Answers – Balancing Chemical Equations – Part 1

Answer: 4 Fe + 3 O₂ → 2 Fe₂O₃

Answer: Mg + 2 HCl → MgCl₂ + H₂

Answer: 4 Al + 3 O₂ → 2 Al₂O₃

Answer: Zn + H₂SO₄ → ZnSO₄ + H₂

Answer: C₃H₈ + 5 O₂ → 3 CO₂ + 4 H₂O

Answer: P₄ + 5 O₂ → 2 P₂O₅

Answer: 2 Na + 2 H₂O → 2 NaOH + H₂

Answer: Na₂CO₃ + 2 HCl → 2 NaCl + H₂O + CO₂

Answer: 2 KClO₃ → 2 KCl + 3 O₂

Answer: 2 NaHCO₃ → Na₂CO₃ + H₂O + CO₂

Answer: CH₄ + 2 O₂ → CO₂ + 2 H₂O

Answer: C₂H₅OH + 3 O₂ → 2 CO₂ + 3 H₂O

Answer: 3 Fe + 4 H₂O → Fe₃O₄ + 4 H₂

Answer: 3 Cu + 8 HNO₃ → 3 Cu(NO₃)₂ + 2 NO₂ + 4 H₂O

Answer: 2 KMnO₄ + 16 HCl → 2 KCl + 2 MnCl₂ + 8 H₂O + 5 Cl₂

Answer: K₂Cr₂O₇ + 14 HCl → 2 KCl + 2 CrCl₃ + 7 H₂O + 3 Cl₂

Answer: C₆H₁₂O₆ → 2 C₂H₅OH + 2 CO₂

Answer: Pb(NO₃)₂ + 2 KI → PbI₂ + 2 KNO₃

Answer: N₂ + 3 H₂ → 2 NH₃

Answer: FeCl₃ + 3 NaOH → Fe(OH)₃ + 3 NaCl