Question

Please help! Write the ground-state electron configurations of the following ions, which play important roles in biochemical processes in our bodies. Be sure to write the electron configurations using noble gas shorthand.
a) Na^+
b) Mg^2+
c) Cl^-
d) Ca^2+

Answer 1

a) [Ne] 2s2,2p6
b) [Ne] 2s2,2p6
c) [Ar) 3s2,3p6
d) [Ar) 3s2,3p6