Tejas shewale Asked a Question
August 4, 2020 8:45 pmpts 30 pts
The number of vibrational mode(s) of a carbon dioxide molecule that can be detected using infrared spectroscopy is
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  • Priyanshu kumar Best Answer
    3N-5 for linear ...so we get 7 normal modes of vibration
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    Tejas shewale
    In this which are IR active.... this is my question....
  • Dinesh khalmaniya thankyou
    check IR modes of acetylene in 3d https://www.chem.purdue.edu/jmol/vibs/c2h2.html
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    Dinesh khalmaniya
    check this. it have 7 According to 3n-5
  • Anonymous User
    Acetylene is a linear molecule. So apply (3N-5) rule
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    Anonymous User
    You will get 3*4-5= 7
  • Tejas shewale
    which are detected by IR spectroscopy??
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