Creation
Conjugation
100

Some dyes undergo this process in order to become colourful. 

What is oxidation?


100

A bond formed by two p orbitals joining at the sides.

What is a pi bond?

200

  These dyes come from plants or vegetables.

What are natural dyes?

200

A bond formed by two p orbitals joining head on.

What is a sigma bond?

300

These dyes are the same end product, but usually have to undergo more chemical changes.

What are synthetic dyes?

300

A conjugated system is made of these, which rapidly flip.

What are alternating double and single bonds?

400

This process converts an attached glucose into oxygen.

What is fermentation (in a base)?

400

The overlap of one p orbital across an intervening sigma bond.  

What is conjugation?

500

In the case of indigo, this process bonds two compounds together to finally produce a colourful dye.

What is oxidation?

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