Search results for "List of elements by number" - New World Encyclopedia

From New World Encyclopedia
  • The periodic table of the chemical elements is a tabular display of ... :Main article: History of the periodic table The original table was ...
    13 KB (1,942 words) - 00:40, 24 November 2022
  • The development of the periodic table of the elements parallels the ... eighteenth and nineteenth centuries the rate of discovery of new elements increased ...
    15 KB (2,217 words) - 15:59, 25 January 2023
  • that are intermediate between those of metals and nonmetals. The following ... as a metalloid. Because very limited amounts of this element have been available ...
    7 KB (910 words) - 16:19, 9 November 2022
  • Points are used in the basic language of geometry, physics, vector graphics ... In Euclidean geometry, points are one of the fundamental objects. ...
    5 KB (679 words) - 08:29, 24 November 2022
  • In mathematics, an average, mean, or central tendency of a data set ... The original meaning of the word average is "damage sustained ...
    14 KB (2,265 words) - 07:15, 23 August 2023
  • "WEEE") is a waste type consisting of any broken or unwanted electrical ... == Definition of electronic waste == Electronic waste includes computers ...
    10 KB (1,429 words) - 16:03, 13 February 2024
  • 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
  • Thulium (chemical symbol Tm, atomic number 69) is the least abundant ... techniques have led to easier separation of the rare earths, which has ...
    9 KB (1,135 words) - 23:14, 30 April 2023
  • Part of the foundation of mathematics, Russell's paradox (also ... Consider the set R of all sets that do not contain themselves as members ...
    14 KB (2,342 words) - 18:15, 22 December 2022
  • Terbium (chemical symbol Tb, atomic number 65) is a silvery-white ... Nd,Y)PO4, which contains up to 0.03 percent of terbium), xenotime (YPO4) and ...
    9 KB (1,141 words) - 03:47, 30 April 2023
  • Dysprosium (chemical symbol Dy, atomic number 66) is a rare earth ... with erbium, holmium, and other rare earth elements. == History == ...
    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
  • Bromine (chemical symbol Br, atomic number 35) is a nonmetal that ... Bromine is an important resource for the production of a wide range ...
    10 KB (1,346 words) - 04:33, 22 November 2023
  • Lutetium (chemical symbol Lu, atomic number 71) is a silvery white ... Found with almost all other rare-earth metals but never by itself ...
    11 KB (1,371 words) - 03:06, 5 November 2022
  • Neon (chemical symbol Ne, atomic number 10) is the fourth most abundant ... meaning "new") was discovered by Scottish chemist William Ramsay ...
    6 KB (841 words) - 16:18, 11 November 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
  • 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) - 15:45, 30 May 2022
  • Ytterbium (chemical symbol Yb, atomic number 70) is a soft silvery ... associated with yttrium or other related elements and is used in certain steels ...
    11 KB (1,375 words) - 21:33, 4 June 2023
  • 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
  • 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

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