• Question: What is your favourite element

    Asked by 282dech23 to Andy, Diana, James, Mary Jane, Wil on 7 Mar 2017.
    • Photo: Wilhelmiina Toivo

      Wilhelmiina Toivo answered on 7 Mar 2017:

      I like fire 🙂

    • Photo: Diana Kornbrot

      Diana Kornbrot answered on 8 Mar 2017:

      U
      Uranium
      Chemical Element
      Uranium is a chemical element with symbol U and atomic number 92. It is a silvery-white metal in the actinide series of the periodic table. A uranium atom has 92 protons and 92 electrons, of which 6 are valence electrons. Wikipedia
      Symbol: U
      Atomic number: 92
      Atomic mass: 238.02891 u ± 0.00003 u
      Electrons per shell: 2,8,18,32,21,9,2
      Discovered: 1789
      Electron configuration: [Rn] 5f36d17s2
      Discoverer: Martin Heinrich Klaproth
      Can easily be discovered with google

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