Question

Write the valence shell electronic configuration of an element belonging to 13 group and 5th period of the periodic table

Answer 1

Valence shell electronic configuration of 13 group element:

ex:Boron-(He)2s2 2p1

Valence shell electronic configuration of 5th period element:

ex-Rubidium:(Kr) 5s1

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Answer 2

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See the attachment.....

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