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An acid, H2Cr2O7, found only in solution.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
(Elements & Compounds) an unstable dibasic oxidizing acid known only in solution and in the form of dichromate salts. Formula: H2Cr2O7
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
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|Noun||1.||dichromic acid - the hypothetical acid (H2Cr2O7) from which dichromates are derived; known only in solution and in the form of dichromate salts|
acid - any of various water-soluble compounds having a sour taste and capable of turning litmus red and reacting with a base to form a salt
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