Nickel is a metallic element, number 28 in the periodic table with the symbol Ni. Nickel is a silvery-white malleable metal that takes on a high polish. It is a transition metal and it is hard and ductile. Nickel is used in many industrial and consumer products, primarily in alloy and stainless steel, but also magnets, coinage, and special alloys. It is also used for plating and as a green tint in glass. It is also widely used for many other alloys, such as nickel brasses and bronzes, and alloys with copper, chromium, aluminum, lead, cobalt, silver, and gold.