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 removed. It is the …

Apr 10, 2026 · 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', meaning …

Common zinc compounds found at hazardous waste sites include zinc chloride, zinc oxide, zinc sulfate, and zinc sulfide. Zinc compounds are widely used in industry to make paint, rubber, dyes, wood …

It is an essential element in the growth of plants and animals, and altered biological concentrations of zinc can lead to severe health problems. Zinc’s principle use is to galvanize iron and steel, …

Zinc is a transition metal denoted by the chemical symbol Zn. It is brittle at room temperature, but turns malleable above 100 °C [1, 3]. It is also used in the form of powder and dust. It has 25 isotopes with …

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%).

Metallic zinc was produced in the 13th century A.D. India by reducing calamine with organic substances such as wool. The metal was rediscovered in Europe by Marggraf in 1746. He demonstrated that …

It is a bluish-silver, ductile metal that reacts with alkalis and acids. Zinc tarnishes in air. Zinc is found in the minerals zinc blende (sphalerite) (ZnS), calamine, franklinite, smithsonite (ZnCO3), willemite and …

Zinc (Zn) has an atomic mass of 30. Find out about its chemical and physical properties, states, energy, electrons, oxidation and more.