FUNCTIONAL GROUPS AND HOMOLOGOUS SERIES

FUNCTIONAL
GROUPS &

HOMOLOGOUS
SERIES

DEFINITIONS

HOMOLOGOUS FUNCTIONAL
SERIES GROUPS

Is a group of Atoms, group of
compounds with atoms, that
the same determine the
functional group chemical properties
of organic
compounds

HOMOLOGOUS SERIES

ALKENE ALKYNE HALOAKANE HYDROXY ETHER
COMPOUND

AMINE ARENE NITRILE ALDEHYDE KETONE
COMPOUND
ACYL
ACID CARBOXYLIC ESTER AMIDE CHLORIDE

ANHYDRIDE ACID

STRUCTURE

HOMOLOGOUS FUNCTIONAL GROUP CARBON−CARBON CC
DOUBLE BOND

SERIES ALKENE EXAMPLE

CH3CH2C CH2
CH3

STRUCTURE

HOMOLOGOUS FUNCTIONAL GROUP CARBON−CARBON

C CTRIPLE BOND

EXAMPLE

SERIES ALKYNE CH3C CH

HOMOLOGOUS FUNCTIONAL GROUP HALOGEN STRUCTURE

X

X = F, Cl, Br, I

EXAMPLE

SERIES HALOALKANE CH3CH2Cl

HOMOLOGOUS FUNCTIONAL GROUP HYDROXYL STRUCTURE

SERIES ALCOHOL OH

EXAMPLE

CH3CH2OH

HOMOLOGOUS FUNCTIONAL GROUP ALKOXY STRUCTURE

SERIES ETHER OR

EXAMPLE

OCH3

STRUCTURE

HOMOLOGOUS FUNCTIONAL GROUP CYANO CN

SERIES NITRILE EXAMPLE
COMPOUND
CH3CH2C N

HOMOLOGOUS FUNCTIONAL GROUP HYDROXYL STRUCTURE

SERIES ALCOHOL OH

EXAMPLE

CH3CH2OH

HOMOLOGOUS FUNCTIONAL GROUP AMINO STRUCTURE

SERIES AMINE NH2

EXAMPLE

CH2NH2

HOMOLOGOUS FUNCTIONAL GROUP CARBONYL STRUCTURE
ALDEHYDE
SERIES CH
O

O EXAMPLE

CH

CH2CH3

STRUCTURE

HOMOLOGOUS FUNCTIONAL GROUP BENZENE
RING
SERIES CH2 EXAMPLE
ARENE
CH3

HOMOLOGOUS FUNCTIONAL GROUP CARBONYL STRUCTURE
KETONE
SERIES CR
O

O EXAMPLE
C CH3

CH2CH3

STRUCTURE

HOMOLOGOUS FUNCTIONAL GROUP CARBOXYL C OH

SERIES CARBOXYLIC O
ACID
EXAMPLE

O
CH3CH2CH2C OH

HOMOLOGOUS FUNCTIONAL GROUP CARBOALKOXY STRUCTURE

SERIES ESTER C OR
O

EXAMPLE

O
CH3C OCH2CH3

HOMOLOGOUS FUNCTIONAL GROUP CARBOXAMIDE STRUCTURE

SERIES AMIDE C NH2
O

EXAMPLE

O
CH3C NH2

STRUCTURE

HOMOLOGOUS FUNCTIONAL GROUP ACID CC
ANHYDRIDE
OO
ACID
ANHYDRIDE EXAMPLE

SERIES OO
CH3CH2C O C CH3