
hóa 11 cuôi kỳ lân3
Quiz
•
Chemistry
•
12th Grade
•
Practice Problem
•
Medium
Thu Đoàn Việt
Used 4+ times
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46 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Số nguyên tử cacbon trong phân tử etan là
A. 1. B. 2. C. 3. D. 4.
A
B
C
D
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Số liên kết đôi C=C trong phân tử buta-1,3-đien là
A. 2. B. 3. C. 4. D. 1.
A
B
C
D
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Khi đun nóng, toluen không tác dụng được với chất nào sau đây?
A. H2 (xúc tác). B. KMnO4. C. Br2 (xúc tác). D. NaOH.
A
B
C
D
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ancol etylic tác dụng với Na, thu được hiđro và chất nào sau đây?
A. C2H5OH. B. C2H5ONa. C. CH3OH. D. CH3ONa.
A
B
C
D
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ancol nào sau đây là ancol bậc II?
A. CH3OH. B. CH3CH2OH. C. CH3CH(OH)CH3. D. CH3CH2CH2OH.
A
B
C
D
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất nào sau đây có nhiệt độ sôi cao nhất?
A. Axit fomic. B. Etanol. C. Etanal. D. Etan.
A
B
C
D
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Đốt cháy hoàn toàn 0,015 mol C3H8, thu được CO2 và m gam H2O. Giá trị của m là
A. 0,54. B. 0,81. C. 2,16. D. 1,08.
A
B
C
D
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