
BÀI KIỂM TRA OXIDE - 8C6 -2
Authored by Hùng Nguyễn Đăng
Science
8th Grade
Used 2+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Oxit nào sau đây không phải là oxit axit: FeO, SO3, Al2O3, CaO?
Al2O3
SO3
FeO
CaO
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Oxit nào sau đây không phải là oxit bazơ: N2O5, CO2, SO3, CaO?
CaO
CO2
N2O5
SO3
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Viết công thức hóa học của oxit sắt (III).
FeO
Fe2O3
FeO2
Fe3O4
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Viết công thức hóa học của calcium oxide.
O2Ca
CaO
CaO2
Ca2O
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Oxit nào sau đây không phải là oxit của kim loại: CO2, Fe2O3, CuO, ZnO?
CO2
FeO2
Cu2O
Zn2O
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Viết công thức hóa học của aluminium oxide.
Al2O3
Al3O2
AlO
AlO2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Oxide nào sau đây không phải là oxide của phi kim: SO2, CO, H2O, MgO?
CO
SO2
H2O
MgO
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