Free Printable Limiting Reactants Quiz

1.

For the reaction $N_2 + 3H_2 \rightarrow 2NH_3$ , if you have 8 moles of $N_2$ and 21 moles of $H_2$ , how many moles of $NH_3$ can be produced?

a)

10 moles

b)

12 moles

c)

14 moles

d)

16 moles

2.

In the reaction $C_3H_8 + 5O_2 \rightarrow 3CO_2 + 4H_2O$ , if you have 4 moles of $C_3H_8$ and 21 moles of $O_2$ , which is the limiting reactant?

a)

$C_3H_8$

b)

$O_2$

c)

$CO_2$

d)

$H_2O$

3.

In the reaction $4Fe + 3O_2 \rightarrow 2Fe_2O_3$ , if you have 7 moles of $Fe$ and 5 moles of $O_2$ , which is the limiting reactant?

a)

$Fe$

b)

$O_2$

c)

$Fe_2O_3$

d)

None

4.

For the reaction $4NH_3+3O_2\rightarrow2N_2+6H_2O$ , if you have 20 moles of $NH_3$ and 18 moles of $O_2$ , how many moles of $N_2$ can be produced?

a)

8 moles

b)

10 moles

c)

12 moles

d)

14 moles

5.

For the reaction $4NH_3+5O_2\rightarrow4NO+6H_2O$ , if you have 45 moles of $NH_3$ and 50 moles of $O_2$ , how many moles of $H_2O$ can be produced?

a)

50 moles

b)

55 moles

c)

60 moles

d)

65 moles

6.

Identify the limiting and excess reactants in the reaction shown.

a)

O₂is limiting and H₂is excess.

b)

H₂is limiting and O₂is excess.

c)

O₂is both limiting and excess.

d)

There is no limiting reactant.

7.

Identify the limiting and excess reactants in the reaction shown.

a)

H₂ is limiting and Cl₂ is excess.

b)

Cl₂ is limiting and H₂ is excess.

c)

HCl is both limiting and excess.

d)

There is no limiting reactant.

8.

Identify the limiting and excess reactants in the reaction shown.

a)

orange is limiting and green is excess.

b)

green is limiting and orange is excess.

c)

orange is both limiting and excess.

d)

There is no limiting reactant.

9.

Identify the limiting and excess reactants in the reaction shown.

a)

N₂ is limiting and H₂ is excess.

b)

H₂ is limiting and N₂ is excess.

c)

NH₃ is both limiting and excess.

d)

There is no limiting reactant.

10.

Identify the limiting and excess reactants in the reaction shown.

a)

red is limiting and green is excess.

b)

green is limiting and red is excess.

c)

red is both limiting and excess.

d)

There is no limiting reactant.

Limiting Reactants Quiz

Total questions: 10

Worksheet time: 13mins

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