Free Printable Balanced Equations

1.

0

—

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What is the left part of a chemical equation called?

2H₂ + O₂ ---> 2H₂O

Yields

Reactants

Products

Chemical equation

0

—

What is the left part of a chemical equation called?

2H₂ + O₂ ---> 2H₂O

a)

Yields

b)

Reactants

c)

Products

d)

Chemical Equations

2.

$H_2O$ How many Oxygen atoms are in

a)

1

b)

2

c)

3

d)

4

3.

How many carbon atoms are in C6H12O6

a)

24

b)

6

c)

12

d)

18

4.

How many manganese (Mn) atoms are in the following equation?: 2MnO4

a)

2

b)

8

c)

1

d)

4

5.

In the equation, Mg + O2 —> (MgO)2, which are the reactants?

a)

O and MgO

b)

Mg and MgO

c)

Mg and O

d)

MgO

6.

Solve the following equation: $Fe\ +\ H_2SO_4\ ->\ Fe_2\left(SO_4\right)_{3\ }+\ H_2$

a)

2,3,1,3

b)

1,3,3,2

c)

3,1,1,3

d)

2,3,3,1

7.

$C_2H_6\ +\ O_2\ ->H_2O\ +\ CO_2$ Solve the following equation:

a)

2,1,6,4

b)

4,5,4,6,

c)

3,5,1,3

d)

2,7,6,4

8.

$NH_3\ +\ O_2\ ->\ NO\ +\ H_20$ Solve the following equation:

a)

5,6,4,4

b)

4,5,4,6

c)

5,6,4,3

d)

1,1,1,1

9.

$PCl_5+H_2O->HCl+H_3PO_4$ Balance this equation

a)

1,3,4,1

b)

5,1,4,1

c)

4,1,1,5,

d)

1,4,5,1,

10.

$Al+FeO->Al_2O_2+Fe$ Solve this equation:

a)

1,1,2

b)

2,2,2

c)

2,4,2

d)

2,1,2

11.

$SnO_2+H_2->Sn+H_2O$ Balance this equation:

a)

1,2,1,1

b)

1,2,3,4

c)

2,3,2,3

d)

1,2,1,2

12.

$CF_4+Br_2->CBr_4+F_2$ Balance this equation:

a)

1,2,2,1

b)

2,1,1,2

c)

2,1,2,1

d)

1,2,1,2

13.

$H_2$ What does 2 mean

a)

Atom

b)

Subscript

c)

Coefficient

d)

Equation

14.

$Al+HCl\ ->\ H_2+AlCl_3$ balance This equation:

a)

2,6,3,2

b)

Balanced as is

c)

4,12,3,4

d)

2,6,3,3,

15.

$CH_4+\ O_2\ ->\ CO_2+H_2O$ Balance this equation:

a)

1,1,2,1

b)

1,2,1,2

c)

2,1,2,1

d)

1,2,11

Balanced Equations

Total questions: 15

Worksheet time: 7mins

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