Infrared Spectroscopy
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| C-C single bond | 1200 (Fingerprint)
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| Isolated C-C double bond | 1640-1680
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| Terminal C-C triple bond | <2200
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| Conjugated C-C double bond | 1640-1640
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| Aromatic C-C double bond | ~1600
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| Internal C-C triple bond | Peak absent
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| Alcohol O-H | 3300, broad
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| Acid O-H | 3000, broad
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| Primary Amine, -NH2 | 3300, broad, two spikes
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| Secondary Amine, -NHR | 3300, broad, one spike
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| Tertiary Amine, -NRR' | No N-H peak
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| Ketone | 1710, strong
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| Aldehyde | 1725, strong, w/ C-H peak @ 2700-2800
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| Carboxylic Acid | 1710, strong w/ broad O-H peak @ 2500-3500
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| Carboxylic Ester | ~1735, strong
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| Strained Ketone | >1780, strong
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| Amide | 1640-1680, strong
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| Conjugated Ketone/Aldehydes/Benzoic Acid | 1680-1690, strong
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| C-N single bond | ~1200 (Fingerprint)
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| C-N double bond | ~1660
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| C-N triple bond | >2200
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| Fingerprint Region | 600-1400
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
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To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
jawhoon
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