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Q.
The main oxides formed on combustion of Li, Na and K in air are respectively
NTA AbhyasNTA Abhyas 2022
Solution:
The stability of the oxide of alkali metals depends upon the comparability of size of cation and anion.
Therefore the main oxide of alkali metals formed on excess of air are as follows
![](../../images/tjoiaulbmkpkfjhvwvpvtihccdiwnydedtgwafvvhmqfyjkvxg.jpeg")