CỦNG CỐ ESTE
Quiz
•
Chemistry
•
10th - 12th Grade
•
Practice Problem
•
Hard
THỦY NGUYỄN
Used 4+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Công thức chung của este no, đơn chức, mạch hở là
CnH2nO2 _ _ _ _ _
CnH2n - 2O2 _ _ _
CnH2n - 4O2 _ _ _
CnH2n + 2O2 _ _ _
2.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Chất nào sau đây không phải là este?
HOOCH 3 .
CH3COOH . _
HCOOC6H5 . _ _ _
CH 3 COOCH 3 .
3.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Chất nào sau đây là este?
CH 3 CHO.
CH3COOH . _
CH 3 COOCH 3 .
C3H7OH . _ _ _
4.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Hợp chất C 2 H 5 COOCH 3 có tên gọi là
propil axetat.
etil fomat.
etil axetat.
propionat de metil.
5.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Este etyl axetat có công thức là
HOOCH 3 .
CH 3 COOCH 3 .
HCOOC2H5 . _ _ _
CH3COOC2H5 . _ _ _ _ _
6.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Este metyl axetat có công thức là
HOOCH 3 .
CH 3 COOCH 3 .
HCOOC2H5 . _ _ _
CH3COOC2H5 . _ _ _ _ _
7.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Chất X có công thức phân tử C 3 H 6 O 2 , là este của axit axetic. Công thức cấu tạo thu gọn của X là
HOC2H4CHO . _ _ _
CH 3 COOCH 3 .
C2H5COOH . _ _ _
HCOOC2H5 . _ _ _
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