Silver (Ag), element 47 – Learn Acer periodic table

Silver

Transition metal, atomic number 47.

Silver is a chemical element with symbol Ag (Greek:άργυρος árguros, Latin:argentum, both from the Indo-European root *h₂erǵ- for "grey" or "shining") and atomic number 47. A soft, white, lustrous transition metal, it possesses the highest electrical conductivity, thermal conductivity and reflectivity of any metal. The metal occurs naturally in its pure, free form (native silver), as an alloy with gold and other metals, and in minerals such as argentite and chlorargyrite.

Facts

Symbol Ag. Atomic mass 107.86822 u. Group 11, period 5. Electron configuration [Kr] 4d10 5s1. Electrons per shell 2, 8, 18, 18, 1. State at room temperature: Solid. Melting point 961.8 °C, boiling point 2161.8 °C. Discovered by unknown, before 5000 BC.

Element data from Wikipedia, CC BY-SA 3.0.