenerate
(E) bonding
(C) antibonding
答案:
登入後查看
統計:
尚無統計資料
詳解 (共 1 筆)
MoAI - 您的AI助手
B1 · 2025/10/24
#6960266
題目解析 題目要求填空,描述具有相同能...
(共 836 字,隱藏中)
前往觀看
0
0
其他試題
7.Select the best reagent to convert 4,5-dimethylhex-2-yne to trans-4,5-dimethylhex-2-ene. (A) Na, NH3 (B) HBr, ROOR (C) Lindlar reagent (D) H2, Pd (E) i) OsO4; ii) NaHSO3,H2O
#3240006
8.Which of these alkyl halides cannot be used to prepare amines using Gabriel synthesis? (A) 1-bromo-3-methyibutane (B) 1-bromopentane (C) 1-bromo-2,3-dimethylbutane (D) 2-bromo-3-methyIpentane(E) 2-bromo-2,3-dimethylbutane
#3240007
9.What reagents are needed to carry out the conversion shown? (A) i) SOCl2(pyridine; ii) LiAIH4; ii) H2O. (B) i) NaCN; it) LiAIH4; iii) H2O. (C)i) NaN3: i) LiAIH4; ii) H2O. (D) i) SOCI2; ii) excess NH3; ili) excess LiAIH4; iv) H2O. (E) i) HNO3/H2SO4; ii) Ha/Pt.
#3240008
複選題10. Which of the given ketones will give a positive haloform test? (A) 3-heptanone (B) cyclohexanone(C) 2-pentanone orbitals. (D) 3-hexanone (E) 2-methyl-3-hexanone
#3240009
12. Which of the choices is the electrophile for the Friedel-Crafts acylation of benzene? (A) aluminum chloride (B) carbanion (C) carbocation (D) acylium ion (E) aluminum tetrachloride anion
#3240011
13. A kinetically-controlled process describes a reaction that (A) generates the most stable product. (B) generates the product whose formation requires the smallest energy of activation. (C) generates the product requiring the fewest steps. (D) generates the product formed at the slowest rate. (E) generates the product favored at high temperatures.
#3240012
14. Which of the statements given is true about the location of signals in a 1H NMR spectrum? (A) It indicates the number of neighboring protons. (B) It indicates the electronic environment of neighboring protons. (C) It indicates the electronic environment of absorbing protons. (D) It indicates the number of different protons. (E) It indicates the number of protons in the signal.
#3240013
15. Predict the major product for the reaction shown. (A)1-ethylcyclohexanol (B)2-ethoxy-1-ethylcyclohexane (C)1-ethoxy-2-ethylcyclohexane (D) 2-ethyicyclohexanol (E)1-ethoxy-1-ethylcyclohexane
#3240014
16. What is the total valence electron count in Ru(NO)(PPh3)2Cl3? [2 pts] (A)14 (B) 15 (C) 16 (D) 17 (E) 18
#3240015
17. The oxidation state of the metal in the complex [CpMo(CO)3(H2O)] +is:[2 pts] (A)-2 (B) -l (C) 0 (D) +1 (E) +2
#3240016