Electron Configuration Quiz

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This online quiz is intended to give you extra practice in writing electron configurations for each of the first 102 chemical elements. This quiz aligns with AP® Chemistry Learning Objective 1.5 Atomic Structure and Electron Configuration; and NGSS standards HS-PS1-1, and HS-PS1-2.

Select your preferences below and click 'Start' to give it a try!

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Element groups to use (select at least one):



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Filling order:
Madelung rule:
Use element names or symbols:


Use noble gas shortcut:

Aufbau diagrams:
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Get ready!