Balancing Equations Worksheet



Name Period Date

Balancing Equations – Ch. 8

Balance the following chemical equations.

1. ____ Na +____ I2 ( ____ NaI

2. ____ KClO3 ( ____ KCl + ____ O2

3. ____ K3PO4 + ____ HCl ( ____ KCl + ____ H3PO4

4. ____ C3H8 + ____ O2 ( ____ CO2 + ____ H2O

Write and balance the following chemical equations.

5. Nitrogen plus hydrogen produce ammonia. (Remember diatomic elements!)

6. Sodium oxide combines with water to form sodium hydroxide.

7. Sodium sulfate reacts with calcium nitrate to produce sodium nitrate and calcium sulfate.

8. Zinc reacts with iron(III) chloride yielding zinc chloride plus iron.

Balancing Equations – Practice Problems

Balance the following chemical equations.

1. ____ N2 +____ O2 ( ____ N2O

2. ____ KI + ____ Cl2 ( ____ KCl + ____ I2

3. ____ C2H6 + ____ O2 ( ____ CO2 + ____ H2O

4. ____ Mg(NO3)2 + ____ K3PO4 ( ____ Mg3(PO4)2 + ____ KNO3

Write and balance the following chemical equations.

5. Hydrogen plus oxygen produce water. (Remember diatomic elements!)

6. Sodium reacts with magnesium chloride yielding sodium chloride plus magnesium.

7. Aluminum bromide plus chlorine yield aluminum chloride and bromine.

8. Aluminum nitrate and sodium sulfide react to form aluminum sulfide and sodium nitrate.

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