PLEASE HELP! e. Does beryllium (Be) or sodium (Na) have the same inside electron arrangement as magnesium (Mg)? Why?

asked Jul 28, 2022 94.6k views

3 votes

PLEASE HELP!

e. Does beryllium (Be) or sodium (Na) have the same inside electron arrangement as magnesium (Mg)? Why?

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4 votes

I think not the same.

Because Ba= 2,8,18,18,8,2 whereas Na= 2,8,1 which Mg=2,8,2

Mark Edington answered Jul 31, 2022