Name: _______________________________
Equations Worksheet
Date: _______________
Balance the following equations, then state what type of reaction it is.
1.
Fe
3.
+
O2

Fe2O3
2.
Fe
+
H2O

Fe3O4
+
H2
KClO3

KCl
+ O2
4.
Cl2
+
LiI

LiCl
+
I2
5.
PbO2

PbO
+
6.
Cu
+
AgNO3 
7.
KOH
8.
9.
+
O2
H3PO4 
K3PO4
Al(NO3)3
+
H2SO4

Al2(SO4)3
+
HNO3
Al
Pb(NO3)2

Al(NO3)3
+
Pb
+

NaCl
H2O
+
10. Na2SO3
HCl
+
Cu(NO3)2 + Ag
H2O
+
+ SO2
In the following equations, the reactants are written correctly. Identify the type of chemical
reaction it is, then complete the equation by writing the correct products and balance it.
Type of Reaction
1.
HgO

2.
Mg
+
O2

________________________________
3.
K
+
H2O

________________________________
4.
CaO
+
HCl

________________________________
5.
NaClO3 
________________________________
6.
Zn
H3PO4 
________________________________
7.
Si
+
Cl2

(Si has a charge of +4)
________________________________
8.
Al(NO3)3
+
________________________________
9.
AgNO3 +
CaSO4
10. Cl2
+
+
________________________________
AlF3
NH4OH 


________________________________
________________________________
Name: _______________________________
Equations Worksheet
Date: _______________
Write out chemical equations for the following reactions. Indicate the state of all reactants and products.
Balance the equation.
1. Magnesium metal reacts with oxygen gas to produce magnesium oxide.
2. Hydrogen gas reacts with oxygen gas to produce water.
3. Calcium oxide reacts with water to produce calcium hydroxide dissolved in water.
4. Sodium oxide reacts with water to produce sodium hydroxide dissolved in water.
5. When mercury (II) oxide is heated it decomposes to form metallic mercury and oxygen gas.
6. Sodium hydrogen carbonate is heated to produce carbon dioxide and sodium hydroxide.
7. When lead (II) nitrate is heated it decomposes to form lead (II) oxide, nitrogen dioxide and oxygen gas.
8. Sodium metal reacts with water to produce aqueous sodium hydroxide and hydrogen gas.
9. Iron metal reacts with copper (II) nitrate solution to produce copper metal and iron (II) nitrate.
10. Hydrochloric acid, HCl (aq), reacts with magnesium metal to produce hydrogen gas and magnesium chloride.
11. Zinc sulfate solution reacts with magnesium metal to produce zinc metal and magnesium sulfate.
12. Sodium hydroxide solution reacts with hydrochloric acid to produce a solution of sodium chloride and water.
13. Iron (II) sulfide reacts with hydrochloric acid to produce iron (II) chloride and dihydrogen sulfide gas.
14. Solutions of barium chloride and potassium carbonate react to form a barium carbonate precipitate and a
solution of potassium chloride.
15. Methane, CH4, burns in oxygen gas to produce carbon dioxide and water.
16. Methyl alcohol, CH3OH, a liquid, reacts with oxygen to produce carbon dioxide and water.