`1gm-atom` of nitrogen may represent:

1 gm -atom of nitrongen may represents

1 g of nitrogen represents :

1 g of nitrogen represents :

1 g of nitrogen represents :

1 g-atom of nitrogen represents

1 gram atom of nitrogen represents ____________.

Assertion (A) : The electronic configuration of nitrogen atom is represented as Reason (R ) : The electronic configuration of the ground state of an atom is the one which has the greatest multiplicity