Zinc - Wikipedia
网页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 - Element information, properties and uses | Periodic Table
网页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.
Zinc | Properties, Uses, & Facts | Britannica
网页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.
The Properties and Uses of Zinc Metal - ThoughtCo
网页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. A base metal, zinc is primarily used to galvanize steel, a process that protects the metal against unwanted corrosion.
Zinc Facts - Periodic Table of the Elements - ThoughtCo
网页2019年7月3日 · Zinc is a lustrous blue-white metal. It is brittle at low temperatures but becomes malleable at 100-150°C. It is a fair electrical conductor. Zinc burns in air at high red heat, evolving white clouds of zinc oxide.
锌 - 维基百科，自由的百科全书
网页鋅 xīn （英語： Zinc)，是一種 化學元素， 化學符號 为 Zn， 原子序數 为30， 原子量 為 65.38 u，属于 過渡金屬；鋅由於形、色類似 鉛，故也稱為 亞鉛，古稱 倭鉛。. 鋅在 常溫 下為硬脆物質，且帶有藍銀色光澤。. 鋅為 元素周期表 第十二族 中的第一個元素 ...
Zinc | History, Uses, Facts, Physical & Chemical Characteristics
网页Zinc is a prehistoric metal and have been used as copper alloy since 3 rd millennium BC. It is widely used today to make electrical batteries and for zinc electroplating. History and Discovery. The history of zinc dates to around 3 rd millennium BC, when it was used in the form of alloy with copper (brass). Traces of use of brass in various ...
Everything You Need to Know About Zinc - Xometry
网页2023年9月8日 · What is Zinc Metal? Zinc is a chemical element. You can find it on the period table by its symbol “Zn” and its atomic number of 30. Zinc is an element unto itself, so the material is made of zinc atoms. These atoms exhibit metallic properties, like electrical conductivity and malleability.
Zinc (Zn) - The Chemical Elements
网页2020年4月9日 · Element (Zn) Zinc is a chemical element with the atomic number 30 in the periodic table. It’s the 24th most abundant element in Earth’s crust. As a member of the transition metals family of elements, zinc is a divalent chemical that forms numerous compounds with wide application in medicine and almost all industrial branches.
Zinc - Ancient Uses, Industrial Revolution, Alloying | Britannica
网页2024年8月21日 · Metallic zinc appeared much later in history than the other common metals. Copper, lead, tin, and iron can be obtained as the molten metals by heating their oxide ores with charcoal (carbon), a process called reduction, in shaft furnaces, which were developed quite early in history.