Inorganic Chemistry

Cuprous bromide (CuBr) is an inorganic chemical compound that holds a significant place in the field of chemistry due to its unique properties and widespread applications. This monovalent copper halide exists in the form of white, cubic crystals, exhibiting pure chemical characteristics. However, this beautiful white substance is highly sensitive to environmental conditions and will quickly decompose once exposed to light or moist air, revealing its unstable chemical properties. In terms of chemical structure, the molecular structure of CuBr is similar to that of zinc sulfide, forming a paramagnetic solid structure. This structure endows it with unique performance in certain chemical reactions, making it an important reagent in organic synthesis. CuBr can form stable complexes with various acids such as hydrochloric acid and hydrobromic acid, and react with aqueous ammonia to produce corresponding ammine complexes. These characteristics make it highly adjustable in chemical reactions. In terms of physical properties, the density of CuBr is 4.72 g/cm3, its melting point is 504 °C, and its boiling point is as high as 1345 °C, showing its high melting point and relatively high density. This substance dissolves slowly in water but can be fully dissolved in hydrobromic acid, hydrochloric acid, and ammonium hydroxide, while being insoluble in acetone. These characteristics determine its special requirements for experimental operation and storage, which need to be kept in a cool and dry environment, sealed to prevent decomposition caused by contact with air or water. The CAS number of CuBr is 7787-70-4, and its chemical formula clearly indicates its chemical composition. In addition, it has many alternative names, reflecting different names in different research fields and applications. The vapor pressure of CuBr at 1 mm Hg @ 572 °C indicates its stability in high-temperature environments, but it decomposes when exposed to hot water or strong oxidizing agents such as nitric acid. CuBr, a monovalent copper bromide, is an inorganic salt with high reactivity and unique chemical structure, widely used in organic synthesis and chemical research. Its sensitivity to environmental conditions, good solubility, and paramagnetism make it a unique tool for chemical reactions, and a valuable asset for chemists.More

Lead chromate (PbCrO₄) is an inorganic compound that appears as a bright yellow powder, commonly known as chrome yellow. It is characterized by its high density of approximately 6.12 g/cm³ and a melting point around 844 °C. Lead chromate is notably insoluble in water, but it is soluble in alkaline solutions and dilute acids. ​More

Manufacture of metallic zirconium.More

silvery-white chip or ingot, or grey powderMore

grey powderMore

Cupric Chloride, brown-yellow powder, quite soluble in cold H2O or alcohol, very soluble in hot H2O. Catalyst for several organic syntheses, including production of vinyl chloride monomer. Cupric chloride, CuCI2, also known as copper chloride, is a yellowish- brown solid that is soluble in water and alcohol. The dihydrate of cupric chloride, CUCI2·H20, is a green crystalline solid that is soluble in water. Cupric chloride is used in the textile industry as a mordant in the dyeing and printing oMore

DryPowderMore

PINK HYGROSCOPIC CRYSTALS.More

In platinum plating, photography, platinum mirrors, platinum luster on glass and porcelain, platinized carbon for acetic acid manufacture; platinizing pumice stone or asbestos, as catalyst in manufacture of SO3; indelible ink; relief etching of zinc for artistic and commercial purposes; fixing microscopic Preparations, etc.More

Sulfur hexafluoride is a colorless, odorless, nontoxic, nonflammable gas that has a high dielectric strength and serves widely as an insulating gas in electrical equipment. At atmospheric pressures it sublimes directly from the solid to the gas phase and does not have a stable liquid phase unless under a pressure of more than 32 psia (221 kPa, abs). It is shipped as a liquefied compressed gas at its vapor pressure of 298 psig at 70°F (2050 kPa at 21.1 0C).
One of the most chemically inertMore