
Axit cacboxylic
Authored by phuong hangoc
Chemistry
11th Grade
Used 1+ times

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22 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Số đồng phân axit ứng với công thức C4H8O2 là
2
3
4
6
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Công thức chung của axit cacboxylic no, đơn chức, mạch hở là
CnH2nO2.
CnH2n+2O2.
CnH2n-1O2.
CnH2n+1O2.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dung dịch axit axetic không phản ứng được với
Mg.
NaOH.
NaHCO3.
NaNO3
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Cho các phản ứng sau ở điều kiện thích hợp:
(1) Lên men giấm ancol etylic.
(2) Oxi hóa không hoàn toàn anđehit axetic.
(3) Oxi hóa không hoàn toàn butan.
(4) Cho metanol tác dụng với cacbon oxit.
Trong những phản ứng trên, số phản ứng tạo axit axetic là
1
2
3
4
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Dãy số gồm các chất có nhiệt độ sôi tăng dần từ trái qua phải là:
C2H6, C2H5OH, CH3CHO, CH3COOH.
C2H6, CH3CHO, C2H5OH, CH3COOH.
CH3CHO, C2H6, C2H5OH, CH3COOH.
C2H6, CH3CHO, CH3COOH, C2H5OH.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Axit oxalic có vị chua của
giấm.
chanh.
me.
khế.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Axit malonic có công thức là
CH3-COOH.
CH2=CH-COOH.
C6H5-COOH.
HOOC-CH2-COOH.
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