Electron Configuration Calculator
Find the electron configuration of any element. Enter an element symbol, name, or atomic number.
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Electron Configuration
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Orbital Diagram
Visual representation of electron orbitals
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Electron Configuration Details
Full electron configuration breakdown
Element
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Symbol · Name
Atomic Number
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Z
Electrons
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Total
Period/Group
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Period · Group
Orbital Filling Details
Electron distribution by subshell
Orbital Filling Order
Order of orbital filling
Electron Configuration Tips
Understanding electron configuration
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Chemical Disclaimer: This calculator uses standard electron configuration rules. Exceptions to the Aufbau principle (e.g., Cr, Cu) are handled correctly.