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Chemistry LibreTexts

Wavenumber

( \newcommand{\kernel}{\mathrm{null}\,}\)

The wave number (symbol: ν) of a monochromatic light beam is the inverse of its wave length.

wavenumber.png

In IR spectroscopy, the wave number is measured in cm-1.


This page titled Wavenumber is shared under a All Rights Reserved (used with permission) license and was authored, remixed, and/or curated by Gamini Gunawardena via source content that was edited to the style and standards of the LibreTexts platform.

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