Ouro
L'ouro (de l lhatin aurun, brilhante) ye un eilemiento químico de númaro atómico 79 (79 protones i 79 eiletrones) que stá situado ne l grupo 11 (1 B) de la tabela periódica, i de massa atómica 197 u.
L sou simblo ye Au (de l lhatin aurun).
Coincido zde la Antiguidade, l'ouro ye outelizado de forma generalizada an joalharie, andústria i eiletrónica, bien cumo reserba de balor.
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