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 .

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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–

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Etymology

Origin of dichromate

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

Example Sentences

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

It is essential that the stirring should be most efficient, so that when the mixture becomes thick the dichromate will be evenly distributed throughout the liquid, as rapidly as it is added.

From Organic Syntheses by Conant, James Bryant

The mixture is cooled to 0'0, and 330 g. of sodium dichromate are added in powdered form, the temperature being kept below 5'0 at all times.

From Organic Syntheses by Conant, James Bryant

The amount of solid sodium dichromate given is for the dry crystalline compound containing two molecules of water of crystallization.

From Organic Syntheses by Conant, James Bryant

When technical sodium dichromate is used, the solution should be filtered with suction, before it is added to the hydroquinone, in order to remove any insoluble impurities.

From Organic Syntheses by Conant, James Bryant