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lonisation energy of element A are :
IE₁ : 120
IE₂ : 430
IE₃ : 540
In kJ/mol
If A react with different elements, which compounds of A is not possible?

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A₃N

A₂O

A₃N₂

answer is D.

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Detailed Solution

$∴$ Element A contains (1) outer most shell $e^{-}$ & belong to IA group

Possible Compounds are

Flouride ------ AF

Oxide --------- A₂O

Nitride --------- A₃N

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