Connecting Chemistry


Atomic symbol: Au
Atomic number: 79
Atomic mass: 196.97

Appearance: Metallic yellow solid at 25°C

Group: 11
Period: 6
Series: Transition metals
Block: d
Electron configuration: 1s² 2s² 2p⁶ 3s² 3p⁶ 3d¹⁰ 4s² 4p⁶ 4d¹⁰ 5s² 5p⁶ 4f¹⁴ 5d¹⁰ 6s¹

Great conductor of heat and electricty.

Non-toxic and extremely dense.

Fun Fact! Known and treasured since prehistoric times, well before written documents were kept, there is record of how or when gold was discovered. Gold has been traced back to over 6200 years ago!