Nickel

Nickel 58.6934(2)   Ni 28 1s22s22p63s23p63d84s2 [ ? ] Transition metal: Properties: Silvery-white,hard, malleable, ductile metal. Somewhat ferromagnetic. Hazard: Nickel carbonyl is very toxic. Other nickel compounds may also be toxic.

Nickel is a chemical element, typically found as a solid in its elemental form. It has the chemical symbol Ni, atomic number (number of protons) Z = 28, and a standard atomic weight of 58.6934 g/mol.

Nickel is considered to be a member of the "Transition metal" class of elements. At a pressure of 101.325 kPa, it has a boiling point of 2,913 °C, and a melting point of 1,455 °C.