
Chemistry CKI 12
Authored by Hien Trang
Chemistry
12th Grade
Used 4+ times

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75 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hợp chất nào sau đây là este?
CH3COOH
CH3CHO
CH3COOCH3
CH3COCH3
Answer explanation
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất nào dưới đây không phải là este ?
CH3COOCH3
HCOOCH3
HCOOC6H5
CH3COOH
Answer explanation
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Số este có cùng công thức phân tử C3H6O2 là
2
5
4
3
Answer explanation
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Đun nóng mỡ lợn với dung dịch NaOH luôn thu được
C3H5(OH)3
C17H33COONa
C17H31COOH
C17H35COOH
Answer explanation
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Đun nóng dầu dừa với dung dịch NaOH luôn thu được
Stearic
Stearin
Glixerol
Panmitic
Answer explanation
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Este A phản ứng với dung dịch NaOH (đun nóng), sinh ra CH3COONa và C2H5OH. A có công thức là
CH3COOCH3
CH3COOC2H3
CH3COOC2H5
HCOOCH3
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cho CH3COOCH3 vào dung dịch NaOH (đun nóng), sinh ra các sản phẩm là
CH3COONa và CH3COOH
CH3COONa và CH3OH
CH3COOH và CH3ONa
CH3OH và CH3COOH
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