48 Cd
Transition metal
Cadmium
Toxic; in rechargeable batteries.
Properties of Cadmium
- Atomic number (Z)
- 48
- Symbol
- Cd
- Atomic mass
- 112.41 g/mol
- Category
- Transition metal
- Group
- 12
- Period
- 5
- Electron configuration
- [Kr] 4d¹⁰ 5s²
- Electronegativity (Pauling)
- 1.69
- Atomic radius
- 161 pm
- First ionization energy
- 868 kJ/mol
- Melting point
- 594.22 K (321.1 °C)
- Boiling point
- 1040 K (766.9 °C)
- Density
- 8.69 g/cm³
- Phase at 25 °C
- Solid
- Discovered
- Discovered in 1817
Frequently asked questions
What is Cadmium?
Cadmium (Cd) is a transition metal, element number 48 on the periodic table. Toxic; in rechargeable batteries.
What is the atomic number and atomic mass of Cadmium?
Cadmium has atomic number 48 and an atomic mass of about 112.41 g/mol.
What is the electron configuration of Cadmium?
The electron configuration of Cadmium is [Kr] 4d¹⁰ 5s².
Where is Cadmium on the periodic table?
Cadmium sits in group 12, period 5, and is classified as a transition metal.