Justify the placement of O, S, Se, Te and Po in the same group of the periodic table in terms of electronic config

### Question Asked by a Student from EXXAMM.com Team

Q 1981556427.     Justify the placement of O, S, Se, Te and Po in
the same group of the periodic table in terms of
electronic configuration, oxidation state and
hydride formation.

#### HINT

(Provided By a Student and Checked/Corrected by EXXAMM.com Team)

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