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Worksheets

Chemistrylessons

Total questions: 28

Worksheet time: 23mins

Name
Class
Date
1.

Ion dương hóa trị 1

(a)  

2.

Ion dương hóa trị 2

(a)  

3.

Ion dương hóa trị III

(a)  

4.

OH-

(a)  

5.

Cl-

(a)  

6.

Br-

(a)  

7.

I-

(a)  

8.

NO3-

(a)  

9.

CH3COO-

(a)  

10.

AlO2-

(a)  

11.

HSO3-

(a)  

12.

HCO3-

(a)  

13.

H2PO4-

(a)  

14.

HS-

(a)  

15.

HSO4-

(a)  

16.

Ion am hóa trị I

(a)  

17.

HSO4-

(a)  

18.

Ion dương hóa trị 2

(a)  

19.

O=

(a)  

20.

S=

(a)  

21.

SO3=

(a)  

22.

SO4=

(a)  

23.

SiO4=

(a)  

24.

CO3=

(a)  

25.

ZnO2=

(a)  

26.

HPO4=

(a)  

27.

Ion am hoa tri 3

(a)  

28.

Ion am hoa tri 2

(a)