Section 20.3 Introduction to Functional Groups and Alcohols 1.To learn the common functional groups in organic molecules 2.To learn about simple alcohols and how to name them 3.To learn about how some alcohols are made and used Objectives

Section 20.3 Introduction to Functional Groups and Alcohols A. Functional Groups Functional group – additional atom or groups of atoms (containing elements in addition to H and C) found on a mostly hydrocarbon molecule

Section 20.3 Introduction to Functional Groups and Alcohols B. Alcohols All alcohols contain the –OH group.

Section 20.3 Introduction to Functional Groups and Alcohols B. Alcohols

Section 20.3 Introduction to Functional Groups and Alcohols C. Properties and Uses of Alcohols Methanol –starting material for making acetic acid and many adhesives, fibers and plastics –motor fuel Ethanol –Fermentation product –Fuel additive used to make gasohol

Section 20.3 Introduction to Functional Groups and Alcohols C. Properties and Uses of Alcohols Other alcohols –Ethylene glycol – automotive antifreeze –Phenol – production of adhesives and plastics