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hydroxide ion

American  

noun

  1. the anion OH−.


Etymology

Origin of hydroxide ion

First recorded in 1950–55


Example Sentences

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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

The process is endothermic, and so the extent of ionization and the resulting concentrations of hydronium ion and hydroxide ion increase with temperature.

From Textbooks ● Feb. 14, 2019

The solution pH is then calculated using the concentration of hydroxide ion:

From Textbooks ● Feb. 14, 2019

In solutions of the same concentration, stronger bases ionize to a greater extent, and so yield higher hydroxide ion concentrations than do weaker bases.

From Textbooks ● Feb. 14, 2019

Using this information, calculate the standard free energy change for the aqueous reaction of hydrogen ion with hydroxide ion to produce water.

From Textbooks ● Feb. 14, 2019

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