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Chemistry
The compound(s) formed upon combustion of sodium metal in excess air is (are)
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Q. The compound(s) formed upon combustion of sodium metal in excess air is (are)
IIT JEE
IIT JEE 2007
The s-Block Elements
A
$ Na_2O_2 $
56%
B
$ Na_2O $
29%
C
$ NaO_2 $
13%
D
$ NaOH $
3%
Solution:
When sodium metal is burnt in excess of air, mainly sodium peroxide $ (NaO_2) $ with little sodium oxide $ (Na_2O) $ are formed