Using IR Spectroscopy,how Can You Tell the Difference Between a Ketone

question 39

Multiple Choice

Using IR spectroscopy,how can you tell the difference between a ketone and an aldehyde?

• A)A ketone has no carbonyl stretch at 1720 cm^-1.
• B)An aldehyde has a carbonyl stretch at 1820 cm^-1.
• C)An aldehyde has two C-H stretches between 2700-2850 cm^-1.
• D)A ketone has no C-H stretches.

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