Acetamide (organic compound and rare mineral) Acetamide Acetamide (CH3CONH2) is an organic amide used in synthesis and industry; it also occurs as a rare colorless crystalline mineral, typically on shale. This article covers its propert…
Ammonia (NH3): properties, production, uses, and safety Ammonia Ammonia (NH3) is a colorless, pungent gas of nitrogen and hydrogen. This article describes its chemical nature, properties, industrial production, major uses, and safety and enviro…
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…
BASF SE — German multinational chemical company BASF BASF SE, founded in 1865 and headquartered in Ludwigshafen, is one of the world's largest chemical producers, active in chemicals, materials, industrial solutions and agricultural…
Butene (C4H8): structure, isomers, production and uses Butene Butene is a four‑carbon alkene (C4H8) with a carbon–carbon double bond; it has four isomers and serves as a feedstock for polymers, fuels and chemical intermediates.
Iron(II) sulfate (ferrous sulfate) Iron(II) sulfate Overview of iron(II) sulfate (FeSO4), its forms and properties, historical uses, modern applications in medicine and industry, and safety and environmental considerations.
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…
Sodium hydroxide (caustic soda) — properties, uses, and safety Sodium hydroxide Sodium hydroxide (NaOH), commonly called caustic soda or lye, is a strong inorganic base used in industry and households. This article covers its properties, manufacture, applicati…
