
ÔN TẬP GIỮA KÌ 1 HÓA 12
Quiz
•
Chemistry
•
12th Grade
•
Medium
Nga Thuý
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49 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Chất nào dưới đây không phải là este?
HCOOC6H5.
HCOOCH3.
CH3COOCH3.
CH3COOH.
2.
MULTIPLE CHOICE QUESTION
45 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)
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Este etyl fomat có công thức là
CH3COOCH3.
HCOOC2H5.
HCOOCH=CH2.
HCOOCH3.
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Este vinyl fomat có công thức là
CH3COOCH3.
HCOOC2H5.
HCOOCH=CH2.
HCOOCH3.
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Phenyl axetat có công thức phân tử là
C9H10O2.
C8H6O2.
C8H8O2.
C7H6O2.
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Chất nào sau đây không phải là axit béo?
Axit axetic.
Axit panmitic.
Axit oleic.
Axit stearic.
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Este nào sau đây có mùi thơm của hoa nhài?
Benzyl axetat.
Isoamyl axetat.
Etyl butirat.
Geranyl axetat.
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