
Chuyên đề oxit
Authored by Ngoc Mai
Chemistry
8th Grade
Used 7+ times

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21 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Hợp chất nào sau đây không phải là oxit
NO2
CO2
FeS
CuO
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Oxit nào sau đây là oxit axit
BaO
K2O
CaO
SO2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Oxit bắt buộc phải có nguyên tố
Oxi
Halogen
Hidro
Lưu huỳnh
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chỉ ra công thức viết sai: CaO, CuO, KO, CO2, SO
CaO, CuO
KO, CaO
KO, CO2
KO, SO
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Chỉ ra các oxit bazo: P2O5, MgO, CuO, BaO, Na2O, P2O3
P2O5, MgO, CuO
MgO, CuO, BaO, Na2O
BaO, Na2O, P2O3
P2O5, MgO, P2O3
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Chỉ ra oxit axit: : P2O5, CaO, CuO, BaO, SO2, CO2
P2O5, CaO, CuO, BaO
BaO, SO2, CO2
CaO, CuO, BaO
SO2, CO2 , P2O5
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chọn đáp án đúng
CO cacbon (II) oxit
CuO đồng (II) oxit
FeO sắt (III) oxit
CaO canxi trioxit
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