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Atomic Symbol, Number, and Mass
Symbol: Au
Number: 79
Mass: 196.96657
Group: 6
Period: 11
Protons, Electrons, Neutrons, and Valence Electrons
Protons: 78
Electrons: 118
Neutrons: 78
Valence Electrons: 78
There for not an isotope.
Discovered When, By Who, and Where Can Be Found
When Was It Discovered: 3000 BC
Who Discovered It: Unknown
Where Can Be Found: Nature, 1 Milligram in every ton of sea water, and found in conjunction.