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potassium dichromate

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noun Chemistry.
an orange-red, crystalline, water-soluble, poisonous powder, K2Cr2O7, used chiefly in dyeing, photography, and as a laboratory reagent.
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Also called potassium bichromate.

Origin of potassium dichromate

First recorded in 1880–85
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

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British Dictionary definitions for potassium dichromate

potassium dichromate

noun
an orange-red crystalline soluble solid substance that is a good oxidizing agent and is used in making chrome pigments and as a bleaching agent. Formula: K 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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