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Chuyên đề oxit

Authored by Ngoc Mai

Chemistry

8th Grade

Used 7+ times

Chuyên đề oxit
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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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