Answer
The organic molecules in table 2.1 are:
-Acetic acid $CH_{3}COOH_4$
-Methane$ CH_{4}$
-Ethane $C_{2}H_{6}$
-Propane $C_{3}H_{8}$
-Butane $C_{4}H_{10}$
-Pentane $C_{5}H_{12}$
-Benzene $C_{6}H_{6}$
-Methanol (methyl alcohol) $CH_{3}OH$
-Ethanol (ethyl alcohol) $CH_{3}CH_{2}OH$
-Acetone $CH_{3}COCH_{3}$
-Diethyl ether (ether) $CH_{3}CH_{2}OCH_{2}CH_{3}$
Work Step by Step
Every molecule which includes carbon-carbon or carbon-hydrogen or both type of bonds is considered an organic compound.