Here are the balanced chemical equations for each problem on the worksheet. I have checked the number of atoms for every element on both sides to make sure they match.
1)
1 Na₃PO₄ +
3 KOH →
3 NaOH +
1 K₃PO₄
2)
1 MgF₂ +
1 Li₂CO₃ →
1 MgCO₃ +
2 LiF
3)
1 P₄ +
3 O₂ →
2 P₂O₃
4)
2 RbNO₃ +
1 BeF₂ →
1 Be(NO₃)₂ +
2 RbF
5)
2 AgNO₃ +
1 Cu →
1 Cu(NO₃)₂ +
2 Ag
6)
1 CF₄ +
2 Br₂ →
1 CBr₄ +
2 F₂
7)
2 HCN +
1 CuSO₄ →
1 H₂SO₄ +
1 Cu(CN)₂
8)
1 GaF₃ +
3 Cs →
3 CsF +
1 Ga
9)
1 BaS +
1 PtF₂ →
1 BaF₂ +
1 PtS
10)
1 N₂ +
3 H₂ →
2 NH₃
11)
2 NaF +
1 Br₂ →
2 NaBr +
1 F₂
12)
1 Pb(OH)₂ +
2 HCl →
2 H₂O +
1 PbCl₂
13)
2 AlBr₃ +
3 K₂SO₄ →
6 KBr +
1 Al₂(SO₄)₃
14)
1 CH₄ +
2 O₂ →
1 CO₂ +
2 H₂O
15)
2 Na₃PO₄ +
3 CaCl₂ →
6 NaCl +
1 Ca₃(PO₄)₂
16)
2 K +
1 Cl₂ →
2 KCl
17)
2 Al +
6 HCl →
3 H₂ +
2 AlCl₃
18)
1 N₂ +
3 F₂ →
2 NF₃
19)
1 SO₂ +
2 Li₂Se →
1 SSe₂ +
2 Li₂O
20)
2 NH₃ +
1 H₂SO₄ →
1 (NH₄)₂SO₄
Parent Tip: Review the logic above to help your child master the concept of balancing equations worksheet chemistry.