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dichromate
This is a highly technical term used exclusively in chemistry, metallurgy, and industrial manufacturing. It is never used in casual conversation unless the speaker is discussing a specific chemical reaction or laboratory procedure. The term refers to compounds containing the Cr2O7 2- ion, which are characterized by a distinct orange color.
In a professional or academic context, dichromates are primarily discussed as powerful oxidizing agents. Because many dichromate compounds (especially hexavalent chromium) are toxic and carcinogenic, the word is frequently paired with safety terminology, such as "hazardous waste," "PPE," or "regulatory compliance."
It should be distinguished from "chromate," which refers to a different chemical structure (the CrO4 2- ion). While they are related and can interconvert depending on the pH of the solution, they are distinct chemical species with different properties.
Meanings
Examples
Potassium dichromate is commonly used as an oxidizing agent in laboratories.
The solution contains a high concentration of sodium dichromate.
The solution contains a high concentration of sodium dichromate.
We need to dispose of the dichromate waste according to safety protocols.
Is this the correct grade of ammonium dichromate for the experiment?
The leather tanning process often involves the use of a dichromate salt.
I wonder if the dichromate crystals will react quickly with the alcohol.
The technician carefully weighed the potassium dichromate on the digital scale.
Dichromate compounds are known for their bright orange color.