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3.30  Assign the position of the element having the outer electronic configuration
(i)    ns^2 np ^4 \: \:for \: \: n = 3

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Given the outer electronic configuration of the element: 

ns^2 np ^4 \: \:for \: \: n = 3

For n=3 hence the element belongs to the third period, p-block element.

Since the valence shell contains 6 electrons and Group number = 10+6 =16 configuration = 1s^22s^22p^63s^23p^4 element name is Sulphur.

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Divya Prakash Singh

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