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The Windows ____ holds the most recent items copied or cut.
δ 4.2
A chemical shift value in nuclear magnetic resonance (NMR) spectroscopy indicating the resonance position of certain hydrogen atoms in a molecule relative to a standard reference.
Carbonyl Stretching
A vibrational movement in infrared spectroscopy, indicating the presence of a carbonyl group (C=O) in organic compounds.
Aldehydes
Organic compounds containing a carbonyl group bonded to at least one hydrogen atom, with the general formula R-CHO.
Ketones
Organic compounds characterized by a carbonyl group (C=O) bonded to two carbon atoms, important in many biological and industrial processes.
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