10分鐘小測:第20章 來自化石燃料的烴
Quiz
•
Chemistry
•
9th - 12th Grade
•
Practice Problem
•
Medium
Chemistry Aristo
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10 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
以下簡圖顯示在分餾塔內把石油中的烴分離。下列哪個有關餾分X、Y和Z的組合正確?
A
B
C
D
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
下列哪項有關石油的陳述不正確?
A. 藉分餾法可把它提煉。
B. 它主要由烴組成。
C. 它可直接用作汽車燃料。
D. 它由古代海洋生物的遺骸所形成。
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
下圖顯示用來把石油分離成不同的餾分所用的裝置。用試管相繼收集四個餾分。下列哪個組合是有關第四餾分的顏色及燃燒時火焰的黑煙量的最佳描述?
A
B
C
D
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
下列哪個方法最適合用來分離乙醇和庚烷的混合物?
(沸點:乙醇 = 78°C、庚烷 = 98°C)
A. 過濾法
B. 蒸發
C. 蒸餾法
D. 分餾法
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
下列哪些過程涉及化學變化?
(1) 在催化轉化器中除去未燃燒的烴
(2) 分餾石油
(3) 燃燒丁烷
A. 只有(1)和(2)
B. 只有(1)和(3)
C. 只有(2)和(3)
D. (1)、(2)和(3)
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
下列哪個化合物的黏度最高?
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
下表列出四個石油餾分 (P至S) 的資料。哪個餾分用作飛機燃料?
A. P
B. Q
C. R
D. S
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