Learning Objective:
Recognise how the reactive-groups in wool change in acidic and alkaline solutions and relate this to the dyeing process.

Please follow the link below if you feel you would benefit from some revision of basic chemical structures and bonding. This is not covered in this topic per se but is a pre-requisite for understanding the content.

Chemistry Revision

Consolidation Questions:
1. Describe the changes amino and carboxyl groups on wool under acidic or alkaline conditions.