MCQ
The correct statement with respect to dinitrogen is
  • A
    liquid dinitrogen is not used in cryosurgery.
  • it can be used as an inert diluent for reactive chemicals.
  • C
    it can combine with dioxygen at $25^{\circ} C$
  • D
    $N _{2}$ is paramagnetic in nature.

Answer

Correct option: B.
it can be used as an inert diluent for reactive chemicals.
b
$(1)$ Liquid nitrogen is used as a refreigerant to preserve biological material food items and in cryosurgery.

$(2)$ In iron and chemical Industry inter dilluent for reactive chemicals

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