Nickel is an element with a mass number of 58.6934 u + 0.0002 u.
It has a symbol of Ni and an atomic number of 28. Nickels are usually used to make US coins because it is a silvery-while metal. It was Axel Fredrik Cronstedt who were said to discover Nickel in year 1751. The melting point is Nickel is 2 651 degree F or equals to 1 455 degree C. It is also said to be hard and ductile.