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Bài Tập

Authored by Huy Nguyễn

Chemistry

1st - 10th Grade

Used 8+ times

Bài Tập
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28 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

x+y

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

1+1=?

2

11

5

1

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

5x5=?

10

15

25

125

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

-2

-35

-24

-56

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Nước nào có diện tích lớn nhất

Trung Quốc

Việt Nam

Nga

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

8 Cl có nghĩa là gì?

8 chất clo.

8 nguyên tố Clo.  

8 phân tử clo. 

8 nguyên tử clo.

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Năm phân tử hiđro viết là:

5H    

5H2   

H2 

 5 h2

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