Class 12 Physics simulations · Atoms

Hydrogen energy-level ladder

Pick a jump and calculate the photon it emits.

Open the simulation

What to notice

Jumps ending on n=2 make visible Balmer lines.

Key relation

Eₙ = −13.6/n² eV

Try this

Compare a 3→2 and a 4→2 transition.

What you can change

• From level: 2 to 6
• To level: 1 to 5

More in Atoms

• Bohr’s atomic model
• Bohr orbits and electron waves
• Spectral lines of hydrogen-like ions
• Hydrogen emission spectrum
• Rutherford alpha scattering

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