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hydrogen ion
Word Origin
noun
1.
ionized hydrogen of the form H
+
, found in aqueous solutions of all acids.
Origin of
hydrogen ion
Expand
1895-1900
First recorded in
1895-1900
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
Cite This Source
Examples from the Web for
hydrogen ion
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Historical Examples
We call each a “
hydrogen ion
” but you can see that each is a single proton.
Letters of a Radio-Engineer to His Son
John Mills
British Dictionary definitions for
hydrogen ion
Expand
hydrogen ion
noun
1.
an ionized hydrogen atom, occurring in plasmas and in aqueous solutions of acids, in which it is solvated by one or more water molecules; proton. Formula: H
+
2.
an ionized hydrogen molecule; hydrogen molecular ion. Formula: H
2
+
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Cite This Source
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Word of the Day
Difficulty index for
hydrogen ion
Few English speakers likely know this word
Word Value for
hydrogen
16
16
Scrabble
Words With Friends
Nearby words for hydrogen ion
hydrogen donor
hydrogen electrode
hydrogen embrittlement
hydrogen fluoride
hydrogen iodide
hydrogen ion
hydrogen peroxide
hydrogen sulfide
hydrogen sulphate
hydrogen sulphide
hydrogen sulphite
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