ChemicalElements

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Element Symbol AtomicNumber ChemicalPropertyId OriginOfName Group Period AtomicWeight AtomicWeightUncertainty Density MeltingPoint BoilingPoint HeatCapacity Electronegativity AbundanceInEarthsCrust
Arsenic As 33 Metalloid English word (Latin arsenicum) 15 4 74.92 0.00 5.78 1090.00 887.00 0.33 2.18 1.80
Gold Au 79 Transition metal English word (aurum in Latin) 11 6 196.97 0.00 19.28 1337.33 3129.00 0.13 2.54 0.00
Scandium Sc 21 Transition metal Scandia, the Latin name for Scandinavia 3 4 44.96 0.00 2.99 1814.00 3109.00 0.57 1.36 22.00
Cobalt Co 27 Transition metal the German word Kobold, 'goblin' 9 4 58.93 0.00 8.86 1768.00 3200.00 0.42 1.88 25.00
Manganese Mn 25 Transition metal corrupted from magnesia negra, see Magnesium 7 4 54.94 0.00 7.44 1519.00 2334.00 0.48 1.55 950.00
Helium He 2 Noble gas the Greek helios, 'sun' 18 1 4.00 0.00 0.00 4.22 5.19 0.01
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
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
Boron B 5 Metalloid borax, a mineral 13 2 10.81 0.00 2.34 2349.00 4200.00 1.03 2.04 10.00
Phosphorus P 15 Reactive nonmetal the Greek phoosphoros, 'carrying light' 15 3 30.97 0.00 1.82 317.30 550.00 0.77 2.19 1050.00