Zinc (Zn) is a chemical element represented by the symbol "Zn" on the periodic table. It is a bluish-white metal that is commonly used in various industries and applications. With its atomic number 30, zinc is known for its corrosion-resistant properties, making it an essential component in galvanizing processes to protect iron and steel from rusting. It is also utilized in batteries, alloys, and as a catalyst in chemical reactions. Additionally, zinc is vital for human health, playing a crucial role in enzymatic reactions, immune function, and DNA synthesis.