Lead, 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
Just the facts Atomic number (number of protons in the nucleus): 82 Atomic symbol (on the periodic table of the elements): Pb Atomic weight (average mass of the atom): 207.2 Density: 11.342 grams per cubic centimeter Phase at room temperature: Solid Melting point: 621.4 degrees Fahrenheit (...
See Periodic Table. 2. a. Any of various, often graphitic compositions used as the writing substance in pencils. b. A thin stick of such material. 3. Bullets from or for firearms; shot: pumped the target full of lead. 4. A lead weight suspended by a line, used to make soundings....
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Lead is a heavy metallic element, commonly encountered in radiation shielding and soft alloys. It is a dull gray metal with element symbol Pb and atomic number 82. Here's a collection of interesting facts about lead, including about its properties, uses, and sources. ...
Click here to buy a book, photographic periodic table poster, card deck, or 3D print based on the images you see here! Larger | Spin | 3D Cast lead disk. This simple cast lead disk was meant as a replacement lid for large lead pig. Source: Anonymous Contributor: Theodore Gray Acquired...
Ch 14.Group 14 of the Periodic Table of Elements What is Flerovium? - Uses, Facts & Properties What is Lead (Pb) Used For? 3:26 Next Lesson Lead | Properties, Facts & Discovery Silicon Lewis Dot Structure | Symbol, Facts & Group ...
Like all elements on the periodic table of elements, lead is made up of just one kind of atom. Its atomic number is 82. Each element also has a symbol that represents it; for example, the symbol for the element helium is ''He'' and the symbol for oxygen is ''O''. The symbol fo...
See Periodic Table. 2. a. Any of various, often graphitic compositions used as the writing substance in pencils. b. A thin stick of such material. 3. Bullets from or for firearms; shot: pumped the target full of lead. 4. A lead weight suspended by a line, used to make soundings....
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. Known in antiquity and believed by the alchemists to be the oldest of metals, lead is highly durable and resis...