An element a has an atomic number 8 and a mass number 16.the ion that likely to form easily

An element a has an atomic number 8 and a mass number 16.the ion that

1.	An element a has an atomic number 8 and a mass number 16.the ion that likely to form easily
Answer» Suppose the ELEMENT is o then it's ion WOULD be O2- because to attain it's nearest STABLE electronic configuration(neon ) it will gain TWO electrons.