
điều chế ét te
Quiz
•
Chemistry
•
9th - 12th Grade
•
Hard
bách trần
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10 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
?+ C6H5OH → CH3COOC6H5 + CH3COOH
? là:
(CH3CO)2O
C6H5ONa
CH3CO2
C6H5COOH
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Propyl fomat được điều chế từ
A. axit fomic và ancol metylic.
B. axit fomic và ancol propylic.
C. axit axetic và ancol propylic.
D. axit propionic và ancol metylic.
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Cho sơ đồ điều chế chất E từ metan như sau:
Metan A → B → C → D E
Vậy chất E là:
A. C2H5OH
B. CH3COOH
C. HCOOCH3
D. CH3CHO
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
để điều chế este của vinyl ta cho axit tác dụng vs chất nào dưới đây
ch3cho
ch3oh
c2h4
c2h2
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
có mấy cách để tạo ra este đã học
A.1
B.2
C.3
D.4
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
CH3COOC2H5 được điều chế từ axit nào dưới đây
axit fomic
axit axetic
axit propionic
axit acrylic
7.
FILL IN THE BLANK QUESTION
1 min • 1 pt
CH3COOC6H5 điều chế từ
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