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3 days ago · Learn about the origins and development of chemistry from ancient times to the present. Explore the discoveries and inventions of fire, metals, paints, alchemy, and more.
Sep 11, 2024 · List of chemical elements. 118 chemical elements have been identified and named officially by IUPAC. A chemical element, often simply called an element, is a type of atom which has a specific number of protons in its atomic nucleus (i.e., a specific atomic number, or Z). [1]
Sep 7, 2024 · Computational chemistry is a branch of chemistry that uses computer simulations to assist in solving chemical problems. [2] It uses methods of theoretical chemistry incorporated into computer programs to calculate the structures and properties of molecules, groups of molecules, and solids. [3]
Aug 22, 2024 · Antoine Lavoisier (born August 26, 1743, Paris, France—died May 8, 1794, Paris) was a prominent French chemist and leading figure in the 18th-century chemical revolution who developed an experimentally based theory of the chemical reactivity of oxygen and coauthored the modern system for naming chemical substances.
- Arthur L. Donovan
- Antoine Lavoisier determined that oxygen was a key substance in combustion, and he gave the element its name. He developed the modern system of nam...
- After studying the humanities and sciences at the Collège Mazarin, Antoine Lavoisier studied law. However, he devoted much of his time to lectures...
- Antoine Lavoisier was born and raised in Paris. He was the first child and only son of a wealthy family.
- Antoine Lavoisier was guillotined during the French Revolution’s Reign of Terror on May 8, 1794. Under the monarchy, Lavoisier had a share in the G...
- Marie-Anne Paulze married Antoine Lavoisier in 1771. She assisted Antoine in his experiments. She did the drawings for many of his works and transl...
6 days ago · Molecule, a group of two or more atoms that form the smallest identifiable unit into which a pure substance can be divided and still retain the composition and chemical properties of that substance. Learn more about the properties and structures of molecules in this article.
- The Editors of Encyclopaedia Britannica
Sep 9, 2024 · Water, substance composed of the chemical elements hydrogen and oxygen and existing in gaseous, liquid, and solid states. It is one of the most plentiful of compounds and has the important ability to dissolve many other substances, which was essential to the development of life.
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2 days ago · Water (H2O) is a polar inorganic compound that is at room temperature a tasteless and odorless liquid, which is nearly colorless apart from an inherent hint of blue. It is by far the most studied chemical compound [19] and is described as the "universal solvent " [20] and the "solvent of life". [21]
