Two constitutional isomers of phenolphthalein are shown below.One of them is colorless, while
the other is responsible for the characteristic pinkish hue desperately sought by beginning students
learning titration techniques.Identify which is the pink isomer, and explain how you know.

Question

Quizplus · Accepted Answer

The Answer of Two constitutional isomers of phenolphthalein are shown below.One of them is colorless, while
the other is responsible for the characteristic pinkish hue desperately sought by beginning students
learning titration techniques.Identify which is the pink isomer, and explain how you know.

Two Constitutional Isomers of Phenolphthalein Are Shown Below