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Q. The correct statement with respect to dinitrogen is:

JEE MainJEE Main 2020The p-Block Elements - Part2

Solution:

1. Liquid nitrogen is used in cryosurgery.

2. Dinitrogen can be used as an inert diluent for reactive chemicals because due to high bond energy $( N \equiv N ),$ it is very less reactive in nature.

3. At $25^{\circ} C$ (room temperature), dinitrogen does not react with dioxygen.

4. $N _{2}$ is diamagnetic in nature due to absence of unparied $e ^{-}$ in its $M.O$. configuration.