Zinc - Wikipedia
Zinc is a chemical element with the symbol Zn and atomic number 30. It is a slightly brittle metal at room temperature and has a shiny-greyish appearance when oxidation is removed. It is the first element in group 12 (IIB) of the periodic table.
Zinc | Properties, Uses, & Facts | Britannica
2024年8月21日 · 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. Zinc is of considerable commercial importance. Occurrence, uses, and properties.
Zinc - Element information, properties and uses | Periodic Table
Represented in the periodic table as Zn, zinc is a transition metal, grouped with cadmium and mercury. With the middling atomic number 30, it has five stable isotopes of atomic weight from the dominant zinc 64 to zinc 70, plus an extra 25 radioisotopes.
The Properties and Uses of Zinc Metal - ThoughtCo
2020年1月11日 · Zinc (Zn) is an abundant metal, found in the Earth’s crust, with a myriad of industrial and biological uses. At room temperature, zinc is brittle and blue-white in color, but it can be polished to a bright finish.
Uses of Zinc | Supply, Demand, Production, Resources
Zinc alloys readily with other metals and is chemically active. On exposure to air, it develops a thin gray oxide film (patina), which inhibits deeper oxidation (corrosion) of the metal. The metal's resistance to corrosion is an important characteristic in its use.
Zinc | History, Uses, Facts, Physical & Chemical Characteristics
Zinc is a prehistoric metal and have been used as copper alloy since 3rd millennium BC. It is widely used today to make electrical batteries and for zinc electroplating.
Zinc Facts - Science Notes and Projects
2018年12月10日 · Zinc is a silver-gray metal with element symbol Zn and atomic number 30. The element is essential for human life and widely used in commercial applications. These zinc facts include basic facts, chemical and physical properties, and …
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