4.下列敘述何者錯誤?
(A)實驗所觀測到的反應速率其實是反應機構中最慢的步驟的速率。
(B)基本反應的階數必定是整數。
(C)溫度上升則吸熱反應的正 反應變快逆反應變慢。
(D)大量的惰性物質可使反應系統傾向恆溫反應。

1.半生期和反應物初始濃度無關的是?(A)零階反應(B)一階反應(C)二階反應 (D)以上皆非。

2.若正反應的活化能大於逆反應的活化能則該反應為?(A)吸熱反應(B)放熱反 應(C)資訊不足以判斷(D)反應熱與活化能無關。

3.下列敘述何者錯誤?(A)反應速率方程式只適用在實驗的溫度、壓力、濃度範圍之內。(B)反應的階數可能因為反應物濃度不同而改變。(C)速率方程式只 要舆實驗數據夠貼近就可以了,不一定得完全相符。(D)在某種反應器作實 驗所獲得的速率方程式不可以套用到其他型式的反應器。

12. Half life period of decomposition of a liquid "A" by irreversible first order reaction is 12 minutes. The time required for 75% conversion of "A" is___________ minutes. (A) 18 (B) 24 (C) 6 (D) 12

11. Conversion increases with increase in temperature in case of a/an__________ reaction. (A) Autocatalytic (B) Irreversible (C) Reversible endothermic (D) Reversible exothermic

10. In Langmuir treatment of adsorption, (A) Whole surface of the catalyst does not have the same activity for adsorption and there is attraction between the adsorbed molecule (B) Whole surface of the catalyst is essentially uniform and the adsorbed molecule has no effect on the rate of adsorption per site (C) All the adsorption does not take place by the same mechanism (D) Extent of adsorption is more than one complete monomolecular layer on the surface

9. In an exothermic chemical reaction, the reactants compared to the products have: (A) Higher temperature (B) More energy (C) Less energy (D) Same energy , then the pore diffusion resistance in a catalyst may be

8. Which of the following chemical reactions will be favored by low pressure? (A) 2HI = H2+ I2 (B) N2O2 = 2NO (C) N2 + O2 = 2NO (D) None of these

7. If Thiele modulus is____________ considered as negligible. (A) 0 (B)∞(C) ＜0.5 (D) ＞0.5

6. A batch reactor is suitable for: (A) Achieving 100 percent conversion of reactants into products (B) Large scale gaseous phase reactions (C) Liquid phase reactions (D) Obtaining uniform polymerization products in highly exothermic reactions

110年 - 110 國立中央大學_碩士班招生考試_化學工程與材料工程學系/甲組(一般生):化工熱力學及化學反應工程#105938

110年 - 110 高雄科技大學_碩士班招生考試_化學工程與材料工程系：化學反應工程(甲組)#104403