Question

name the element of lower nuclear charge out of be and mg . please give the answer fast .

Answer 1

ìHey mate out of Be and Mg


Mg has lower nuclear charge
As they both are in group A


as we go do the group nuclear charge decreases.

As Be has small atomic size than Mg so it has high nuclear charge than Mg

so Mg is the ans

Answer 2

The ans is mg...

This is because nuclear charge decrease down the group...