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Colour Changes of Phenolphthalein and Methyl Orange Indicators in Acids and Alkali

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Colour Changes of Phenolphthalein and Methyl Orange Indicators in Acids and Alkali

Question

What is the color of phenolphthalein and methyl orange indicators in
1. Acids (H+)(aq)
2. Alkali (OH-)(aq)

Answer

A. Phenolphthalein indicator
1. Acids - Colourless
2. Alkali - Pink

B. Methyl orange indicator
1. Acids - Orange
2. Alkali - Yellow


   Related Topics

Simple Classification of Substances Air Oxygen and Combustion Water and Hydrogen - Reactions of water with Metals Structure of the Atom and The Periodic Table Structure and Bonding Organic Chemistry I - Introduction and Alkanes Organic Chemistry I - Alkenes Organic Chemistry I - Alkynes Oxides of Nitrogen