hydroxide ion
Americannoun
Etymology
Origin of hydroxide ion
First recorded in 1950–55
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 concentration of hydroxide ion of the buffered solution is conveniently calculated by the Henderson- Hasselbalch equation:
From Textbooks ● Feb. 14, 2019
In this reaction, a proton is transferred from one of the aluminum-bound H2O molecules to a hydroxide ion in solution.
From Textbooks ● Feb. 14, 2019
Since it lacks a hydroxide ion, fluorapatite is more resistant to attacks by acids in our mouths and is thus less soluble, protecting our teeth.
From Textbooks ● Feb. 14, 2019
Adding a common ion, Mg2+, will increase the concentration of this ion and shift the solubility equilibrium to the left, decreasing the concentration of hydroxide ion and increasing the amount of undissolved magnesium hydroxide.
From Textbooks ● Feb. 14, 2019
It can form both the hydronium ion, H3O+, and the hydroxide ion, OH− when it undergoes autoionization:
From Textbooks ● Feb. 14, 2019
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
