Ammonium dichromate Ammonium dichromate ((NH4)2Cr2O7) is an orange-red inorganic oxidizer used in laboratory oxidations and classic 'volcano' demonstrations; it is highly toxic and a known carcinogen.
Antimony (Sb): properties, history, and uses Antimony A concise overview of antimony (Sb): its identity, physical and chemical properties, natural occurrence, historical uses, modern applications and safety considerations.
Arsenic Sulfides — Minerals, Chemical Properties, Uses and Environmental Risks Arsenic sulfide Overview of arsenic sulfides—minerals like orpiment and realgar, their chemical and physical properties, technological uses such as chalcogenide glasses and pigments, plus health,…
Arsenic trioxide (As2O3): properties, uses, history and safety Arsenic trioxide Arsenic trioxide (As2O3), also called white arsenic, is an industrial and medicinal compound containing arsenic in the +3 oxidation state. It is highly toxic and environmentally si…
Barium peroxide (BaO2) Barium peroxide Barium peroxide is an inorganic oxidizing solid containing the peroxide ion. It has laboratory and historical uses as an oxygen source and in peroxide production; it is reactive an…
Bioaccumulation Bioaccumulation is the process by which chemicals build up in organisms over time; it affects wildlife and human health and is distinct from biomagnification and bioconcentration.
Nitrogen dioxide (NO2) — properties, sources, and impacts Nitrogen dioxide Nitrogen dioxide (NO2) is a reddish-brown, toxic gas formed by combustion. It is an oxidant in the atmosphere, contributes to smog and acid rain, and is an important industrial int…
