Polarizability Calculator

Calculate Molecular Polarizability Properties

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Electronic Polarizability Calculator

Calculate electronic polarizability from molecular volume.

Electronic Polarizability: - ų

Induced Dipole Calculator

Calculate induced dipole moment from polarizability and electric field.

Induced Dipole Moment: - D

Refractive Index Calculator

Calculate molecular polarizability from refractive index.

Polarizability: - ų

Understanding Polarizability

What is Polarizability?

Key concepts of molecular polarizability:

  • Measure of electron cloud distortion
  • Response to electric fields
  • Size-dependent property
  • Related to molecular structure

Electronic Polarization

Understanding electronic effects:

  • Electron cloud displacement
  • Instantaneous response
  • Volume dependence
  • Quantum mechanical basis

Induced Dipoles

Properties of induced dipoles:

  • Field-dependent response
  • Linear relationship
  • Temporary nature
  • Intermolecular forces

Applications

Polarizability is important for:

  • Optical properties
  • Van der Waals forces
  • Spectroscopy
  • Material science
  • Chemical reactivity

Essential Polarizability Formulas

Electronic Polarizability

α ≈ 4πε₀R³/3

Where R is effective molecular radius

Induced Dipole Moment

μᵢₙᵤ = αE

Where E is electric field strength

Lorentz-Lorenz Equation

(n² - 1)/(n² + 2) = (4πNα)/(3Vm)

Relates refractive index to polarizability