U3-5-3 - Infrared Spectroscopy Flashcards

1
Q

Units used to measure IR absorbance

A

Wavenumbers

(cm–1)

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2
Q

When IR radiation is absorbed by organic compounds, bonds within the molecule _______.

A

vibrate (stretch and bend)

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3
Q

How can different functional groups be identified using IR?

A

Different functional groups absorb IR at different wavenumbers

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