Name the following organic compounds: A) CH3CH2CH3 B) CH3CH2COOH C) CH3CH2CH2OH D) CH3CH2CHO E) CH3CH2COCH3

Here are the names for the given compounds:

a)

Step 1: Identify the functional group and parent chain for each compound.

A) $\text{CH}_3\text{CH}_2\text{CH}_3$
This is an alkane with three carbon atoms.
Name: Propane

B) $\text{CH}_3\text{CH}_2\text{COOH}$
This is a carboxylic acid with three carbon atoms.
Name: Propanoic acid

C) $\text{CH}_3\text{CH}_2\text{CH}_2\text{OH}$
This is an alcohol with three carbon atoms, and the hydroxyl group is on the first carbon.
Name: Propan-1-ol

D) $\text{CH}_3\text{CH}_2\text{CHO}$
This is an aldehyde with three carbon atoms.
Name: Propanal

E) $\text{CH}_3\text{CH}_2\text{COCH}_3$
This is a ketone with four carbon atoms, and the carbonyl group is on the second carbon.
Name: Butan-2-one