
OXIT VÀ AXIT ( LỚP 9)
Authored by champa cô
Chemistry
9th Grade
Used 22+ times

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26 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất tác dụng với oxit bazơ tạo ra dung dịch muối:
K2O.
CuO.
SO2.
NO.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất khí nào sau đây là nguyên nhân gây ra hiệu ứng nhà kính?
CO2
O2
N2
H2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất tác dụng với nước tạo ra dung dịch axit là
K2O.
CuO.
P2O5.
CaO.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất tác dụng với nước tạo ra dung dịch bazơ là:
CO2
Na2O
SO2
P2O5
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Lưu huỳnh trioxit (SO3) tác dụng được với:
Nước, sản phẩm là bazơ.
Axit, sản phẩm là bazơ.
Nước, sản phẩm là axit
Bazơ, sản phẩm là axit.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Đồng (II) oxit (CuO) tác dụng được với:
Nước, sản phẩm là axit.
Nước, sản phẩm là bazơ.
Bazơ, sản phẩm là muối và nước.
Axit, sản phẩm là muối và nước.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Công thức hóa học của sắt (III) oxit:
Fe2O3.
Fe3O4.
FeO.
Fe3O2.
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