HÓA 9 - ÔN TẬP HÓA 9 (LẦN 3)
Quiz
•
Chemistry
•
1st Grade
•
Practice Problem
•
Hard
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Used 8+ times
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50 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Chất tác dụng với nước tạo ra dung dịch axit là
CaO
CuO
P2O5
K2O
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Lưu huỳnh trioxit (SO3) tác dụng được với:
Bazơ, sản phẩm là axit
Nước, sản phẩm là axit
Axit, sản phẩm là bazơ
Nước, sản phẩm là bazơ
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dãy chất gồm các oxit axit là:
H2O, CO, NO, Al2O3
SO2, P2O5, CO2, SO3
CO2, SO3, Na2O, NO2
CO2, SO2, NO, P2O5
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dãy oxit tác dụng với dung dịch axit clohiđric (HCl):
SO2, MgO, CO2, Ag2O
CaO, CO, N2O5, ZnO
Fe2O3, CuO, MnO, Al2O3
CuO, Fe2O3, CO2, FeO
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Khí có tỉ khối đối với hiđro bằng 32 là:
CO2
SO3
SO2
N2O
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dãy gồm các kim loại tác dụng được với dung dịch H2SO4 loãng là:
Fe, Zn, Ag
Zn, Fe, Cu
Fe, Cu, Mg
Zn, Fe, Al
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dãy oxit tác dụng với dung dịch HCl tạo thành muối và nước là:
CaO, SO2, CuO
SO2, Na2O, CaO
CuO, Na2O, CaO
CO2, SO2, CuO
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