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Worksheets

Balancing Chemical Equations

Total questions: 32

Worksheet time: 3hrs 40mins

Name
Class
Date
1.

Balance the following chemical equation and give the value for W

WC3H8  (l) + XO2 (g) --> YCO2 (g) + ZH2O (l)

(a)  

2.

Balance the following chemical equation and give the value for X

WC3H8  (l) + XO2 (g) --> YCO2 (g) + ZH2O (l)

(a)  

3.

Balance the following chemical equation and give the value for Y

WC3H8  (l) + XO2 (g) --> YCO2 (g) + ZH2O (l)

(a)  

4.

Balance the following chemical equation and give the value for Z

WC3H8  (l) + XO2 (g) --> YCO2 (g) + ZH2O (l)

(a)  

5.

Balance the following chemical equation and give the value for W

WAl2(SO3)3 + XNaOH --> YNa2SO3 + ZAl(OH)3

(a)  

6.

Balance the following chemical equation and give the value for X

WAl2(SO3)3 + XNaOH --> YNa2SO3 + ZAl(OH)3

(a)  

7.

Balance the following chemical equation and give the value for Y

WAl2(SO3)3 + XNaOH --> YNa2SO3 + ZAl(OH)3

(a)  

8.

Balance the following chemical equation and give the value for Z

WAl2(SO3)3 + XNaOH --> YNa2SO3 + ZAl(OH)3

(a)  

9.

Balance the following chemical equation and give the value for W

WAl2O3 + XFe --> YFe3O4 + ZAl

(a)  

10.

Balance the following chemical equation and give the value for X

WAl2O3 + XFe --> YFe3O4 + ZAl

(a)  

11.

Balance the following chemical equation and give the value for Y

WAl2O3 + XFe --> YFe3O4 + ZAl

(a)  

12.

Balance the following chemical equation and give the value for Z

WAl2O3 + XFe --> YFe3O4 + ZAl

(a)  

13.

Potassium chlorate can decompose according to the following reaction:

XKClO3 --> YKCl + ZO2

Balance this equation and give the value of X.

(a)  

14.

Potassium chlorate can decompose according to the following reaction:

XKClO3 --> YKCl + ZO2

Balance this equation and give the value of Y.

(a)  

15.

Potassium chlorate can decompose according to the following reaction:

XKClO3 --> YKCl + ZO2

Balance this equation and give the value of Z.

(a)  

16.

Ammonium nitrate can decompose according to the following reaction:

XNH4NO3 --> YN2O + ZH2O

Balance this equation and give the value of X.

(a)  

17.

Ammonium nitrate can decompose according to the following reaction:

XNH4NO3 --> YN2O + ZH2O

Balance this equation and give the value of Y.

(a)  

18.

Ammonium nitrate can decompose according to the following reaction:

XNH4NO3 --> YN2O + ZH2O

Balance this equation and give the value of Z.

(a)  

19.

Bicarbonate of soda can decompose by the following reaction:

WNaHCO3 --> XNa2CO3 + YH2O + ZCO2

Balance this equation and give the value of W.

(a)  

20.

Phosphoric acid can be formed by the following reaction:

XP4O10 + YH2O --> ZH3PO4

Balance this equation and give the value of X.

(a)  

21.

Phosphoric acid can be formed by the following reaction:

XP4O10 + YH2O --> ZH3PO4

Balance this equation and give the value of Y.

(a)  

22.

Phosphoric acid can be formed by the following reaction:

XP4O10 + YH2O --> ZH3PO4

Balance this equation and give the value of Z.

(a)  

23.

Aluminium sulfate is a chemical which is often used in water purification processes. It can be manufactured by the process outlined below:

WAl + XH2SO4 --> YAl2(SO4)3 + ZH2

Balance this equation and state the value of W.

(a)  

24.

Aluminium sulfate is a chemical which is often used in water purification processes. It can be manufactured by the process outlined below:

WAl + XH2SO4 --> YAl2(SO4)3 + ZH2

Balance this equation and state the value of X.

(a)  

25.

Balance the following equation and identify X:

WBe2C + XH2O --> YBe(OH)2 + ZCH4

(a)  

26.

Balance the following equation and identify Y:

WBe2C + XH2O --> YBe(OH)2 + ZCH4

(a)  

27.

Balance the following equation and identify W:

VS + WHNO3 --> XH2SO4 + YNO2 + ZH2O

(a)  

28.

Balance the following equation and identify Z:

VS + WHNO3 --> XH2SO4 + YNO2 + ZH2O

(a)  

29.

Balance the following equation and identify Y:

VNH3 + WCuO --> XCu + YN2 + ZH2O

(a)  

30.

Balance the following equation and identify W:

VNH3 + WCuO --> XCu + YN2 + ZH2O

(a)  

31.

Balance the following equation and identify W:

VCu + WHNO3 --> XCu(NO3)2 + YNO + ZH2O

(a)  

32.

Balance the following equation and identify X:

VCu + WHNO3 --> XCu(NO3)2 + YNO + ZH2O

(a)