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01-09-2021
Chemistry

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when O ^-3 converts into O^-2 then what occurs

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01-09-2021

O^{-3} means Oxygen ion has taken 3 electrons .

If it converts to 0^-2 then It loses an electron .
As it has 8 electrons and it is given by 2 electrons it is now a noble element as its orbit has been filled

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