Organic chemistry

Amine 2D general structure

Types of amines – primary, secondary, tertiary, quarternary amines

An amine is a derivative of ammonia (NH3) in which one or more of the hydrogen atoms are replaced with a substituent groups such as an alkyl or aryl groups.

Amide structure

Amide structure

Amide - an organic compound that contains a carbonyl group (-CO-) bonded to a nitrogen atom.


A polymer is a very large molecule that is built from monomers (the repeating units that make up a polymer).

A copolymer has different types of monomers combined to form the polymer chain.