The electronic configuration of an element with atomic no., Chemistry

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The electronic configuration of an element with atomic number 7  i.e. nitrogen atom is;

(1) 1s2, 2s1, 2p3x                             

(2)  1s2, 2s2, 2p2x, 2p1y

(3) 1s2, 2s2, 2p1x, 2p1y 2 p1z      

(4) 1s2, 2s2, 2p1x, 2p2y

Ans: 1s2, 2s2, 2p1x, 2p1y 2 p1z

 


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