Chemistry Part 2: The Periodic Table

An interactive quiz on Electron Configurations and Periodic Trends.

Problem 11: Electron Address

Easy
Electron ConfigurationAufbau PrincipleOrbitals

What is the correct ground-state electron configuration for a neutral silicon (Si) atom? (Atomic number Z = 14)

A

1s²2s²2p⁶3s²3p²

B

1s²2s²2p⁶3s⁴

C

1s²2s²2p⁶3s²3d²

D

1s²2s²2p⁸3s²