question_answer

Alizarin dye obtained from the root of madder plant is anthraquinone derivative. Its structure corresponds to

A)                 1, 2-dihydroxy anthraquinone   

B)                 2, 3-dihydroxy anthraquinone   

C)                 1, 4-dihydroxy anthraquinone   

D)                 1-hydroxy anthraquinone

Correct Answer: A

Solution :

           Alizarin is 1,2 dihydroxy anthraquinone i.e.,