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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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The concentration of hydroxide ion of the buffered solution is conveniently calculated by the Henderson- Hasselbalch equation:

From Textbooks Feb. 14, 2019

What are the hydronium and hydroxide ion concentrations in a solution whose pH is 6.52?

From Textbooks Feb. 14, 2019

An added hydroxide ion is removed by the reaction:

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

In the forward direction, water acts as an acid by donating a proton to ammonia and subsequently becoming a hydroxide ion, OH−, the conjugate base of water.

From Textbooks Feb. 14, 2019

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