Search results for "Chemical compound" - New World Encyclopedia
From New World Encyclopedia
- uracil is a heterocyclic aromatic organic compound. Heterocyclic compounds ... Uracil is a planar, unsaturated compound that has the ability to absorb ...14 KB (1,996 words) - 19:37, 12 November 2022
- Tin (chemical symbol Sn, atomic number 50) is a silvery, malleable ... printing process, and a niobium-tin compound is used in wires for superconducting ...16 KB (2,335 words) - 23:38, 30 April 2023
- Lutetium (chemical symbol Lu, atomic number 71) is a silvery white ... A strict correlation between periodic table blocks and chemical series ...11 KB (1,371 words) - 03:06, 5 November 2022
- Erbium (chemical symbol Er, atomic number 68) is a silvery metallic ... of all rare-earth metals and their chemical compounds. The principal ...11 KB (1,419 words) - 19:19, 13 February 2024
- clearly see the trends in physical and chemical properties of the elements ... The noble gases are the chemical elements in group 18 (formerly group ...30 KB (4,368 words) - 00:41, 24 November 2022
- Choline is a water-soluble organic compound that is classified as ... Choline is a quaternary saturated amine with the chemical formula ...15 KB (2,128 words) - 23:57, 13 January 2023
- :This article is about the chemical compound. {{Chembox new ... is the most common member of a class of chemical compounds known generically ...13 KB (1,801 words) - 14:33, 29 January 2024
- Osmium (chemical symbol Os, atomic number 76) is a hard, brittle, ... The compound osmium tetroxide is very toxic but has a number of important ...14 KB (1,905 words) - 04:43, 18 November 2022
- Boron (chemical symbol “B,” atomic number “5”) is a chemical ... however, that boron was recognized as a chemical element by Jöns Jakob Berzelius ...16 KB (2,239 words) - 19:45, 20 November 2023
- Borates are chemical compounds containing borate anions, that is, anions composed of boron and oxygen. There are various borate ions, the simplest ...10 KB (1,587 words) - 19:37, 20 November 2023
- to form salt and water, promotes certain chemical reactions (e.g. A chemical ... base will increase the acidity of a compound. This concept of acidity ...16 KB (2,510 words) - 07:38, 14 June 2023
- the inflorescence being in the form of a compound "umbel." The small ... feet) in its second year. The alternate compound leaves are bright green ...12 KB (1,763 words) - 08:53, 18 November 2022
- classify the elements according to their chemical properties, he noticed patterns ... made a formal presentation to the Russian Chemical Society, entitled The Dependence ...13 KB (1,999 words) - 16:30, 29 January 2024
- Redox (shorthand for reduction/oxidation reaction) describes all chemical ... electron acceptor. Oxidants are usually chemical substances with elements ...12 KB (1,809 words) - 02:49, 8 December 2022
- of electrons. This is the result of chemical dissociation. ... #039;s cells and interferes with their chemical functions. This can lead ...13 KB (1,858 words) - 08:06, 29 December 2021
- verification. Thus, although some of the chemical elements have been known ... is considered to be the first modern chemical textbook. It contained a ...15 KB (2,217 words) - 15:59, 25 January 2023
- Ethylene oxide (chemical formula C2H4O) is an important industrial ... This chemical is used mostly as an intermediate in the production ...12 KB (1,739 words) - 04:37, 22 March 2024
- state. Crystal polymorphs of the same compound exhibit different physical ... * performing a chemical reaction. === Applications === Artificial crystallization ...12 KB (1,748 words) - 06:32, 11 January 2024
- products. Ammonia, a significant compound of nitrogen, is useful for ... later as fertilizer, and later still as a chemical feedstock. ...22 KB (3,304 words) - 02:26, 16 November 2022
- When a cation forms a chemical bond ("ionic bond") with ... An ion is denoted by its chemical formula (showing the types and numbers ...17 KB (2,619 words) - 11:09, 6 March 2024
