Question

how many electron are present in mg2+

Answer 1

12 electrons

A neutral Mg-atom has 12 electrons (same as the number of protons in the core), Mg 1+ has 11, Mg 2+ has 10 etc ...

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Answer 2

hey mate,


➡️10 ELECTRONS ⬅️

•My has 12 electrons.
•but Mg ion that's Mg2+ is having 10 electrons as it has lose 2 electrons ..