Chemical Equation Writing Worksheet
Practice writing and balancing chemical equations for various reactions, including synthesis, decomposition, single displacement, double displacement, and combustion.
Includes
Standards
Topics
Chemical Equation Writing Practice
Name:
Date:
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Read each question carefully and write the balanced chemical equation for the described reaction. Remember to include states of matter (s, l, g, aq) where appropriate.
1. Solid magnesium reacts with oxygen gas to form solid magnesium oxide.
2. Hydrogen gas combines with chlorine gas to produce hydrogen chloride gas.
3. Write the balanced chemical equation for the decomposition of solid mercury(II) oxide into liquid mercury and oxygen gas.
4. Calcium carbonate solid decomposes into solid calcium oxide and carbon dioxide gas.
5. Which type of reaction is represented by the equation: 2Na(s) + Cl₂(g) → 2NaCl(s)?
Decomposition
Synthesis
Single Displacement
Double Displacement
6. Solid zinc reacts with aqueous hydrochloric acid to produce aqueous zinc chloride and hydrogen gas.
7. Aqueous silver nitrate reacts with aqueous sodium chloride to form solid silver chloride and aqueous sodium nitrate.
8. Write the balanced chemical equation for the complete combustion of methane (CH₄) gas.
9. Propane (C₃H₈) gas undergoes complete combustion. Write the balanced chemical equation.
10. In a balanced chemical equation, the number of atoms of each element must be the same on both sides of the arrow.
True
False
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