
ẺTNHER
Authored by Bảo Trần
English
1st Grade
Used 1+ times

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17 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất nào sau đây không phải là este
HCOOCH3
C2H5OC2H5
CH3COOC2H5
C2H5(COOCH3)3
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Số đồng phân este ing với công thức phân tử C3H6O2
5
4
2
3
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Số đồng phân đơn chức ứng với công thức phân tử C4H8O2
3
4
5
6
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Công thức tổng quát của este tạo bởi axit đơn chức no, mạch hở và ancol no, đơn chức, mạch hở có công thức chung
CnH2n+2O2(n>=2)
CnH2nO2(N>=2)
CnH2nO2(N>=3)
C6H2nO2(N>=4)
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tên gọi của este HCOOCH3
metyl axetaT
metyl format
etyl fomat
etyl axetat
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hợp chất X có công thức cấu tạo CH3 CH2 COOCH3. Tên gọi của X là
etyl axetat
metyl propionat
metyl axetat
propyl axetat
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Este etyl axetat có công thức là
CH3CH2OH
CH3COOH
CH3COOC2H5
CH3CHO
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