- Chemical reaction | Definition, Equations, Examples, Types - Britannica
A chemical reaction is a process in which one or more substances, the reactants, are converted to one or more different substances, the products Substances are either chemical elements or compounds
- Chemistry | Definition, Topics, Types, History, Facts | Britannica
The identification of pure substances and the analysis of chemical mixtures enable all other chemical disciplines to flourish The importance of analytical chemistry has never been greater than it is today
- Chemical compound | Definition, Examples, Types | Britannica
All the matter in the universe is composed of the atoms of more than 100 different chemical elements, which are found both in pure form and combined in chemical compounds
- Chemical Banking Corporation | Merger, Acquisition, Rebranding . . .
The merged company became the Chemical Banking Corporation In 1996 the firm, which was by then the second-largest bank in the United States, merged with another New York bank, The Chase Manhattan Corporation, to form what became the largest bank in the nation
- The Horrifying History of Gas Warfare | Britannica
But Haber was willing to pervert this chemical genius to help Germany win the war And he set out to craft deadlier chemical weapons, leading a group of scientists the German military ghoulishly called "the disinfection unit "
- Oxalic acid | Formula, Uses, Facts | Britannica
The chief chemical characteristic of the carboxylic acids is their acidity They are generally more acidic than other organic compounds containing hydroxyl groups but are generally weaker than the familiar mineral acids (e g , hydrochloric acid, HCl, sulfuric acid, H 2 SO 4, etc )
- Bisphenol A (BPA) | Description, Biological Effects, Environmental . . .
BPA was first synthesized in 1891, by Russian chemist Aleksandr P Dianin, who combined phenol with acetone in the presence of an acid catalyst to produce the chemical
- Chemical weapon - Nerve Agents, Toxins, Warfare | Britannica
Chemical weapon - Nerve Agents, Toxins, Warfare: The most lethal and important chemical weapons contain nerve agents, which affect the transmission of impulses through the nervous system
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