The correct statement with respect to dinitrogen is :
Solution
(1) N<sub>2</sub>
is diamagnetic, with no unpaired elctrons.
<br><br>(2) In iron and chemical Industry because of its inertness it is used where an
inert atmosphere is required.
<br><br>(3) N<sub>2</sub>
does not combine with oxygen, hydrogen or most other elements. Nitrogen will combine with
oxygen, however in the presence of lightining or a spark.
<br><br>(4) Liquid nitrogen is used as a refrigerant to preserve biological material food items and in cryosurgery.
About this question
Subject: Chemistry · Chapter: p-Block Elements · Topic: Group 13: Boron Family
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