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Basic Information
Name: Silver
Symbol: Ag
Atomic Number: 47
Atomic Mass: 107.8682 amu
Melting Point: 961.93 °C (1235.08 °K, 1763.474 °F)
Boiling Point: 2212.0 °C (2485.15 °K, 4013.6 °F)
Number of Protons/Electrons: 47
Number of Neutrons: 61
Classification: Transition Metal
Crystal Structure: Cubic
Density @ 293 K: 10.5 g/cm3
Color: silver
Atomic Structure
![[Bohr Model of Silver]](Chemical Elements_com - Silver (Ag)_files/b0047.gif) |
Number of Energy Levels: 5 First Energy Level: 2 Second Energy Level: 8 Third Energy Level: 18 Fourth Energy Level: 18 Fifth Energy Level: 1 |
Isotopes
| Isotope | Half Life |
| Ag-105 | 41.3 days |
| Ag-105m | 7.2 minutes |
| Ag-106m | 8.4 days |
| Ag-107 | Stable |
| Ag-108 | 2.4 minutes |
| Ag-108m | 130.0 years |
| Ag-109 | Stable |
| Ag-109m | 39.8 seconds |
| Ag-110 | 24.6 seconds |
| Ag-110m | 249.8 days |
| Ag-111 | 7.47 days |
Facts
Date of Discovery: Known to the ancients
Discoverer: Unknown
Name Origin: From the Old English word seolfor (silver)
Symbol Origin: From the Latin word argentum (silver)
Uses: jewelry, photography, electrical conductor
Obtained From: ores (argentite, light ruby silver, dark ruby silver, brittle silver)