sodium dichromate

American  

[soh-dee-uhm dahy-kroh-meyt] / ˈsoʊ di əm daɪˈkroʊ meɪt /

Also sodium bichromate

noun

Chemistry.

1. a red or orange crystalline, water-soluble solid, Na 2 Cr 2 O 7 ⋅2H 2 O, used as an oxidizing agent in the manufacture of dyes and inks, as a corrosion inhibitor, a mordant, a laboratory reagent, in the tanning of leather, and in electroplating.

---

sodium dichromate British  

noun

1. Also called (not in technical usage): sodium bichromate.  a soluble crystalline solid compound, usually obtained as red or orange crystals and used as an oxidizing agent, corrosion inhibitor, and mordant. Formula Na 2 Cr 2 O 7

---

Etymology

Origin of sodium dichromate

First recorded in 1900–05

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

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

At first a greenish-black precipitate forms, but upon further addition of the sodium dichromate solution, the color changes to yellowish green.

From Organic Syntheses by Conant, James Bryant

Procedure IN a 5-l. round-bottom flask, fitted with a mechanical stirrer, are placed 680 g. of sodium dichromate, 1500 cc. of water, and 230 g. of p-nitrotoluene.

From Organic Syntheses by Conant, James Bryant

In all 540 g. of sodium dichromate are added, the addition taking one to two hours.

From Organic Syntheses by Conant, James Bryant