The following information is from the Occupational Safety and Health Administration:OverviewHexavalent chromium is one of the valence states (+6) of the element chromium. It is usually produced by an ...

Chromium (Cr) species can occur in a number of oxidation states, but – Cr(III) and Cr(VI) – the trivalent and hexavalent oxidation states are the most common in the environment. The chemistry and ...

This is literally a sugarcoated story about how a simple and abundant molecule can rid the world of a deadly pollutant that causes cancer and a long list of horrific maladies ranging from skin ...

A group of researchers has made significant progress in developing cost-effective catalysts for the oxygen evolution reaction (OER), a critical component in technologies such as water splitting and ...

THE PRIZED RED COLOR that trivalent chromium brings to ruby gems belies the toxicity of its hexavalent counterpart in the environment. The widespread industrial use and health hazards of chromium ...

Nanoparticles are used in a number of critical applications in the field of biomedicine, cosmetics, optics and electronics, which were earlier not possible using the elements in their native states.

Chromium (Cr) is a metal with a unique relationship with the environment. While trivalent chromium (Cr(III)) is a necessary nutrient, hexavalent chromium (Cr(VI)) is toxic to humans and aquatic life, ...