Nitronium ion | Article about Nitronium ion by The Free Dictionary
nitronium (redirected from Nitronium ion)
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Positively charged NO2 ion, believed to be formed from HNO3. Also known as nitryl ion.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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A very early application of the use of superacids in inorganic chemistry was the demonstration that the nitronium ion
is formed in a solution of nitric acid in sulfuric acid