10分鐘小測:第53章 催化作用和工業過程
Quiz
•
Chemistry
•
9th - 12th Grade
•
Practice Problem
•
Hard
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10 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
在沒有催化劑的情況下,某單步驟反應的能線圖如圖中所示。在有催化劑的情況下,哪些反應參數,以(1)、(2)和(3)標示,不會受到影響?
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
下列哪項是催化劑對可逆反應的影響的正確描述?
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
考慮在某温度下,一氣態反應體系的麥克斯韋-波爾茲曼分佈曲線如圖中所示。下列哪些有關這曲線的陳述正確?
(1) X代表氣態粒子最可能的動能。
(2) 温度增加時曲線下的面積維持不變。
(3) 把催化劑加入體系時Eₐ向左移動。
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
下列哪項不是在工業過程中使用催化劑的好處?
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
下列哪項有關催化劑在反應終結時的陳述正確?
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
指示:第6和7題是與在哈柏法中使用的固態催化劑有關。
在工業上從氫與氮反應可生成氨,用作催化劑的物質是甚麼?
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
指示:第6和7題是與在哈柏法中使用的固態催化劑有關。
下列有關在第6題提及過的固態物質的催化性質的各項陳述,哪些正確?
(1) 該固態物質透過呈現不同的氧化態來催化這反應。
(2) 該固態物質透過在表面提供活性部位來催化這反應。
(3) 該固態物質透過提供活化能較低的另一途徑來催化這反應。
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