
htrieu
Authored by Chanh Quang
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2nd Grade

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Công thức cấu tạo nào sau đây là của chất béo glyceryl tristearate
(C17H35COO)3C3H5
(C17H33COO)3C3H5
(C17H31COO)3C3H5
(C15H31COO)3C3H5
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất béo A có công thức cấu tạo C17H33COO)3C3H5. A Là chất béo nào sau đây
Tristearin
Triolein
Tripalmitin
Trilinolein
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ethyl formate là một ester có mùi thơm của quả đào chín. Công thức của Ethyl Formate là
H-COO-C2H5
C6H5-COO-CH3
C6H5-CH2-COO-CH3
CH3-COO-CH2-C6H5
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tên gọi của HCOOC2H5 là ?
methyl formate
Ethyl formate
methyl acetate
Ethyl acetate
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tên gọi của este có CTCT thu gọn: CH3COOCH(CH3)2 là ?
Propyl acetate
Isopropyl acetate
Sec-propyl acetate
Propyl formate
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Methyl acetate có công thức cấu tạo là ?
CH3COOC2H5
HCOOC2H5
CH3COOCH3
HCOOCH3
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ester vinyl acetate có công thức là
CH3COOCH=CH2
CH3COOCH3
HCOOCH3
CH2=CHCOOCH3
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