Lead (Pb), element 82 – Learn Acer periodic table

Transition metal, atomic number 82.

Lead (/lɛd/) is a chemical element in the carbon group with symbol Pb (from Latin:plumbum) and atomic number 82. Lead is a soft, malleable and heavy post-transition metal. Metallic lead has a bluish-white color after being freshly cut, but it soon tarnishes to a dull grayish color when exposed to air.

Symbol Pb. Atomic mass 207.21 u. Group 14, period 6. Electron configuration [Xe] 4f14 5d10 6s2 6p2. Electrons per shell 2, 8, 18, 32, 18, 4. State at room temperature: Solid. Melting point 327.5 °C, boiling point 1748.8 °C. Discovered by Middle East.

Element data from Wikipedia, CC BY-SA 3.0.

Lead (Pb), element 82 – Learn Acer periodic table

Lead

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