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  3. Chemistry
  4. The statement true for N3- is

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Q. The statement true for $N_3^-$ is

AIIMSAIIMS 2004The p-Block Elements - Part2

Solution:

The electronic structure of azide ion $\left( N _{3}^{-}\right)$is a resonance hybrid of the following structure
image
Thus $N _{3}^{-}$ion has a linear symmetrical structure, since all atoms lie in a straight line. $N _{3}^{-}$is iso-electronic with $N _{2} O$ (22e $^{-}$)