ÔN TẬP HK1
Authored by Đỗ Bằng
Chemistry
12th Grade
Used 2+ times
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24 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Este no, đơn chức, mạch hở có công thức phân tử là
A. CnH2nO (n≥2)
B. CnH2nO2 (n≥2)
C. CnHnO3 (n≥2)
D. CnH2nO4 (n≥2)
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Số đồng phản este ứng với công thức phân tử C3H6O2 là
A. 2
B. 3
C. 5
D. 4
3.
MULTIPLE SELECT QUESTION
20 sec • 1 pt
Số đồng phân este ứng với công thức phân tử C4H8O2 là
A. 5
B. 2
C. 4
D. 6
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Số este có công thức phân tử C4H8O2 mà khi thủy phân trong môi trường axit thì thu được axit fomic là
A. 1
B. 2
C. 3
D. 4
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Tên gọi của este CH3COOC2H5 là
A. Etyl fomat
B. Etyl axetat
C. Metyl axetat
D. Metyl fomat
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Tên gọi của este HCOOCH3 là
A. metyl axetat
B. metyl fomat
C. etyl fomat
D. etyl axetat
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Tên gọi của este CH3COOCH3 là
A. etyl axetat
B. metyl propionat
C. metyl axetat
D. etyl fomat
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