Which of these choices is the electron configuration for the aluminum ion? A) 1s²2s²2p⁶3s² B) 1s²2s²2p⁶3s²3p² C) 1s²2s²2p⁶3s²3p¹ D) 1s²2s²2p⁶ E) 1s²2s²2p⁶3s²3p⁴

Question

Quizplus · Accepted Answer

Aluminum ion has lost 3 electrons and its electron configuration would be the same as that of the noble gas neon, which is 1s2 2s2 2p6. Option D is the only one among the choices that has this configuration.

Which of These Choices Is the Electron Configuration for the Aluminum