46 Pd 106.421
Palladium
transition metal
Properties
- Atomic number
- 46
- Atomic mass
- 106.421 u
- Category
- transition metal
- Group
- 10
- Period
- 5
- Block
- d-block
- State (room temp)
- Solid
- Outer-shell electrons
- 18
- Electronegativity
- 2.2 (Pauling)
- Density
- 12.023 g/cm³
- Melting point
- 1554.9 °C
- Boiling point
- 2962.85 °C
Electron configuration
1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p⁶ 4d¹⁰
Noble-gas shorthand: [Kr] 4d¹⁰
Electrons per shell: 2, 8, 18, 18, which is 18 in the outermost shell.
Related: electron configuration, the Bohr model, valence electrons.
About Palladium
Palladium is a chemical element with symbol Pd and atomic number 46. It is a rare and lustrous silvery-white metal discovered in 1803 by William Hyde Wollaston. He named it after the asteroid Pallas, which was itself named after the epithet of the Greek goddess Athena, acquired by her when she slew Pallas.
- Discovered by William Hyde Wollaston
- Appearance: silvery white
Palladium: frequently asked questions
- What is Palladium?
- Palladium (Pd) is the chemical element with atomic number 46. It is a metal: specifically a transition metal.
- What is the atomic number of Palladium?
- Palladium's atomic number is 46, which means every Palladium atom has 46 protons in its nucleus.
- What is the electron configuration of Palladium?
- The electron configuration of Palladium is 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 4d10 (noble-gas shorthand: [Kr] 4d10). Its electrons are arranged in shells of 2, 8, 18, 18, with 18 in the outermost shell.
- Is Palladium a metal or a nonmetal?
- Palladium is a metal: specifically a transition metal.
- What group and period is Palladium in?
- Palladium is in group 10 and period 5 of the periodic table.
- Is Palladium a solid, liquid, or gas?
- At room temperature, Palladium is a solid.
Position in the periodic table
Data compiled from Wikipedia, PubChem, and IUPAC. Source.