ĐỀ ÔN TN SỐ 4
Authored by Phuong. Thi
Chemistry
12th Grade
Used 3+ times
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37 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Oxit nào sau đây là oxit lưỡng tính?
Al2O3.
CrO3.
CrO.
Na2O.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất nào sau đây thuộc loại đisaccarit?
Glucozơ.
Tinh bột.
Xenlulozơ.
Saccarozơ.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dung dịch chất nào sau đây làm quỳ tím chuyển sang màu xanh?
Glyxin.
Anilin.
Alanin.
Etylamin.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hợp chất H2N- CH2-COOH không tác dụng với chất hoặc dung dịch nào sau đây?
HCl.
C2H5OH/khí HCl.
Na2SO4.
NaOH.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cho các chất: Tinh bột, glucozơ, saccarozơ, Ala – ala, chất béo. Số chất bị thuỷ phân trong dung dịch NaOH là
2.
1.
4.
3.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất nào sau đây là este?
C2H5OH.
CH3CHO
CH3COOCH3.
CH3COOH.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dung dịch Ca(HCO3)2 không tác dụng với chất nào sau đây?
KNO3.
HCl.
NaOH.
Na3PO4.
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