Lead - Wikipedia
WebLead 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, and also has a relatively low melting point. When …
Lead poisoning - Wikipedia
WebLead poisoning, also known as plumbism and saturnism, is a type of metal poisoning caused by lead in the body. Symptoms may include abdominal pain, constipation, headaches, irritability, memory problems, infertility, and tingling in the hands and feet.
Lead - Simple English Wikipedia, the free encyclopedia
WebLead (pronounce: "/'lɛd/") is a chemical element. Its chemical symbol is Pb , which comes from plumbum , the Latin word for lead. [6] Its atomic number is 82, atomic mass is 207.2 and has a melting point of 327.8°C.
Lead | Definition, Uses, Properties, & Facts | Britannica
WebLead, 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. Known in antiquity and believed by the alchemists to be the oldest of metals, lead is highly durable and resistant to corrosion.
Isotopes of lead - Wikipedia
WebIt is the heaviest doubly magic nuclide known. A total of 43 lead isotopes are now known, including very unstable synthetic species. The four primordial isotopes of lead are all observationally stable, meaning that they are predicted to undergo radioactive
lead summary | Britannica
Weblead, Metallic chemical element, chemical symbol Pb, atomic number 82. Lead is a soft, silvery white or grayish, malleable, ductile, dense metal that conducts electricity poorly. Its stable isotopes are all end products of radioactive decay of uranium and other heavy elements. Known since ancient times, lead is so durable and resistant to ...
Lead - Wikiwand
WebLead 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, and also has a relatively low melting point. When …
WikiJournal of Science/Lead: properties, history, and applications ...
WebSep 14, 2022 · Lead is a chemical element with the atomic number 82 and the symbol Pb (from the Latin plumbum). It is a heavy metal that is denser than most common materials. Lead is soft and malleable, and has a relatively low melting point. When freshly cut, lead is silvery with a hint of blue; it tarnishes to a dull gray color when exposed to air.
Lead - Element information, properties and uses | Periodic Table
WebReferences. Element Lead (Pb), Group 14, Atomic Number 82, p-block, Mass 207.2. Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images.
Lead - Heavy, Toxic, Dense | Britannica
WebThe Editors of Encyclopaedia Britannica. This article was most recently revised and updated by Rick Livingston. Lead - Heavy, Toxic, Dense: Lead and its compounds are toxic and are retained by the body, accumulating over a long period of time—a phenomenon known as cumulative poisoning—until a lethal quantity is reached.
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