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14 Cards in this Set
- Front
- Back
- 3rd side (hint)
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alkane (-CH3 and -CH2 stretch)
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2900 cm-1
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--
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alkene (=CH2 stretch)
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3100 cm-1
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Hydrogen is light, so it can vibrate faster
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alkene (C=C stretch)
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1650 cm-1 (absent of if symmetrical)
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double bond in middle, so R groups on each side make it vibrate slower
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alkyne (:::C-H stretch)
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3300 cm-1
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Hydrogen is light, so it can vibrate faster
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alkyne (C:::C stretch
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2100 cm-1 (absent if symmetrical)
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triple bond in middle, so R groups on each side make it vibrate slower
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nitriles (C:::N stretch)
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2250 cm-1
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--
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aldehydes (C(O)-H stretch/bend)
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2720 cm-1
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--
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aldeyhydes (C=O stretch)
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1730 cm-1
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--
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ketones (C=O stretch)
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1715 cm-1
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--
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ester
1. (C=O stretch) 2. (C(O)-O stretch) 3. (C-O stretch) |
1. 1740 cm-1
2. 1250 cm-1 3. 1050 cm-1 |
--
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Carboxylic acids:
1. O-H stretch 2. C=O stretch 3. C(O)-O stretch |
1. 3160 cm-1 (BROAD)
2. 1710 cm-1 3. 1250 cm-1 |
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Alcohols:
1. O-H stretch 2. C-O stretch |
1. 3350 cm-1 (BROAD)
2. 1060 cm-1 |
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amines
( -NH2 and -NH stretch) |
3350 cm-1 (BROAD)
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benzenes
(ring stretch) |
1600 cm-1
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