Bohr Radius Calculator

Calculate Atomic Properties

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Bohr Radius Calculator

Calculate the Bohr radius for different atomic states.

Bohr Radius: -

Energy Levels Calculator

Calculate energy levels and transitions for hydrogen-like atoms.

Energy Levels: -

Orbital Properties Calculator

Calculate orbital velocity, period, and angular momentum.

Orbital Properties: -

Understanding the Bohr Model

The Bohr Model

Key concepts of atomic structure:

  • Quantized energy levels
  • Circular orbits
  • Angular momentum quantization
  • Electron transitions

Atomic Properties

Understanding atomic characteristics:

  • Orbital radius
  • Energy levels
  • Electron velocity
  • Angular momentum

Spectral Lines

Understanding transitions:

  • Emission spectra
  • Absorption spectra
  • Selection rules
  • Spectral series

Applications

Bohr model is used in:

  • Atomic spectroscopy
  • Energy level analysis
  • Quantum mechanics introduction
  • Chemical bonding
  • Electronic structure

Essential Bohr Model Formulas

Bohr Radius

r_n = a₀n²/Z

Where a₀ is the Bohr constant

Energy Levels

E_n = -13.6Z²/n² eV

For hydrogen-like atoms

Orbital Velocity

v_n = 2.19×10⁶ Z/n m/s

For electron in nth orbit