Daniellelillyonna959 Daniellelillyonna959

10-03-2021
Chemistry

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When an atom of oxygen (O) forms an anion by gaining two electrons, what is the anion’s charge?

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arlynlozada arlynlozada

10-03-2021

Answer:

Oxygen has an electron arrangement of (2, 6) and needs to gain two electrons to fill the n=2 energy level and achieve an octet of electrons in the outermost shell. The oxide ion will have a charge of 2− as a result of gaining two electrons

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