ChemicalElements

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Element Symbol AtomicNumber ChemicalPropertyId OriginOfName Group Period AtomicWeight AtomicWeightUncertainty Density MeltingPoint BoilingPoint HeatCapacity Electronegativity AbundanceInEarthsCrust
Francium Fr 87 Alkali metal Francia, the New Latin name for France 1 7 1.87 300.00 950.00 0.70 0.00
Rubidium Rb 37 Alkali metal the Latin rubidus, 'deep red' 1 5 85.47 0.00 1.53 312.46 961.00 0.36 0.82 90.00
Lithium Li 3 Alkali metal the Greek lithos, 'stone' 1 2 6.94 0.00 0.53 453.69 1560.00 3.58 0.98 20.00
Caesium Cs 55 Alkali metal the Latin caesius, 'sky blue' 1 6 132.91 0.00 1.87 301.59 944.00 0.24 0.79 3.00
Hydrogen H 1 Reactive nonmetal composed of the Greek elements hydro- and -gen meaning 'water-forming' 1 1 1.01 0.00 0.00 14.01 20.28 14.30 2.20 1400.00
Barium Ba 56 Alkaline earth metal the Greek barys, 'heavy' 2 6 137.33 0.01 3.59 1000.00 2170.00 0.20 0.89 425.00
Beryllium Be 4 Alkaline earth metal beryl, a mineral 2 2 9.01 0.00 1.85 1560.00 2742.00 1.83 1.57 2.80
Strontium Sr 38 Alkaline earth metal Strontian, a small town in Scotland 2 5 87.62 0.01 2.64 1050.00 1655.00 0.30 0.95 370.00
Radium Ra 88 Alkaline earth metal the Latin radius, 'ray' 2 7 5.50 973.00 2010.00 0.09 0.90 0.00
Calcium Ca 20 Alkaline earth metal the Latin calx, 'lime' 2 4 40.08 0.00 1.54 1115.00 1757.00 0.65 1.00 41500.00