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Chemistry LibreTexts

Molecular Ion Peak

[ "article:topic", "authorname:ggunawardena" ]
  • Page ID
    40683
  • In a mass spectrum, the peak representing the molecular ion is called the molecular ion peak (symbol: M peak).  Excluding any peaks due to the presence of heavier isotopes, the molecular ion peak is the peak with the highest mass-to-charge ratio.

    see also base peak