CHƯƠNG ESTE - LIPIT
Quiz
•
Chemistry
•
12th Grade
•
Medium
Han nguyễn
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40 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Este không no, 1C=C, đơn chức, mạch hở có công thức phân tử là
CnH2n-2O4 (n≥3).
CnH2nO2 (n≥2).
CnH2n-4O2 (n≥3).
CnH2n-2O2 (n≥3).
2.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Số este có công thức phân tử C4H8O2 mà khi thủy phân trong môi trường axit thì thu được axit fomic là
1
2
3
4
3.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Tên gọi của este HCOOC2H5 là
etyl axetat.
metyl fomat.
metyl axetat.
etyl fomat.
4.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Etyl propionat là este có mùi thơm của dứa. Công thức của etyl propionat là
HCOOC2H5.
C2H5COOC2H5
C2H5COOCH3.
CH3COOCH3.
5.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Thủy phân este X trong dung dịch axit, thu được CH3COOH và CH3OH. Công thức cấu tạo của X là
CH3COOC2H5
HCOOC2H5
CH3COOCH3
C2H5COOCH3
6.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Metyl acrylat có công thức cấu tạo thu gọn là
CH3COOC2H5.
CH2=CHCOOCH3
C2H5COOCH3.
CH3COOCH3.
7.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Trong số các chất sau đây, chất nào có nhiệt độ sôi lớn nhất?
C3H7OH
CH3COOH
CH3CHO
HCOOCH3
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