Sodium oxide cannot be obtained by heating (a) \( \mathrm{Na}_{2} \mathrm{CO}_{3} \) (b) \( \mat...

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Sodium oxide cannot be obtained by heating
(a) \( \mathrm{Na}_{2} \mathrm{CO}_{3} \)
(b) \( \mathrm{NaNO}_{3} \)
(c) \( \mathrm{NaHCO}_{3} \)
(d) \( \mathrm{NaOCl} \)
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