ChemicalElements

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Element Symbol AtomicNumber ChemicalPropertyId OriginOfName Group Period AtomicWeight AtomicWeightUncertainty Density MeltingPoint BoilingPoint HeatCapacity Electronegativity AbundanceInEarthsCrust
Rutherfordium Rf 104 Transition metal Ernest Rutherford, chemist and physicist 4 7 -23.20 -2400.00 -5800.00 0.00
Europium Eu 63 Lan­thanide Europe 6 151.96 0.00 5.24 1099.00 1802.00 0.18 1.20 2.00
Flerovium Fl 114 Unknown chemical properties Flerov Laboratory of Nuclear Reactions, part of JINR where the element was synthesized; itself named for Georgy Flyorov, physicist 14 7 -14.00 210.00 0.00
Francium Fr 87 Alkali metal Francia, the New Latin name for France 1 7 1.87 300.00 950.00 0.70 0.00
Iodine I 53 Reactive nonmetal French iode (after the Greek ioeides, 'violet') 17 5 126.90 0.00 4.93 386.85 457.40 0.21 2.66 0.45
Nickel Ni 28 Transition metal from a mischievous sprite of German miner mythology, Nickel 10 4 58.69 0.00 8.91 1728.00 3186.00 0.44 1.91 84.00
Aluminium Al 13 Post-​transition metal from alumina, a compound (originally alumium) 13 3 26.98 0.00 2.70 933.47 2792.00 0.90 1.61 82300.00
Radon Rn 86 Noble gas From radium, as it was first detected as an emission from radium during radioactive decay 18 6 0.01 202.00 211.30 0.09 2.20 0.00
Oxygen O 8 Reactive nonmetal from the Greek oxy-, both 'sharp' and 'acid', and -gen, meaning 'acid-forming' 16 2 16.00 0.00 0.00 54.36 90.20 0.92 3.44 461000.00
Silicon Si 14 Metalloid from the Latin silex, 'flint' (originally silicium) 14 3 28.09 2.33 1687.00 3538.00 0.71 1.90 282000.00