Question

Na + O₂ → Na2O
Do chemical balancing​

Answer 1

Answer:

4Na + 02 ---- 2Na2O

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Answer 2

The balancing of a ‘chemical equation’ involves the balancing of all atoms at both sides of the chemical equation. It means the ‘number of atoms’ must be same at ‘both sides’ of the chemical equation.

4Na + O2 → 2Na2O