Search results for "Period 2 element" - New World Encyclopedia

From New World Encyclopedia
  • as unnilunium (symbol Unu), is a synthetic element in the periodic table. A ... alpha particles. Only trace amounts of the element have been produced. The ...
    6 KB (778 words) - 04:30, 9 November 2022
  • ores. Although many isotopes of this element have been produced, they ... This element, which was named for France, was the last element discovered ...
    6 KB (795 words) - 06:17, 23 January 2023
  • as unnilbium (symbol Unb), is a synthetic element in the periodic table. A ... that they had synthesized an isotope of element 102. The team reported that ...
    7 KB (962 words) - 02:34, 16 November 2022
  • * The large table provides the basics plus full element names and ... Each element appears in a box which contains the symbol of the element ...
    13 KB (1,942 words) - 00:40, 24 November 2022
  • group elements, which occur in groups 1 and 2 on the left side, and groups ... on this perspective, the term transition element has been defined more strictly ...
    17 KB (2,462 words) - 04:39, 5 November 2022
  • Einsteinium (chemical symbol Es, atomic number 99) is a synthetic ... and practical applications of the element have yet to be developed. ...
    7 KB (940 words) - 00:06, 13 February 2024
  • is the rarest naturally occurring chemical element. It is a member of the halogen ... This element was discovered in 1940 by Dale R. Corson, K. R. MacKenzie ...
    6 KB (808 words) - 05:08, 18 August 2023
  • Fermium (chemical symbol Fm, atomic number 100) is a synthetic element ... beta decays also occurred to create the element). The work was overseen ...
    7 KB (998 words) - 17:26, 26 March 2024
  • 2, 8 color1=#c0ffff | color2=green gas 0.9002 k=24.56 | c=-248.59 ... 10) is the fourth most abundant chemical element in the universe, but it ...
    6 KB (841 words) - 16:18, 11 November 2022
  • 97) is a synthetic, radioactive chemical element, classified as an actinide ... to be synthesized. Currently, the main interest in this element lies ...
    7 KB (911 words) - 11:01, 28 September 2023
  • 95) is a radioactive, synthetic metallic element, classified as an actinide ... This element, which can be produced in kilogram quantities, and has ...
    9 KB (1,328 words) - 06:50, 25 July 2023
  • eka-lutetium, is a radioactive synthetic element in the periodic table. Its ... sometimes used as a temporary, systematic element name until that time. ...
    6 KB (798 words) - 17:58, 25 October 2022
  • Europium is never found in nature as a free element; however, there ... samples of the recently discovered element samarium were contaminated ...
    10 KB (1,254 words) - 04:34, 23 March 2024
  • water, earth, air, and fire. Each element has its distinct characteristics ... these four elements. For Empedocles, each element maintains its own nature ...
    8 KB (1,150 words) - 18:28, 13 February 2024
  • the Congo have been found to contain the element at a concentration of about ... The existence of an element between thorium and uranium was predicted ...
    9 KB (1,150 words) - 08:16, 2 December 2022
  • affinity and ionization energy of a given element, and they can be quantitated ... Consequently, the electronegativity of an element cannot be measured directly—it ...
    16 KB (2,171 words) - 15:58, 13 February 2024
  • The element is never found in nature in pure form, but it is found ... turned out to be the oxide of the element holmium and was named holmia ...
    9 KB (1,135 words) - 23:14, 30 April 2023
  • 96) is a radioactive, metallic, transuranic element "Transuranic ... amounts, making it feasible to study the element's chemical properties ...
    10 KB (1,354 words) - 06:46, 12 January 2024
  • Californium (chemical symbol Cf, atomic number 98) is a chemical element ... (helium ions). Californium is the heaviest element that has been produced in ...
    11 KB (1,466 words) - 18:27, 25 November 2023
  • Terbium is never found in nature as the free element, but it is contained ... Terbium is classified as a rare earth element. The term "rare ...
    9 KB (1,141 words) - 03:47, 30 April 2023

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