Express your answer in condensed form in order of increasing orbital energy as a string without blank space between orbitals

Question

Express your answer in condensed form in order of increasing orbital energy as a string without blank space between orbitals

Part A; As

Part B; Sr

Answer 1

Perhaps you meant to ask for the electronic configuration:

As is [Ar]3d¹⁰4s²4p³

Sr is [Kr]5s²