1) 2 K + 1 Cl₂ → 2 KCl Type of Reaction: Synthesis (S)
2) 2 NH₃ → 1 N₂ + 3 H₂ Type of Reaction: Decomposition (D)
3) 2 NaF + 1 Br₂ → 2 NaBr + 1 F₂ Type of Reaction: Single Replacement (SR)
4) 1 SO₂ + 1 Li₂Se → 1 SSe₂ + 1 Li₂O Type of Reaction: Double Replacement (DR)
5) 2 PbSO₄ → 2 PbSO₃ + 1 O₂ Type of Reaction: Decomposition (D)
6) 2 Al + 1 Fe₂O₃ → 2 Fe + 1 Al₂O₃ Type of Reaction: Single Replacement (SR)
7) 1 SF₆ → 1 S + 3 F₂ Type of Reaction: Decomposition (D)
8) 1 C₂H₄ + 3 O₂ → 2 CO₂ + 2 H₂O Type of Reaction: Combustion (C)
9) 2 KClO₃ → 2 KCl + 3 O₂ Type of Reaction: Decomposition (D)
10) 1 Pb(NO₃)₂ + 2 NaCl → 2 NaNO₃ + 1 PbCl₂ Type of Reaction: Double Replacement (DR)
11) Combustion (C)
12) C + O₂ → CO₂
13) 1 C + 1 O₂ → 1 CO₂
Parent Tip: Review the logic above to help your child master the concept of types of chemical reactions worksheet answer key.
