![]() ![]() Note that, each element may contain more isotopes, therefore this resulting atomic mass is calculated from naturally-occuring isotopes and their abundance. See also: Properties of Nickel Atomic Mass of Nickel Nickel – Properties Element Nickel Atomic Number 28 Symbol Ni Element Category Transition Metal Phase at STP Solid Atomic Mass 58.6934 Density at STP 8.908 Electron Configuration 3d8 4s2 Possible Oxidation States +2,3 Electron Affinity 112 Electronegativity 1.91 1st Ionization Energy 7.6398 Year of Discovery 1751 Discoverer Cronstedt, Alex Fredrik Thermal properties Melting Point 1455 Boiling Point 2913 Thermal Conductivity 90.7 Specific Heat 0.44 Heat of Fusion 17.47 Heat of Vaporization 370.4 Nickel belongs to the transition metals and is hard and ductile. Nickel is a silvery-white lustrous metal with a slight golden tinge. Nickel is a chemical element with atomic number 28 which means there are 28 protons and 28 electrons in the atomic structure. ![]()
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