1. 2Al + 3I₂ → 2AlI₃
2. C + O₂ → CO₂
3. Zn + S → ZnS
4. Na₂O₂ + 2Na → 2Na₂O
5. Cu + O → CuO
6. С + 2H₂ → CH₄
7. 2P + 3Ca → Ca₃P₂
1. 2Al + 3I₂ → 2AlI₃
2. C + O₂ → CO₂
3. Zn + S → ZnS
4. Na₂O₂ + 2Na → 2Na₂O
5. Cu + O → CuO
6. С + 2H₂ → CH₄
7. 2P + 3Ca → Ca₃P₂