
ôn tập 2
Quiz
•
Chemistry
•
11th Grade
•
Practice Problem
•
Medium
Thủy Nguyễn
Used 2+ times
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50 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
metanol (ancol metylic) có công thức là
A. C2H5OH. B. C2H4(OH)2.
C. CH3OH. D. C3H5(OH)3.
A
B
C
D
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Phenol (C6H5OH) không phản ứng với chất nào sau đây?
A. Na. B. NaOH.
C. NaHCO3. D. Br2
A
B
C
D
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sản phẩm hữu cơ khi cho axetandehit tác dụng với AgNO3/ddNH3 là
A. CH3COOH. B. CH3COONH4
C. CH3OH. D. (NH4)2CO3
A
B
C
D
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tên gọi nào sau đây của HCHO là không đúng?
A. Anđehit fomic. B. Fomandehit.
C. Metanal. D. Andehit axetic.
A
B
C
D
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Axit cacboxylic nào sau đây là đồng đẳng của CH3COOH
A. CH2=CHCHO B. CH2=CH-COOH.
C. C6H5-COOH.
D. C4H9COOH.
A
B
C
D
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cho phản ứng : C2H2 + H2O -> A . Vậy A là chất nào dưới đây ?
A. CH2=CHOH. B. CH3CHO.
C. CH3COOH. D. C2H5OH.
A
B
C
D
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Công thức chung của ankylbenzen là:
A. CnH2n+1C6H5.
B. CnH2n+6 với n ≥ 6.
C. CxHy với x ≥ 6.
D. CnH2n-6 với n ≥ 6.
A
B
C
D
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