
Hóa 14-9
Authored by Trinh Trần
Chemistry
12th Grade
Used 2+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Công thức tổng quát của este tạo bởi axit đơn chức no mạch hở và ancol đơn chức no mạch hở có dạng.
CnH2n+2O2 ( n ≥ 2)
CnH2nO2 ( n ≥ 3)
CnH2nO2 (n ≥ 2)
CnH2n-2O2 ( n ≥ 4)
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất nào dưới đây không phải là este?
HCOOCH3
CH3COOH
CH3COOCH3
HCOOC6H5
3.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Phản ứng thủy phân este trong môi trường kiềm được gọi là phản ứng gì?
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Số đồng phân este ứng với công thức phân tử C4H8O2 là
2.
3.
4.
5.
5.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Este có mùi chuối chín có tên là gì?
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hợp chất X có công thức cấu tạo: CH3CH2COOCH3. Tên gọi của X là:
etyl axetat.
metyl propionat.
metyl axetat.
propyl axetat.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất nào có nhiệt độ sôi thấp nhất?
C4H9OH
C3H7COOH
CH3COOC2H5
C6H5OH
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