Electron Configuration Calculator

Advanced electron configuration calculator for students teachers and chemists. Enter atomic number or symbol to see full and noble gas shorthand. Visualize shell and subshell distribution. Export outcomes to CSV and PDF. Includes example table validation for known exceptions and a clean responsive layout that works on any device. No signup lightweight and accurate

Input
Tip: leave empty and use atomic number instead.
Handles common exceptions such as Cr Cu Nb Mo Ru Rh Pd Ag Pt Au. For educational use.
Result

Full configuration: —

Noble gas shorthand: —

Electrons per shell (n): —

Hover the bars to see electron counts by shell. Use the CSV or PDF buttons to export your results.

Example Data
Element Z Full configuration Noble gas shorthand

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Important Note: All the Calculators listed in this site are for educational purpose only and we do not guarentee the accuracy of results. Please do consult with other sources as well.