Final Answer:
1) C₃H₈ + 5 O₂ → 3 CO₂ + 4 H₂O
2) 6 Al + 2 Fe₃N₂ → 6 AlN + 6 Fe
3) 2 Na + Cl₂ → 2 NaCl
4) 2 H₂O₂ → 2 H₂O + O₂
5) C₆H₁₂O₆ + 6 O₂ → 6 H₂O + 6 CO₂
6) 2 H₂O + 2 CO₂ → C₂H₄ + 3 O₂
7) 2 NaClO₃ → 2 NaCl + 3 O₂
8) (NH₄)₃PO₄ + 3 Pb(NO₃)₄ → Pb₃(PO₄)₄ + 12 NH₄NO₃
9) 2 BF₃ + 3 Li₂SO₃ → B₂(SO₃)₃ + 6 LiF
10) C₇H₁₇ + 11 O₂ → 7 CO₂ + 8 H₂O
11) 3 CaCO₃ + 2 H₃PO₄ → Ca₃(PO₄)₂ + 3 H₂CO₃
12) 8 Ag₂S → 16 Ag + S₈
13) 3 KBr + Fe(OH)₃ → 3 KOH + FeBr₃
14) 2 KNO₃ + H₂CO₃ → K₂CO₃ + 2 HNO₃
15) Pb(OH)₄ + 2 Cu₂O → PbO₂ + 4 CuOH
16) Cr(NO₃)₂ + (NH₄)₂SO₄ → CrSO₄ + 2 NH₄NO₃
17) 2 KOH + Co₃(PO₄)₂ → 2 K₃PO₄ + 3 Co(OH)₂
18) 3 Sn(NO₃)₄ + 4 Pt₃N₄ → 3 Sn₃N₄ + 4 Pt(NO₃)₄
19) B₂Br₆ + 6 HNO₃ → 2 B(NO₃)₃ + 6 HBr
20) 3 ZnS + 2 AlP → Zn₃P₂ + Al₂S₃
Parent Tip: Review the logic above to help your child master the concept of balancing chemical reactions worksheets.