Which element of the following possesses half filled valence shell wit

1.	Which element of the following possesses half filled valence shell with electron ?
Answer» C O Ne N Solution :CARBON (Z - 6) has electron configuration `1s^(2) 2s^(2) 2p^(2)` The valence shell (n = 2) has 4 electrons b u t the valence shell (n = 2) can be o c c u p ie d by m axim um 8 electrons. This rep resen TS TH a t valence shell of carbon atom is h alf filled

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