Question

types of reactions worksheet
balance the following equations and indicate the type of reaction taking place

1. _ nabr + _ h₃po₄ → _ na₃po₄ + _ hbr

type of reaction: _______________

1. _ ca(oh)₂ + _ al₂(so₄)₃ → _ caso₄ + _ al(oh)₃

type of reaction: _______________

1. _ mg + _ fe₂o₃ → _ fe + _ mgo

type of reaction: _______________

1. _ c₂h₄ + _ o₂ → _ co₂ + _ h₂o

type of reaction: _______________

1. _ pbso₄ → _ pbo₂ + ___ o₂

type of reaction: _______________

1. _ nh₃ + _ i₂ → _ n₂i₆ + _ h₂

type of reaction: _______________

1. _ h₂o + _ so₃ → ___ h₂so₄

type of reaction: _______________

1. _ h₂so₄ + _ nh₄oh → _ h₂o + _ (nh₄)₂so₄

type of reaction: _______________

Explanation:

Step1: Balance reaction 1, identify type

Balance: $3\text{NaBr} + \text{H}_3\text{PO}_4
ightarrow \text{Na}_3\text{PO}_4 + 3\text{HBr}$
Reaction type: Double Displacement

Step2: Balance reaction 2, identify type

Balance: $3\text{Ca(OH)}_2 + \text{Al}_2(\text{SO}_4)_3
ightarrow 3\text{CaSO}_4 + 2\text{Al(OH)}_3$
Reaction type: Double Displacement

Step3: Balance reaction 3, identify type

Balance: $3\text{Mg} + \text{Fe}_2\text{O}_3
ightarrow 2\text{Fe} + 3\text{MgO}$
Reaction type: Single Displacement

Step4: Balance reaction 4, identify type

Balance: $\text{C}_2\text{H}_4 + 3\text{O}_2
ightarrow 2\text{CO}_2 + 2\text{H}_2\text{O}$
Reaction type: Combustion

Step5: Balance reaction 5, identify type

Balance: $2\text{PbSO}_4
ightarrow 2\text{PbO} + 2\text{SO}_2 + \text{O}_2$
Reaction type: Decomposition

Step6: Balance reaction 6, identify type

Balance: $2\text{NH}_3 + 3\text{I}_2
ightarrow \text{N}_2\text{I}_6 + 3\text{H}_2$
Reaction type: Single Displacement

Step7: Balance reaction 7, identify type

Balance: $\text{H}_2\text{O} + \text{SO}_3
ightarrow \text{H}_2\text{SO}_4$
Reaction type: Synthesis (Combination)

Step8: Balance reaction 8, identify type

Balance: $\text{H}_2\text{SO}_4 + 2\text{NH}_4\text{OH}
ightarrow 2\text{H}_2\text{O} + (\text{NH}_4)_2\text{SO}_4$
Reaction type: Double Displacement (Acid-Base Neutralization)

Answer:

1. Balanced equation: $3\text{NaBr} + \text{H}_3\text{PO}_4

ightarrow \text{Na}_3\text{PO}_4 + 3\text{HBr}$; Type: Double Displacement

1. Balanced equation: $3\text{Ca(OH)}_2 + \text{Al}_2(\text{SO}_4)_3

ightarrow 3\text{CaSO}_4 + 2\text{Al(OH)}_3$; Type: Double Displacement

1. Balanced equation: $3\text{Mg} + \text{Fe}_2\text{O}_3

ightarrow 2\text{Fe} + 3\text{MgO}$; Type: Single Displacement

1. Balanced equation: $\text{C}_2\text{H}_4 + 3\text{O}_2

ightarrow 2\text{CO}_2 + 2\text{H}_2\text{O}$; Type: Combustion

1. Balanced equation: $2\text{PbSO}_4

ightarrow 2\text{PbO} + 2\text{SO}_2 + \text{O}_2$; Type: Decomposition

1. Balanced equation: $2\text{NH}_3 + 3\text{I}_2

ightarrow \text{N}_2\text{I}_6 + 3\text{H}_2$; Type: Single Displacement

1. Balanced equation: $\text{H}_2\text{O} + \text{SO}_3

ightarrow \text{H}_2\text{SO}_4$; Type: Synthesis (Combination)

1. Balanced equation: $\text{H}_2\text{SO}_4 + 2\text{NH}_4\text{OH}

ightarrow 2\text{H}_2\text{O} + (\text{NH}_4)_2\text{SO}_4$; Type: Double Displacement (Acid-Base Neutralization)