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An element belongs to Group 15 and third...

An element belongs to Group 15 and third period of the periodic table. Its electronic configuration will be

A

` 1s^(2) 2s^(2) 2p^(3) `

B

` 1s^(2) 2s^(2) 2p^(4) `

C

` 1s^(2) 2s^(2) 2p^(6) 3s^(2) 3p^(3) `

D

` 1s^(2) 2s^(2) 2p^(6) 3s^(2) 3p^(2) `

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