1.

In which of the following uses of nitrogen, its characteristic property of insert nature is not exploited?

Answer»

It is used to preserve biological specimen.
It DILUTES the activity of oxygen present in the atmosphere.
It is used to preserve food materials.
NITROGEN is used for the synthesis of AMMONIA.

Solution :Nitrogen REACTS with hydrogen to form ammonia. Its inert nature is not used for this process.


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