• Polonium is a chemical element; it has symbol Po and atomic number 84. A rare and highly radioactive metal (although sometimes classified as a metalloid)...
    77 KB (8,348 words) - 14:58, 25 August 2024
  • Polonium-210 (210Po, Po-210, historically radium F) is an isotope of polonium. It undergoes alpha decay to stable 206Pb with a half-life of 138.376 days...
    20 KB (2,100 words) - 23:31, 11 August 2024
  • He died on 23 November, becoming the first confirmed victim of lethal polonium-210-induced acute radiation syndrome. Litvinenko's allegations about misdeeds...
    142 KB (13,293 words) - 19:54, 29 August 2024
  • naturally-occurring isotope of polonium and is the most common isotope of polonium. It is also the most easily synthesized polonium isotope. 209Po, which does...
    17 KB (514 words) - 08:21, 20 August 2024
  • Thumbnail for Chalcogen
    sulfur (S), selenium (Se), tellurium (Te), and the radioactive elements polonium (Po) and livermorium (Lv). Often, oxygen is treated separately from the...
    75 KB (8,271 words) - 18:54, 15 August 2024
  • Thumbnail for Polonium tetrabromide
    Polonium tetrabromide, is a bromide of polonium, with the chemical formula PoBr4. Polonium tetrabromide can be formed by the direct reaction of bromine...
    3 KB (156 words) - 03:48, 23 September 2023
  • Polonium monoxide (also known as polonium(II) oxide) is a chemical compound with the formula PoO. It is one of three oxides of polonium, the other two...
    2 KB (142 words) - 22:59, 28 August 2023
  • Polonium trioxide (also known as polonium(VI) oxide) is a chemical compound with the formula PoO3. It is one of three oxides of polonium, the other two...
    3 KB (374 words) - 04:58, 23 March 2023
  • Polonium bromide may refer to: Polonium(II) bromide (polonium dibromide), PoBr2 Polonium(IV) bromide (polonium tetrabromide), PoBr4 This set index article...
    489 bytes (51 words) - 21:51, 20 December 2023
  • Livermorium (redirect from Eka-Polonium)
    chalcogen polonium. Livermorium is calculated to have some similar properties to its lighter homologues (oxygen, sulfur, selenium, tellurium, and polonium), and...
    53 KB (9,270 words) - 23:47, 15 August 2024
  • Thumbnail for Death of Yasser Arafat
    level of polonium inside his body when he died. The investigation ruled out HIV or any other infectious disease as a cause of death. The polonium was found...
    62 KB (6,807 words) - 01:07, 1 September 2024
  • Thumbnail for Polonium dioxide
    Polonium dioxide (also known as polonium(IV) oxide) is a chemical compound with the formula PoO2. It is one of three oxides of polonium, the other two...
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  • Thumbnail for Irène Joliot-Curie
    Paris on 17 March 1956 from an acute leukemia linked to her exposure to polonium and X-rays. Irène was born in Paris, France, on 12 September 1897 and was...
    26 KB (2,919 words) - 01:14, 10 September 2024
  • Thumbnail for Polonium(IV) sulfate
    Polonium(IV) sulfate is an inorganic compound with the chemical formula of Po(SO4)2. As anhydrous, it forms dark purple crystalline solid, and as a hydrate...
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  • Polonium dibromide (also known as polonium(II) bromide) is a chemical compound with the formula PoBr2. This salt is a purple-brown crystalline solid at...
    2 KB (187 words) - 04:58, 23 March 2023
  • Thumbnail for Polonium hydride
    Polonium hydride (also known as polonium dihydride, hydrogen polonide, or polane) is a chemical compound with the formula PoH2. It is a liquid at room...
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  • Postum as a code name for polonium. Use of polonium for the neutron initiator was proposed in 1944 by Edward Condon, although polonium as an initiator was mentioned...
    13 KB (1,737 words) - 14:10, 11 December 2023
  • Thumbnail for Polonium hexafluoride
    Polonium hexafluoride (PoF6) is a possible chemical compound of polonium and fluorine and one of the seventeen known binary hexafluorides. The synthesis...
    2 KB (194 words) - 03:50, 23 September 2023
  • Polonium diiodide is a binary inorganic compound of polonium metal and iodine with the chemical formula PoI2. Ropp, Richard C. (31 December 2012). Encyclopedia...
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  • Thumbnail for Polonium dichloride
    Polonium dichloride is a chemical compound of the radioactive metalloid, polonium and chlorine. Its chemical formula is PoCl2. It is an ionic salt. Polonium...
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  • Thumbnail for Pleochroic halo
    Uranium-238 follows a sequence of decay through thorium, radium, radon, polonium, and lead. These are the alpha-emitting isotopes in the sequence. (Because...
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  • Thumbnail for Dayton Project
    The Dayton Project was a research and development project to produce polonium during World War II, as part of the larger Manhattan Project to build the...
    37 KB (4,907 words) - 20:02, 10 May 2024
  • Thumbnail for Marie Curie
    won the 1911 Nobel Prize in Chemistry for her discovery of the elements polonium and radium, using techniques she invented for isolating radioactive isotopes...
    109 KB (10,106 words) - 15:36, 4 September 2024
  • Polonium tetrachloride (also known as polonium(IV) chloride) is a chemical compound with the formula PoCl4. The salt is a hygroscopic bright yellow crystalline...
    3 KB (202 words) - 22:51, 18 December 2022
  • Metalloid (section Polonium)
    elements are less frequently so classified: carbon, aluminium, selenium, polonium and astatine. On a standard periodic table, all eleven elements are in...
    246 KB (27,797 words) - 13:04, 27 August 2024
  • bonding, TexSey Polonium monoxide, PoO Polonium dioxide, PoO2 Polonium trioxide, PoO3 Polonium sulfide, PoS Many "alloys" of polonium and selenium in...
    8 KB (601 words) - 06:38, 4 April 2024
  • Polonium tetranitrate is an inorganic compound, a salt of polonium and nitric acid with the chemical formula Po(NO3)4. The compound is radioactive, forms...
    3 KB (303 words) - 06:33, 8 November 2023
  • Thumbnail for Dayton, Ohio
    the Dayton Project, a branch of the larger Manhattan Project, to develop polonium triggers used in early atomic bombs. With the decline of heavy manufacturing...
    135 KB (11,868 words) - 23:31, 2 September 2024
  • Thumbnail for Lead polonide
    naturally, as lead is produced in the alpha decay of polonium. Lead polonide can be formed by reacting polonium vapour and lead under a vacuum. Lead polonide...
    3 KB (209 words) - 16:08, 27 May 2024
  • Polonium tetraiodide is a binary inorganic compound of polonium and iodine with the chemical formula PoI 4. The compound forms volatile black crystals...
    4 KB (311 words) - 12:06, 28 December 2023