Question

The compound(s) formed upon combustion of sodium metal in excess air is (are)

• A. $Na_2O_2$
• B. $Na_2O$
• C. $NaO_2$
• D. $NaOH$

Answer 1

Answer: (B)

$Na_2O$

Answer 2

When sodium metal is burnt in excess of air, mainly sodium peroxide $(NaO_2)$ with little sodium oxide $(Na_2O)$ are formed