Which of the following have the correct sequence of orbitals in a multi electron atom from lowest to highest energy? If the orbitals are NOT in order of increasing energy, put them in the correct order. I. 2p < 3s < 2s II. 3p < 4s < 3d III. 3p < 3d < 4s IV. p < 2s < 1s V. 3s < 4s < 3p