What is unusual about thymol blue? Why does thymbol blue change color at the pH that is does?


What is unusual about thymol blue? Why does thymol blue change color?

pH indicators:

pH indicators are a chemical compound that changes its color when dissolved in acid or base. Through these chemical compounds, we can determine the pH visually by adding a small amount of indicator to the solution. For example methyl orange, methyl red, etc.

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Thymol blue is an example of a pH indicator.

The chemical name of thymol blue is thymolsulphonephthalein. It is a brownish-green or...

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Acid-Base Indicator: Definition & Concept


Chapter 11 / Lesson 11

Learn about acid-base indicators. Understand what acid-base indicators are, how they work to determine if a solution is acidic or basic, and see the examples.

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