Lead (/ lɛd /) is a chemical element; it has symbol Pb (from Latin plumbum) and atomic number 82. It is a heavy metal that is denser than most common materials. Lead is soft and malleable, …

2019年1月30日 · Lead (Pb) is one of the most infamous elements in the periodic table. Though it’s now widely known as the source of lead poisoning, humans have been using the heavy metal …

2025年2月14日 · lead (Pb), a soft, silvery white or grayish metal in Group 14 (IVa) of the periodic table. Lead is very malleable, ductile, and dense and is a poor conductor of electricity.

2025年2月5日 · Lead occurs seldom in nature and may be found in ores, primarily alongside copper, zinc, and silver. The main lead mineral is lead sulfide (galena, PbS). Lead (Pb) …

Lead (pronunciation: LED) is a soft, malleable, and ductile element having a high corrosion resistance, denoted by the chemical symbol Pb. A poor conductor of electricity, it slowly forms …

Lead is a chemical element with symbol Pb and atomic number 82. Classified as a post-transition metal, Lead is a solid at room temperature. [Xe]6s 2 4f 14 5d 10 6p 2. J.C. Slater, J Chem …

Lead | Pb | CID 5352425 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety/hazards/toxicity information, …

Lead is the 82nd element in the periodic table and has a symbol of Pb and atomic number of 82. It has an atomic weight of 207.2 and a mass number of 208. Lead has eighty-two protons and …

2025年1月21日 · Lead, symbolized as Pb, is a chemical element with fascinating properties and extensive uses. Its atomic structure offers insight into its unique characteristics. Here’s a point …

2016年10月6日 · The chemical symbol for lead is Pb, which comes from the Latin word plumbum, meaning "waterworks," referring back to ancient times when the metal was widely used in the …