BITSAT2012ChemistryPolymersActual
Alizarin is an example of
Options
- ATriayl dye
- BAzo dye
- CVat dye
- DAnthraquinone dye
Correct answer
D. Anthraquinone dye
Step-by-step solution
Alizarin is an anthraquinone dye. It gives a bright red colour with aluminium and a blue colour with barium.