Zinc is a chemical element; it has symbol Zn and atomic number 30. It is a slightly brittle metal at room temperature and has a shiny blue whitish appearance when surface oxidation is …

Dec 4, 2025 · zinc (Zn), chemical element, a low-melting metal of Group 12 (IIb, or zinc group) of the periodic table, that is essential to life and is one of the most widely used metals.

Identified as an element in 1746, but known to the Greeks and Romans before 20BC. The name is derived from the German, 'zinc', which may in turn be derived from the Persian word 'sing', …

Periodic Table Zinc Zinc is a chemical element with symbol Zn and atomic number 30. Classified as a transition metal, Zinc is a solid at 25°C (room temperature).

Zinc is the 30th element in the periodic table and has a symbol of Zn and atomic number of 30. It has an atomic weight of 65.38 and a mass number of 64. Zinc has thirty protons and thirty-four …

Plating thin layers of zinc on to iron or steel is known as galvanising and helps to protect the iron from corrosion. Zinc is a bluish-white, lustrous metal. It is brittle at ambient temperatures but is …

Naturally occurring zinc is a mixture of five isotopes and they are found in the percentages shown: 64 Zn (48.6%), 66 Zn (27.9%), 67 Zn (4.1%), 68 Zn (18.8%) and 70 Zn (0.6%).