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• 複選題14. C3 化合物的各種同分異構物中， 下 列 哪 些 官 能 基 可 能 存 在 ？ (A) 羥 基 (B) 羰 基 (C) 羧 基 (D) 炔 (E) 醚
• 複選題15. 碳酸鈣固體溶於水為一放熱反應。下 列 甲、乙、丙 三 種 圖 形 分 別 代 表 碳酸 鈣固體在水中溶解量與施加變因的關係圖。下列相關變因的敘述，哪些正確？(A) 通 入 二 氧 化 碳
• 16.The coordination geometry of Cr(NO)4 is_____  . (A) tetrahedral (B)trigonal pyramidal(C) see-saw
• 17.What type of hi^h energy bonds are found in ATP and ADP? (A) ca^oxylic anhydride(B) phosphodieste
• 18.Consider the second-order reaction A → products, Mich has a first half-life of 25 s.If the concen
• 19.Which of the following is the reason for minimum chemical interferences in inductively-coupled pl
• 20.The point group of H2O2 is_______  . (A) C2 (B) C2v (C) C3 (D) C3v(E) none of the above
• 21.The C–O bond order of CO_ is_______ . (A)1 (B)1.5 (C)2(D) 2.5 (E) 3
• 22.The reaction A→B + C is known to be zero order in A with a rate constant of 4.8 x 10-2 mol\/L •
• 23.Which of the following statements is\/are true? I. An excited atom can return to its ground stat
• 24.How many electrons can be described by the quantum numbers n = 4, l = 4, ml= 1? (A) 14(B)6(C)10(D
• 25.The concentration of OH- ions in a solution is 5.62 mM. Determine the pH of the solution. (A) 11.
• 26.In which of the following techniques are we measuring the amount of light absorbed as a function
• 27.A gas releases 2.0 J of heat and then performs 11.8 Jof woric. What is the change in the internal
• 28.The pKb of die base cyclohexamine, C6H11NH2, is 3.36. What is the pKa of the conjugate acid, C6H1
• 29.Ellipsometry is commonly used to measure the thickness of films. Which of the following signal is
• 30.Which of the following is not a feature of carrier g^s used in gases chromatogr\/)hy? (A)The car
• 4. Which of the following is a correct Diels-Alder reaction product of the following reaction? (A)(B
• 77. 左圖之逆止閥方向表示(A)(B)(C)(D)
• 複選題16. 根據表 2，下列 關 於 乙 烷 、 乙 烯 、 乙 炔 三 者 的 敘 述 哪 些 正 確 ？ (A) 將 三 種 氣 體 完 全 燃 燒 後，若 以 生 成 每 莫 耳 產 物 平
• 31.Determine tiie correct unit and magnitude of the electric field at distance x from the midpoint o
• 9. 在化學結構的描繪中，代表兩結構互為共振結構是下列何種箭頭的形式？ (A)(B)(C)(D)
• 14. XeF4 的 Lewis 結構中，Xe 周圍有幾個電子？ (A) 12 (B) 10 (C) 8 (D) 6
• 15. 某一特定元素之系列游離能為 I1 = 577.9 kJ\/mol，I2 = 1,820 kJ\/mol，I3 = 2,750 kJ\/mol，I4 = 11,600 kJ\/mol，和
• 16. (v) CH3CHO→CH3CH2OH；以上有幾項為還原半反應？ (A) 1 (B) 2 (C) 3 (D) 4