H12_ESTE ĐÓ CÁC BẠN Ạ!.
Quiz
•
Chemistry
•
University
•
Hard
Nguyễn Phú
Used 7+ times
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13 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất C6H5COOCH2CH3 có tên gọi là gì?
metylbenzoat
phenytaxetat
etylbezoat
phenylpropionat
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hợp chất este là
CH3CH2Cl.
HCOOC6H5
CH3CH2NO3
C2H5COOH
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất không phải là este là
HCOOCH=CH2.
CH3COOCH3.
CH3COOH.
HCOOCH3
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Đun nóng este HCOOCH3 với một lượng vừa đủ dung dịch NaOH, sản phẩm thu được là
HCOONa và C2H5OH.
CH3COONa và CH3OH.
HCOONa và CH3OH.
CH3COONa và C2H5OH.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Công thức tổng quát của este no, đơn chức, mạch hở là
CnH2nO (n ≥ 1).
CnH2nO2 (n ≥ 1)
CnH2nO2 (n ≥ 2).
CnH2nO3 (n ≥ 2).
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Đốt cháy este no, đơn chức, mạch hở thu được
nCO2 < nH2O
nCO2 > nH2O
nCO2 = nH2O
Không xác định.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Số đồng phân este có công thức phân tử C3H6O2 là
1
2
3
4
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