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IR Notes

Infrared notes

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Neha Negi
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40 views37 pages

IR Notes

Infrared notes

Uploaded by

Neha Negi
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
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Download as PDF or read online on Scribd
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5:40 be act sal wal Q 2% :in-my.sharepoint.com + Pa in be IR active or Inactive ¥ Infrared light is absorbed when oscillatin dipole moment interacts with the oscillating vector of the infrared beam ¥ Molecular Vibrations can be fundamental or non-fundamental. P.PH LESSONS LEARNED 5:40 be act sal wal Q 2% :in-my.sharepoint.com + Info 1/1 x Interaction of matter with the radiations in the infrared region (14200-100 cm!) Mid IR region more important Changes in the vibrational and rotational J pf Each such transition may be seen as a band Plot of % T v/s Wave number(cm-!) Functional region and finger print region both important Pao IR Spectroscopy: & Factors influencing | Vibrational frequency | their 5:40 Q 2% :in-my.sharepoint.com + © Info 1/1 x 5:40 © He 46+ al wl @ OQ 2s:in-my.sharepointcom + Info 1/1 x Directly proportional to force ‘constant and inversely proportional to reduced mass PE 1 C%) ul nh | ‘Force constant is a measure of bond strength

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