Silver
Transition Metal
Silver (Ag) is a chemical element with atomic number 47, classified as a transition metal. At room temperature it is a solid. It has been known since ancient times.
Properties
- Atomic number
- 47
- Atomic mass
- 107.87 u
- Category
- Transition Metal
- Group
- 11
- Period
- 5
- Block
- d-block
- Electron configuration
- [Kr] 4d¹⁰ 5s¹
- Phase at STP
- Solid
- Density
- 10.501 g/cm³
- Melting point
- 1234.93 K (961.8 °C)
- Boiling point
- 2435 K (2161.8 °C)
- Electronegativity
- 1.93
- Atomic radius
- 165 pm
- Ionization energy
- 7.576 eV
- Discovery
- Known since ancient times
Common uses
Jewelry, coins, mirrors, electronics, antimicrobial applications
Did you know?
Best conductor of electricity and heat of all elements.
Compounds you can make with silver
Silver appears in 3 compounds in our periodic table sandbox. Each one is a real substance with its true chemical formula — combine the right elements in the right ratio below to discover it.
-
AgCl
Silver Chloride
A light-sensitive salt that was the basis of photographic film.
-
AgNO3
Silver Nitrate
A light-sensitive silver salt used in photography, mirrors, and antiseptics.
-
AgBr
Silver Bromide
The light-sensitive salt that made film photography possible.