Name: Mercury
Symbol: Hg
Atomic Number: 80
Atomic Mass: 200.59 amu
Melting Point: -38.87 °C (234.28 °K, -37.966 °F)
Boiling Point: 356.58 °C (629.73 °K, 673.844 °F)
Number of Protons/Electrons: 80
Number of Neutrons: 121
Crystal Structure: Rhombohedral
Density @ 293 K: 13.456 g/cm3
Color: Silver
Atomic Structure
![[Bohr Model of Mercury]](b0080.gif) |
Number of Energy Levels: 6 First Energy Level: 2 Second Energy Level: 8 Third Energy Level: 18 Fourth Energy Level: 32 Fifth Energy Level: 18 Sixth Energy Level: 2 |
Isotopes
| Isotope | Half Life |
| Hg-194 | 520.0 years |
| Hg-196 | Stable |
| Hg-197 | 2.7 days |
| Hg-197m | 23.8 hours |
| Hg-198 | Stable |
| Hg-199 | Stable |
| Hg-200 | Stable |
| Hg-201 | Stable |
| Hg-202 | Stable |
| Hg-203 | 46.6 days |
| Hg-204 | Stable |
| Hg-206 | 8.2 minutes |
Facts
Date of Discovery: Known to the ancients
Discoverer: Unknown
Name Origin: After the planet Mercury
Symbol Origin: From the Latin word hydrargyrum (liquid silver)
Uses: thermometers, barometers, fluorescent lamps, batteries
Obtained From: cinnabar ore
Information provided by: http://www.chemicalelements.com