Nickel is a word of element like Ni and a number such as 28. It is silver  white lustrous with a slight golden tinge. Nickel belongs to the transitions metal and as hard and ductile. Pure nickel shows a significant chemical activity that can be observed when nickel is powdered to maximize the exposed surface area.    On Earth, such native nickel is always found in combination with iron, a reflection of those elements' origin.

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