When an oxygen atom forms an ion, it gains two electrons. What is the electrical charge of the oxygen ion? A.02 B.01 C.+2 D.+1

asked Apr 27, 2017 11.4k views

1 vote

When an oxygen atom forms an ion, it gains two electrons. What is the electrical charge of the oxygen ion?

A.02

B.01

C.+2

D.+1

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4 votes

The electrical charge of the oxygen ion is -2.

Lee Taylor answered Apr 28, 2017

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5 votes

oxygen has an outer shell valence electrons and it "wants" 8 so it gains 2 more electrons making the charge O^-2

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