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 …

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 …

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.

Chemical element, Zinc, information from authoritative sources. Look up properties, history, uses, and more.

Zinc is not particularly toxic and is an essential element in the growth of all animals and plants. Plating thin layers of zinc on to iron or steel is known as galvanising and helps to protect the iron from …

Zinc is an essential trace element for animals and plants. Large quantities of zinc are used to produce die castings, which are used extensively by the automotive, electrical, and hardware industries.

Zinc is an essential element in the growth of human beings and animals. Tests show that zinc-deficient animals require 50 percent more food to gain the same weight as an animal supplied with sufficient …

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, atomic symbol Zn, has atomic number 30 and is the last fourth-period transition metal. It lies to the right of copper and the left of gallium, and is above cadmium.

The chemical element zinc is classed as a transition metal. It has been known since ancient times. Its discoverer and discovery date are unknown.