
Trả bài este
Quiz
•
Chemistry
•
KG - 12th Grade
•
Practice Problem
•
Hard
Thuý Phạm
Used 9+ times
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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất nào sau đây không phải là Este?
HCOOC6H5
HCOOCH3
CH3COOH
CH3COOCH3
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
ESTE có công thức phân tử CH3CH2COOCH3 có tên gọi là?
Metyl axetat
Vinyl axetat
Metyl fomat
Metyl propionat
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
ESTE VINYL PROPIONAT CÓ CÔNG THỨC LÀ?
CH3COOCH3
CH3CH2COOCH3
CH3CH2COOCH=CH2
HCOOCH=CH2
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Cho các chất sau: CH3OH (1); CH3COOH (2); HCOOC2H5 (3). Thứ tự nhiệt độ sôi giảm dần là
(3),(1),(2)
(2),(1),(3)
(1),(2),(3)
(2),(3),(1)
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Este no, đơn chức, mạch hở có công thức tổng quát là?
CnH2nO2 (n ≥ 2)
CnH2n-2O2 (n ≥ 2)
CnH2n+2O2 ( n ≥ 2)
CnH2nO ( n ≥ 2)
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