100年 - 100 義守大學_ 學士後中醫學系入學招生考試試題： 化學 (含普通化學、有機化學)#24721

科目：學士後◆化學 | 年份：100年 | 選擇題數：50 | 申論題數：0

試卷資訊

所屬科目：學士後◆化學

選擇題 (50)

1. What product would be obtained from the following reaction??
2. What product would be obtained from the following reaction??
3.There are 4 different hydrogens in the compound described below. Which one is the most acidic hydrogen? (A)Ha (B) Hb (C)Hc (D) Hd
4. What product would be obtained from the following reaction??
5. In the following reaction, 2H2O2(l) →  2H2O(l) + O2(g) , hydrogen peroxide functions as 
 1. an oxidizing agent. 
 2. a reducing agent. 
 3. an acid. (A) 1 only (B) 2 only (C) 3 only (D) 1 and 2 only
6. What major product would be obtained from the following reaction?
7. What final product would be obtained from following reaction??
8. What final product would be obtained from following reaction??
9. Which one of the following contains both ionic and covalent bonds? (A) NaCl (B) NaOH (C) HOH (D) SiO2
10. Based on molecular structure, which of the following substances should have the lowest boiling point?
 (A) H2Te (B) H2Se (C) H2S (D) H2O
11. What final product would be obtained from following reaction??
12. What major product would be obtained from following reaction?
重新載圖13. What major product would be obtained from following reaction? ?
14. What major product would be obtained from following reaction??
15. How many orbitals have the following quantum numbers: n = 3, l = 2, ml = -2? 
 (A) 1 (B) 3 (C) 5 (D) 7
16. What major product would be obtained from following reaction??
17. What major product would be obtained from following reaction?  ? 
18. What major product would be obtained from following reaction??
19. What final product would be obtained from following sequential reactions??
20. What final product would be obtained from following reaction??
21. Which one is the correct IUPAC name for the following compound?
 (A) （E）-3,3-Dimethyl-4-propylocta-1,5-diene (B) （E）-6,6-Dimethyl-5-propylocta-3,7-diene　(C) （Z）-3,3-Dimethyl-4-propylocta-1,5-diene　(D) （Z）-3,3-Dimethyl-4-propylhepta-1,5-diene
.
22. What major product would be obtained from following reaction?
23. What final product would be obtained from following reaction??
24. Which statements describe the bonding in the water molecule? 
 1. polar covalent 
 2. π bond 
 3. sp3 hybridization
(A) 1 only (B) 1 and 2 only (C) 1 and 3 only (D) 2 and 3 only
25. In the following SN2 reaction which one would be predicted to be the fastest? 
(A) H2O + CH3Br → HOCH3 + HBr
(B) OH- + CH3Br→ HOCH3 + Br-
(C) H2S + CH3Br→  HSCH3 + HBr 
(D)SH- + CH3Br → HSCH3 + Br
26. Bis(2-ethylhexyl)phthalate, commonly abbreviated DEHP, is an organic compound with the formula C6H4(C8H17COO)2. It is sometimes called dioctyl phthalate and abbreviated DOP. Being produced on a massive scale by many companies, it has acquired many names and acronyms, including BEHP and di-2-ethylhexyl phthalate. Recently, the illegal use of the plasticizer DEHP in clouding agents for use in food has been reported in Taiwan, what is the structure of DEHP?
27. In the following four stereoisomers of 2-amino-3-hydroxybutanoic acid which chiral carbons have 2R,3S configuration?
28. The volume-temperature plots below were made at different values of constant pressure while the number of moles of gas in each experiment remained the same. Which curve represents measurements at highest pressure? (A) A (B) B (C) C (D) D
29. Consider the following changes: 
H2O(s) → H2O(l)  △ H1 
H2O(l) → H2O(g)  △ H2 
H2O(g) → H2O(s)  △ H3 
Using Hess’ Law, the sum all of △ H1 + △ H2 + △ H3 is 
(A) > 0 (B) = 0 (C) < 0 (D) sometimes > 0 and sometimes < 0
30. Choose the best series of reactions (A-D) for the synthesis of 3-bromoanilline from benzene shown below.
31. Which of the following orbital diagrams represents a paramagnetic atom? (A) 1 and 2 only (B) 1 and 3 only (C) 2 and 3 only (D) 3 only
32. In a certain mountain range, the atmospheric pressure is 608 mmHg. What is the temperature of water boil under these conditions? Some information that may be useful is the following: ,R=8.314 KJ/(K.mol); △ Hvap=44.0kJ/mol
(A) 94.2 ℃ (B) 96.3 ℃ (C) 98.4 ℃ (D) 99.6 ℃ (E)一律送分
33. When U collides with one neutron, fission occurs, and the products are four neutrons, Sr , and
34. The highest point to which line XZ can be extended is called the (A) normal boiling point (B) triple point (C) melting point (D) critical point
35. The change from point O to point N corresponds to (A) condensation (B) evaporation (C) freezing (D) sublimation
36. Which structure of molecular formula C4H8Cl2 fits the 1 H NMR spectrum shown below?
37. For the system described by the figure below, which statement is CORRECT? 
(A) The forward reaction is endothermic (B) Ea for the forward reaction is greater than for the reverse reaction (C) The effect of a temperature change is greater for the reverse reaction than for the forward reaction (D) A and B are more stable than C and D
38. Which of the following concentrations can change with a change in temperature? 1. molality 2. molarity 3. mole percentage (A) 1 only (B) 2 only (C) 3 only (D) 1 and 2 only
39. Carbon monoxide is a hazardous air pollutant because it (A) reacts with oxygen to form CO2 (B) catalyzes smog formation (C) forms a stable complex with hemoglobin (D) catalyzes the decomposition of ozone
40. The proton NMR of a compound, C8H9ClO, has the following peaks. Which compound below best fits the data?
broad singlet 2.00 (1H)
 triplet 2.41 (2H)
 triplet 3.69 (2H) 
doublet 7.02 (2H)
 doublet 7.50 (2H) 
41. A suggested mechanism for the decomposition of ozone, 2O3 → 3O2 , is
O3O2 + O   fast equlibrium
O3 + O 2 O2 slow step
 According to this mechanism, the rate law will be
(A)k2[O][O3](B)(C)
(D)
42. At a given temperature, K = 0.020 for the equilibrium PCl5(g) ⇌PCl3(g) + Cl2(g) 
What is K for reaction Cl2(g) + PCl3(g)⇌PCl5(g) 
(A) 0.020 (B) 50 (C) 100 (D) 500
43. The table below lists the solubility product for compounds. Which salt is the most soluble (mol/L) in water? (A) CaCO3 (B) PbI2 (C) AgBr (D) Fe(OH)2
44. The following data were obtained for the reaction
 What is the order of the reaction with respect to B? (A) 0 (B) 1/2 (C) 1 (D) 2
45. Which process(es) is (are) most likely to lead to acid rain? 1. pollutants from a copper smelter 2. the burning of coal containing sulfur 3. xcessive spraying of herbicides or insecticides (A) 1 only (B) 2 only (C) 3 only (D) 1 and 2 only
46. Which of the following coordination compounds will immediately form a precipitate when combined with an AgNO3 solution? 
(A) Cr(NH3)3Cl3 (B) K[Cr(NH3)2Cl4] (C) Cr(NH3)2(H2O)(Cl3) (D) [Cr(NH3)6]Cl3
47. A compound which EI-MS spectrum is shown below, has M+ = m/z 156, M+2 = m/z 158, and m/z = 77 (base peak). What is the possible formula for this compound?  (A) C5H10Cl (B) C5H12Br (C) C6H5Cl (D) C6H5Br
48. Consider the following reaction, which is spontaneous at room temperature: 
C3H8(g) + 5O2(g) → 3CO2(g) + 4H2O(g) 
One would predict that 
(A) ∆H is + and ∆S is + (B) ∆H is – and ∆S is –. (C) ∆H is – and ∆S is + (D) ∆H is + and ∆S is –.
49. Identify compound Y. 
 (A) 2-bromobutane (B) meso-2,3-dibromobutane (C) 2,3-dibromo-2-butene (D) racemic (2R,3R) and (2S,3S)-2,3-dibromobutane
50. Which of the following cannot undergo an E2 reaction?
(D)B and C

申論題 (0)