Chemistry worksheet focusing on balancing chemical equations and identifying reaction types.

Worksheet for balancing chemical equations and classifying reactions as synthesis, decomposition, single-replacement, or double-replacement.

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1. 2 Sb + 3 Cl₂ → 2 SbCl₃; synthesis
2. 2 Mg + O₂ → 2 MgO; synthesis
3. CaCl₂ → Ca + Cl₂; decomposition
4. 2 NaClO₃ → 2 NaCl + 3 O₂; decomposition
5. Fe + 2 HCl → FeCl₂ + H₂; single-replacement
6. CuO + H₂ → Cu + H₂O; single-replacement
7. 2 Al + 3 H₂SO₄ → Al₂(SO₄)₃ + 3 H₂; single-replacement
8. MgBr₂ + Cl₂ → MgCl₂ + Br₂; single-replacement
9. SnO₂ + 2 C → Sn + 2 CO; single-replacement
10. Pb(NO₃)₂ + H₂S → PbS + 2 HNO₃; double-replacement
11. 2 HgO → 2 Hg + O₂; decomposition
12. 2 KClO₃ → 2 KCl + 3 O₂; decomposition
13. N₂ + 3 H₂ → 2 NH₃; synthesis
14. 2 NaBr + Cl₂ → 2 NaCl + Br₂; single-replacement
15. Zn + 2 AgNO₃ → Zn(NO₃)₂ + 2 Ag; single-replacement
16. Sn + 2 Cl₂ → SnCl₄; synthesis
17. Ba(OH)₂ → BaO + H₂O; decomposition

Parent Tip: Review the logic above to help your child master the concept of balancing equations worksheet chemistry.

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