methyl orange
Americannoun
Etymology
Origin of methyl orange
First recorded in 1880–85
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
The anion of methyl orange, In−, is yellow, and the nonionized form, HIn, is red.
From Textbooks ● Feb. 14, 2019
The equilibrium in a solution of the acid-base indicator methyl orange, a weak acid, can be represented by an equation in which we use HIn as a simple representation for the complex methyl orange molecule:
From Textbooks ● Feb. 14, 2019
When we add acid to a solution of methyl orange, the increased hydronium ion concentration shifts the equilibrium toward the nonionized red form, in accordance with Le Châtelier’s principle.
From Textbooks ● Feb. 14, 2019
When methyl orange solution is used as indicator, titrations must be carried out cold.
From The Handbook of Soap Manufacture by W. H. Simmons
Total alkali is estimated by dissolving 2 grammes in distilled water, and titrating when cold, with N/1 acid, using methyl orange as indicator.
From The Handbook of Soap Manufacture by W. H. Simmons
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