Search results for "List of elements by name" - New World Encyclopedia
From New World Encyclopedia
- Protactinium (chemical symbol Pa, atomic number 91) is a member of ... The isotope protactinium-231 occurs in pitchblende to the extent of ...9 KB (1,150 words) - 08:16, 2 December 2022
- It provides a simple and standardized set of conventions for describing ... and "core" implies the possibility of expansion. In 1995, the OCLC ...13 KB (1,902 words) - 17:17, 12 February 2024
- Nd,Y)PO4, which contains up to 0.03 percent of terbium), xenotime (YPO4) and ... Terbium was discovered in 1843 by Swedish chemist Carl Gustaf Mosander, ...9 KB (1,141 words) - 03:47, 30 April 2023
- 35) is a nonmetal that belongs to a group of chemical elements known as ... Bromine is an important resource for the production of a wide range ...10 KB (1,346 words) - 04:33, 22 November 2023
- has major implications for the foundations of mathematics. His best know ... physics, and philosophy at the Universities of Berlin, Halle, and Freiburg ...13 KB (2,116 words) - 21:23, 20 March 2024
- with erbium, holmium, and other rare earth elements. == History == Dysprosium was first identified in Paris in 1886 by French chemist ...10 KB (1,193 words) - 17:27, 12 February 2024
- MARC is an acronym, used in the field of library science, that stands ... The future of the MARC formats is a matter of some debate in the worldwide ...10 KB (1,427 words) - 04:45, 5 November 2022
- with yttrium. It is the heaviest and hardest of the rare earth elements. ... Found with almost all other rare-earth metals but never by itself ...11 KB (1,371 words) - 03:06, 5 November 2022
- taken to prevent or reduce the likelihood of a fire that may result in death ... Fire safety is often a component of building safety. Those who inspect ...10 KB (1,424 words) - 19:52, 26 March 2024
- associated with yttrium or other related elements and is used in certain steels ... Ytterbium is found with other rare earth elements in several rare ...11 KB (1,375 words) - 21:33, 4 June 2023
- Europium (chemical symbol Eu, atomic number 63) is the most reactive ... has also been identified in the spectra of the Sun and certain stars. ...10 KB (1,254 words) - 04:34, 23 March 2024
- to mythology. They initiated a new method of explanation known as philosophy ... The pre-Socratic style of thought is often called natural philosophy ...21 KB (3,010 words) - 22:19, 30 November 2022
- An alloy is the combination of metal with other chemical elements ... material are actually alloys. Alloys of gold are rated on a scale of ...17 KB (2,388 words) - 08:10, 23 July 2023
- just a trace element in the air. As a member of the noble gas series, it is ... meaning "new") was discovered by Scottish chemist William Ramsay ...6 KB (841 words) - 16:18, 11 November 2022
- :For other meanings of the abbreviation Pr, see PR. number=59 | symbol ... silvery metallic element that is a member of the lanthanide series of chemical ...12 KB (1,535 words) - 22:14, 30 November 2022
- is a bright silvery metal that is a member of the lanthanide series of chemical ... in nature, but, like other rare earth elements, it is contained in many ...11 KB (1,437 words) - 02:07, 23 December 2022
- a silvery metallic element that is a member of the lanthanide series of chemical ... It constitutes about 38 parts per million (ppm) of the Earth’s crust. ...12 KB (1,578 words) - 16:18, 11 November 2022
- It is associated with several other rare earth elements in the mineral ... century have greatly brought down the cost of production of all rare-earth ...11 KB (1,419 words) - 19:19, 13 February 2024
- the composition, structure, and properties of matter, as well as the changes ... Disciplines within chemistry are traditionally grouped by the type ...20 KB (2,886 words) - 14:48, 5 December 2023
- 9) is a nonmetal that belongs to a group of chemical elements known as ... Fluorine and its compounds are useful for a wide range of applications ...13 KB (1,855 words) - 17:47, 28 March 2024
