Balancing Reactions Worksheet

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Balancing Reactions Worksheet. Balance the following reactions and identify the type of reaction each represents. 1) PbO2 → PbO + O2 ... Single Replacement.
Balancing Reactions Worksheet Balance the following reactions and identify the type of reaction each represents.

1)

PbO2 Æ PbO + O2

2)

Al + HCl Æ AlCl3 + H2

3)

Fe2(SO4)3 + Ba(OH)2 Æ BaSO4 + Fe(OH)3

4)

Al + CuSO4 Æ Al2(SO4)3 + Cu

5)

KClO3 Æ KCl + O2

6)

Mg + N2 Æ Mg3N2

7)

FeCl2 + Na3PO4 Æ Fe3(PO4)2 + NaCl

8)

HgO Æ Hg + O2

9)

CaSO4 · 2H2O Æ CaSO4 + H2O

10)

Bi(NO3)3 + NaOH Æ Bi(OH)3 + NaNO3

11)

FeS + HBr Æ FeBr2 + H2S

12)

Zn(OH)2 + H2SO4 Æ ZnSO4 + H2O

13)

P2O5 + H2O Æ H3PO4

14)

CaI2 + H2SO4 Æ HI + CaSO4

15)

Al + Cl2 Æ AlCl3

Solutions 1)

2PbO2 Æ 2PbO + O2

Decomposition

2)

2Al + 6HCl Æ 2AlCl3 + 3H2

Single Replacement

3)

Fe2(SO4)3 + 3Ba(OH)2 Æ 3BaSO4 + 2Fe(OH)3

Double Replacement

4)

2Al + 3CuSO4 Æ Al2(SO4)3 + 3Cu

Single Replacement

5)

2KClO3 Æ 2KCl + 3O2

Decomposition

6)

3Mg + N2 Æ Mg3N2

Synthesis

7)

3FeCl2 + 2Na3PO4 Æ Fe3(PO4)2 + 6NaCl

Double Replacement

8)

2HgO Æ 2Hg + O2

Decomposition

9)

CaSO4 · 2H2O Æ CaSO4 + 2H2O

Decomposition

10)

Bi(NO3)3 + 3NaOH Æ Bi(OH)3 + 3NaNO3

Double Replacement

11)

FeS + 2HBr Æ FeBr2 + H2S

Double Replacement

12)

Zn(OH)2 + H2SO4 Æ ZnSO4 + 2H2O

Double Replacement

13)

P2O5 + 3H2O Æ 2H3PO4

Synthesis

14)

CaI2 + H2SO4 Æ 2HI + CaSO4

Double Replacement

15)

2Al + 3Cl2 Æ 2AlCl3

Synthesis