by admin | Aug 16, 2020 | Periodic Table
Facts about Hydrogen The name Hydrogen is derived from the Greek words ‘Hydro’ and ‘Genes’ which together mean ‘Water Forming’ because water molecules contains atoms of hydrogen. It is the lightest element known. It is the most abundant element in the universe. Almost...
by abhishek | Aug 14, 2020 | Periodic Table
Atomic number : 29 Atomic mass : 63.546 g.mol-1 Electronegativity according to Pauling : 1.9 Density : 8.9 g.cm-3 at 20 °C Melting point : 1083 °C Boiling point : 2595 °C Vanderwaals radius : 0.128 nm Ionic radius : 0.096 (+1) nm ; 0.069 (+3) nm Isotopes : 6...
by abhishek | Aug 13, 2020 | Periodic Table
Atomic number : 28 Atomic mass : 58.71 g.mol-1 Electronegativity according to Pauling : 1.8 Density : 8.9 g.cm-3 at 20 °C Melting point : 1453 °C Boiling point : 2913 °C Vanderwaals radius : 0.124 nm Ionic radius : 0.069 (+2) nm ; 0.06 (+3) nm Isotopes : 10 Electronic...
by abhishek | Aug 13, 2020 | Periodic Table
Atomic number : 27 Atomic mass : 58.9332 g.mol-1 Electronegativity according to Pauling : 1.8 Density : 8.9 g.cm-3 at 20 °C Melting point : 1495 °C Boiling point : 2927 °C Vanderwaals radius : 0.125 nm Ionic radius : 0.078 (+2) nm ; 0.063 (+3) nm Isotopes : 8...
by abhishek | Aug 11, 2020 | Periodic Table
Atomic number : 26 Atomic mass : 55.85 g.mol-1 Electronegativity according to Pauling : 1.8 Density : 7.8 g.cm-3 at 20 °C Melting point : 1536 °C Boiling point : 2861 °C Vanderwaals radius : 0.126 nm Ionic radius : 0.076 (+2) nm ; 0.064 (+3) nm Isotopes : 8 Electronic...
by abhishek | Aug 11, 2020 | Periodic Table
Atomic number : 25 Atomic mass : 54.9380 g.mol-1 Electronegativity according to Pauling : 1.5 Density : 7.43g.cm-3 at 20 °C Melting point : 1247 °C Boiling point : 2061 °C Vanderwaals radius : 0.126 nm Ionic radius : 0.08 (+2) nm ; 0.046 (+7) nm Isotopes : 7...
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