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  Inorganic Chemistry

OXYGEN FAMILY :

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Oxygen is the first member of group 16 or VIA of the periodic table. It consists of five elements Oxygen (O), sulphur (S), selenium (Se), tellurium (Te) and polonium (Po). These (except polonium) are the ore forming elements and thus called chalcogens.

Electronic configuration

Elements

Electronic configuration ( ns2 np4)

8O

[He ] 2s2 2p4

16S

[ Ne ] 3s2 3p4

34Se

[ Ar ] 3d10 4s2 4p4

52Te

[Kr ] 4d10 5s2 5p4

84PO

[ Xe ] 4f14 5d10 6s2 6p4

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