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dichromate

American  
[dahy-kroh-meyt] / daɪˈkroʊ meɪt /

noun

  1. Chemistry. a salt of the hypothetical acid H 2 Cr 2 O 7 , as potassium dichromate, K 2 Cr 2 O 7 .


dichromate British  
/ daɪˈkrəʊmeɪt /

noun

  1. Also called: bichromate.  any salt or ester of dichromic acid. Dichromate salts contain the ion Cr 2 O 7 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

Etymology

Origin of dichromate

First recorded in 1860–65; di- 1 + chromate

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

A lawsuit filed by Houston Lawyer Mike Doyle on behalf of 159 veterans says KBR exposed service members to sodium dichromate, which caused respiratory ailments.

From Washington Times Sep. 2, 2015

After this it is well washed to remove the unaltered gum and dichromate salt.

From Photogravure by Blaney, Henry R.

It will be noticed that the oxidizing action of potassium dichromate leaves potassium sulphate and chromium sulphate as the products of the reaction.

From An Elementary Study of Chemistry by McPherson, William

On boiling it with copperas it becomes violet, while on boiling with potassium dichromate it changes to a yellowish brown.

From Scientific American Supplement, No. 363, December 16, 1882 by Various

Technical sodium dichromate generally contains a certain amount of chlorides, and the chlorine liberated from these tends to cause a troublesome foam towards the end, of the reaction.

From Organic Syntheses by Conant, James Bryant

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