Ag
Silver
Transition MetalAtomic Number: 47 • Atomic Mass: 107.8700 u • Period: 5 • Group: 11
Electron Configuration: 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p⁶ 5s¹ 4d¹⁰
Phase: Solid
Electronegativity: 1.93
Physical & Chemical Properties
Physical Properties
- •Lustrous, soft, white metal with distinctive silvery shine
- •Highest electrical and thermal conductivity of all metals
- •Very ductile and malleable
- •Good reflector of visible light
- •Moderate melting point (1234.93 K or 961.78°C)
Melting Point
1234.93 K (961.78 °C, 1763.20 °F)
Boiling Point
2435 K (2161.85 °C, 3923.33 °F)
Density
10.501 g/cm³
Electronegativity
1.93 (Pauling scale)
Chemical Properties
- •Main oxidation states are +1 and +2, with +1 being more common
- •Does not oxidize readily in air but tarnishes due to sulfur compounds
- •Insoluble in most acids but dissolves in nitric acid
- •Forms numerous compounds and complexes
- •Sensitive to light when in certain compounds (basis of photography)
Electron Configuration
1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p⁶ 5s¹ 4d¹⁰Electron configuration describes how electrons are distributed in atomic orbitals, showing how they are arranged in energy levels and subshells.