Identify the most commonly used indicator among the following five.
A) alizarin
B) thymol blue
C) crystal violet
D) phenolphthalein
E) alizarin yellow R

Question

Quizplus · Accepted Answer

Phenolphthalein is the most commonly used indicator among the given options. It is used as an acid-base indicator and changes color from colorless to pink or red in the presence of a base. It is widely used in titrations to determine the endpoint of the reaction.

Identify the Most Commonly Used Indicator Among the Following Five