
KTĐG - ESTE (CƠ BẢN)
Authored by Duyen Pham
Chemistry
12th Grade
Used 16+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Công thức phân tử tổng quát của este no, mạch hở, đơn chức là
CnH2n + 2O.
CnH2n + 2O2.
CnH2nO.
CnH2nO2.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất nào sau đây là este?
C2H5OCH3.
CH3COCH3.
CH3OOCC2H5.
CH3COOH.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Propyl fomat được điều chế từ
axit fomic và ancol metylic.
axit fomic và ancol propylic.
axit axetic và ancol propylic.
axit propionic và ancol metylic.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Công thức cấu tạo của etyl axetat là
CH3COOCH3.
CH3COOC2H5.
HCOOC2H5.
C2H5COOCH3.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Este nào dưới đây có mùi thơm của chuối chín?
Isoamyl axetat.
Benzyl axetat.
Geranyl axetat.
Etyl butirat.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tên gọi của este có công thức phân tử C2H4O2 là
axit axetic.
metyl fomat.
etyl axetat.
etyl fomat.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Số đồng phân este ứng với công thức phân tử C4H8O2 là
2.
3.
4.
5.
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