48Cd
Element 48
Cadmium
Transition metals
Cadmium is a chemical element with symbol Cd and atomic number 48.
Key data
- Atomic number
- 48
- Atomic mass
- 112.414 u
- Group / Period
- 12 / 5
- Block
- d-block
- Phase at STP
- Solid
- Density
- 8.65 g/cm³
- Melting point
- 321.1 °C
- Boiling point
- 766.9 °C
- Electron configuration
- [Kr] 4d10 5s2
Common uses
- •Rechargeable batteries
- •Pigments
- •Solar cells
Discovery
Year: 1817
Discovered by: Karl Samuel Leberecht Hermann
Named by: Isotopes of cadmium
Frequently asked questions
What is the atomic number of Cadmium?
Cadmium has atomic number 48. Its symbol is Cd and its atomic mass is 112.414 u.
What category of element is Cadmium?
Cadmium is classified as transition metals. It sits in group 12, period 5 of the periodic table.
What is Cadmium used for?
Common uses of Cadmium include: Rechargeable batteries, Pigments, Solar cells.
When was Cadmium discovered?
Cadmium was discovered in 1817 by Karl Samuel Leberecht Hermann.
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