Balance Following Equations

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Answers:

(i) CaCO₃  →   CaO + CO₂ 

(ii) 4Na + O₂  → 2Na₂O 

(iii) 2H₂O₂ →  2H₂O + O₂

 (iv) 2Al + 2H₃PO₄ → 2AlPO₄ + 3H₂ 

(v) Ca(OH)₂ + 2HCl →  CaCl₂ + 2H₂O 

(vi) 3Mg + N₂ → Mg₃N₂

 (vii) 2C₂H₆ + 7O₂  → 4CO₂ + 6H₂O

 (viii) Mg₃N₂ + 6H₂O → 3Mg(OH)₂ + 2NH₃