CAS 13907-47-6

Dichromate

Description:

Dichromate refers to the dichromate ion, typically represented as Cr2O7^2-, which is a polyatomic ion containing chromium in a +6 oxidation state. It is commonly found in compounds such as potassium dichromate (K2Cr2O7) and sodium dichromate (Na2Cr2O7). Dichromate compounds are characterized by their bright orange color, which is due to the presence of the dichromate ion. They are strong oxidizing agents and are used in various applications, including in laboratories, as pigments, and in the tanning of leather. However, dichromates are also highly toxic and carcinogenic, posing significant health risks upon exposure. They can cause severe respiratory issues, skin irritation, and other health problems. Due to their hazardous nature, the use of dichromates is heavily regulated in many countries. In aqueous solutions, dichromate can be converted to chromate (CrO4^2-) under alkaline conditions, demonstrating its chemical versatility. Proper handling and disposal are essential to mitigate environmental and health risks associated with dichromate compounds.

Formula: Cr₂O₇

InChI: InChI=1/2Cr.7O/q;;;;;;;2*-1/rCr2O7/c3-1(4,5)9-2(6,7)8/q-2

InChI key: InChIKey=SOCTUWSJJQCPFX-UHFFFAOYSA-N

SMILES: O([Cr]([O-])(=O)=O)[Cr]([O-])(=O)=O

Synonyms:

• Bichromate
• UNII-9LKY4BFN2V
• Chromate (Cr2O7(2-))
• Dichromate(2-)
• oxido-(oxido-dioxo-chromio)oxy-dioxo-chromium
• Chromic acid (H2Cr2O7), ion(2-)
• Chromate (Cr2O72-)
• Dichromate
• Chromate (Cr2O7 2-)
• Dichromate (Cr2O72-)
• Dichromate (Cr2O72-)
• Dichromate