Chem V21 - Organic and Biochemistry » Fall 2021 » Aldehydes & Ketones Pre Lab Questions

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Question #1
The compound 2-propanone is also known as
A.   propylone.
B.   dimethyl ketone.
C.   2-propanone.
D.   β-propanone.
E.   acetone.
Question #2
Why is the C=O group important when thinking about the properties of aldehydes and ketones?
A.   C=O is polar and helps to form hydrogen bonds
B.   C=O is ionic and dissolves in water
C.   C=O is nonpolar and does not hydrogen bond with water
Question #3
Tollens' Test distinguishes between these functional groups and is only positive for _________.
A.   propanone
B.   ketones
C.   carboxylic acids
D.   aldehydes
Question #4
What is the solubility test used to determine about the structure of the compounds in this experiment?
A.   presence of an aldehyde
B.   length of carbon chain
C.   presence of other functional groups
D.   presence of a ketone

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