Which of the following represents the correct electron configuration for sodium (Na)?

Question

Quizplus · Accepted Answer

Sodium has an atomic number of 11. This means sodium has 11 protons and 11 electrons when it is neutral. The superscripts of the electron configurations indicate the number of electrons that are in each subshell. 1s² 2s² 2p⁶ 3s¹ is the only option where the superscripts total 11. The electron configuration for sodium (Na) is shown below: 11ec0fda_98c2_e841_a67f_9dc095c8fffc_NR0004_00 Source:File:Electron shell 011 Sodium.svg

Which of the Following Represents the Correct Electron Configuration for Sodium