Curated category
Coinage metals and alloys
- BronzeThe word bronze entered English between 1730 and 1740. It traveled from Middle French, which borrowed it from Italian in the thirteenth century.
- SilverA single electron in the 5s subshell defines silver's unique behavior. This configuration, written as [Kr]4d105s1, places it among group 11 elements…
- GoldThe chemical symbol Au derives from the Latin word aurum. Gold holds atomic number 79 on the periodic table. It stands as a transition metal within group 11.