Balancing Chemical Reactions interactive worksheet - Free Printable

1. 2 Na + 1 Cl₂ → 2 NaCl
2. 2 Ca + 1 O₂ → 2 CaO
3. 4 Na + 1 O₂ → 2 Na₂O
4. 1 N₂ + 3 H₂ → 2 NH₃
5. 2 K + 1 I₂ → 2 KI
6. 4 Al + 3 O₂ → 2 Al₂O₃
7. 2 H₂ + 1 O₂ → 2 H₂O
8. 2 H₂O₂ → 2 H₂O + 1 O₂
9. 2 Li + 1 Cl₂ → 2 LiCl
10. 2 SO₂ + 1 O₂ → 2 SO₃
11. 1 S₈ + 12 O₂ → 8 SO₃
12. 4 P + 5 O₂ → 2 P₂O₅
13. 1 P₄ + 3 O₂ → 2 P₂O₃
14. 1 N₂ + 3 F₂ → 2 NF₃
15. 1 S₈ + 8 C → 8 CS₂
16. 2 N₂ + 5 O₂ → 2 N₂O₅
17. 1 Mg + 1 Cl₂ → 1 MgCl₂
18. 3 Rb + 1 P → 1 Rb₃P
19. 4 Fe + 3 O₂ → 2 Fe₂O₃
20. 2 K + 1 Br₂ → 2 KBr
21. 2 HgO → 1 O₂ + 2 Hg
22. 1 H₂ + 1 Cl₂ → 2 HCl
23. 8 Zn + 1 S₈ → 8 ZnS
24. 2 Ag₂O → 1 O₂ + 4 Ag