Which element is represented by the symbol 'Ni'?

The element represented by the symbol 'Ni' is Nickel. This is defined by the periodic table, where each element is assigned a unique one or two-letter symbol based on its name, often derived from its Latin or Greek roots. Nickel, a transition metal, has the atomic number 28 and is known for its properties such as corrosion resistance and its use in various alloys, including stainless steel. Nickel plays a significant role in electroplating, battery production, and is essential in various industrial applications due to its strength and durability. Understanding this helps identify Nickel not only by its symbol but also by its unique characteristics and uses in different fields.