PERIODIC TABLE

OralRevolution • Biomaterials & Real-World Explorer

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79 Au

Gold

Transition Metal

Discovered: Ancient (~3000 BC) • Origin: Anglo-Saxon 'geolu' (yellow)

Real-World Objects Inside Glass Cube

✨ DID YOU KNOW? 🔥 Flame Test: Golden Incandescence

Gold is so malleable that a single ounce can be beaten into a translucent sheet covering 100 square feet!

Elemental Specifications

Atomic Mass

196.97 u

Electron Configuration

[Xe] 4f¹⁴ 5d¹⁰ 6s¹

Melting Point

1337 K (1064 °C)

Boiling Point

3243 K (2970 °C)

Density

19.3 g/cm³

Discovered

Ancient (~3000 BC)

Optical Emission Spectroscopy

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380 nm (UV/Violet) 500 nm (Cyan) 590 nm (Yellow) 750 nm (Deep Red)