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elena-s [515]
3 years ago
7

Which of the following ions came from an atom that gained 2 electrons?

Chemistry
1 answer:
GarryVolchara [31]3 years ago
4 0

Group 6 elements like Oxygen like to take on the extra two electrons to become a 2- anion and take on the noble gas configuration. so the O^2-, which looks like O=O, will have two oxygens sharing two electrons.... answer is O^2-

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