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sir what about the comparision of ionic radius of o- and o2- . why?

sir what about the comparision of ionic radius of o- and o2- . why?

Grade:12th pass

1 Answers

Vardhan
11 Points
4 years ago
O- has 9 electrons in total as:1s2 2s2 2p5And o2- is having 10 Electrons as:1s2 2s2 2p6Thus o2- has its octet complete but as there is one electron more and number of protons are same thus attractive force by nucleus on a electron of o2- will be less as compared to o-. Thus ionic radii of o2- is more than that of o-

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