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dichromic acid

American  

noun

Chemistry.

  1. the hypothetical acid H 2 Cr 2 O 7 , from which dichromates are derived.

dichromic acid British  

noun

  1. an unstable dibasic oxidizing acid known only in solution and in the form of dichromate salts. Formula: H 2 Cr 2 O 7

"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

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Like manganese, chromium forms two unstable acids, namely, chromic acid and dichromic acid.

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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.