10分鐘小測:第37章 影響反應速率的因素
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
考慮鋅與氫氯酸的反應:
Zn(s) + 2HCl(aq) → ZnCl₂(aq) + H₂(g)
下列哪些因素能影響這反應的速率?
(1) 温度
(2) 鋅的表面面積
(3) 氫氯酸的濃度
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
沒經處理的方糖不被燃燒中的火柴點燃。但把方糖塗上煙灰後,它便很易被點燃,而在反應終止時全部煙灰都剩下來。下列哪因素導致這反應速率的改變?
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
把牛奶冷藏可減緩因細菌的作用而導致它變壞。下列哪是降温可減緩細菌作用的原因?
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
考慮以下的化學反應:
CH₄(g) + 2O₂(g) → CO₂(g) + 2H₂O(g) + 熱
哪坐標圖最能表示這反應的温度與速率的關係?
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
在常温下,把硝酸銀晶體和氯化鈉晶體混合時,它們似乎沒有反應,但把這兩種物質都加進水時,它們便發生反應,生成白色的沉澱。下列哪陳述可解釋這現象?
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
在已知温度下,把下列哪對化學品混合會產生最快的反應?
A. 在25°C把鋅粉和1.0 M的HCl(aq)混合
B. 在40°C把鋅粉和2.0 M的HCl(aq)混合
C. 在25°C把鋅粒和2.0 M的HCl(aq)混合
D. 在40°C把鋅粒和1.0 M的HCl(aq)混合
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
哪條線正確顯示氣態反應的速率與反應體系壓強之間的關係?
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