Answer to Question #204763 in General Chemistry for Master j

Question

Write the electron configuration using orbital notation, for:

i. He

ii. Na⁺

iii. O^2-

iv. Cu

Answer 1

I) He--->>2s¹

ii) Na⁺ --->> 1S², 2S², 2p⁶

iii) O^2- ---->> 1S², 2S², 2P⁶

iv) Cu ----->>  [Ar] 3d¹⁰ 4s¹