
bài tập este

Quiz
•
Chemistry
•
1st - 12th Grade
•
Hard
Liên Kim
Used 3+ times
FREE Resource
40 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
(1)CH3CH2COOCH3 ; (2)CH3OOCCH3;
(3)HCOOC2H5 ; (4)CH3COOH;
(5)CH3CH2COOCH3 ; (6) HOOCCH2CH2OH
(7)CH3OOC-COOC2H5. Những chất thuộc loại este là:
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tại sao este được dùng làm phụ gia thực phẩm, chất tạo hương liệu?
Este có mùi thơm
Este không độc
este không tan trong nước
Este thơm và không độc
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất nào sau đây có tên là metyl axetat?
CH3COOCH3
CH3COOC2H5
HCOOC2H5
HCOOCH3
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất nào có nhiệt độ sôi cao nhất?
C4H9OH
C3H7COOH
CH3COOC2H5
C2H5OH
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