Element 110 · Unknown properties
Darmstadtium (Ds) — Element 110
Darmstadt, Germany
Darmstadtium (Ds) is a chemical element with unknown bulk chemical properties in Period 7, Group 10 of the periodic table with atomic number 110, standard atomic weight [281] u, and ground-state electron configuration [Rn] 5f¹⁴ 6d⁸ 7s². At standard temperature and pressure it is classified as a short-lived synthetic nuclide with 10 valence electrons.
Research only
What are the atomic properties and physical constants of Darmstadtium?
Reference constants compiled from IUPAC standard atomic weights, the NIST Atomic Spectra Database, and the CRC Handbook.
- Atomic number (Z)
- 110
- Standard atomic mass
- [281] u
- Chemical family
- Unknown properties
- Ground-state configuration
- [Rn] 5f¹⁴ 6d⁸ 7s²
- Electrons per shell
- 2, 8, 18, 32, 32, 16, 2
- Valence electrons
- 10
- Common ion charges / oxidation states
- —
- Phase at STP
- Synthetic
- Pauling electronegativity
- —
- First ionization energy
- —
- Atomic radius
- —
- Melting point
- —
- Boiling point
- —
- Discovery year
- 1994
- Table coordinate
- Period 7, Group 10
- Radioactivity
- Radioactive (no stable isotopes)
How are electrons arranged across Darmstadtium’s shells?
A neutral Darmstadtium atom contains 110 electrons distributed across 7 occupied principal energy shells ([Rn] 5f¹⁴ 6d⁸ 7s²). The table below compares Darmstadtium’s shell occupancy against each shell’s theoretical 2n² capacity.
| Principal Shell (n) | Spectroscopic Letter | Electrons in Ds | Max Shell Capacity (2n²) |
|---|---|---|---|
| n = 1 | K | 2 e⁻ | 2 e⁻ |
| n = 2 | L | 8 e⁻ | 8 e⁻ |
| n = 3 | M | 18 e⁻ | 18 e⁻ |
| n = 4 | N | 32 e⁻ | 32 e⁻ |
| n = 5 | O | 32 e⁻ | 50 e⁻ |
| n = 6 | P | 16 e⁻ | 72 e⁻ |
| n = 7 | Q | 2 e⁻ | 98 e⁻ |
Frequently Asked Questions about Darmstadtium (Ds)
What is the atomic mass and atomic number of Darmstadtium (Ds)?
Darmstadtium (Ds) has atomic number Z = 110 (110 protons in its nucleus) and an IUPAC standard atomic weight of [281] u. It sits in Period 7, Group 10 and is classified as an unknown properties.
What is the ground-state electron configuration of Darmstadtium?
The neutral ground-state electron configuration of Darmstadtium (Z = 110) is [Rn] 5f¹⁴ 6d⁸ 7s². Across its 7 occupied principal shells (n = 1 to n = 7), the electrons per shell are 2, 8, 18, 32, 32, 16, 2, with 10 valence electrons participating in bonding.
What are the common ion charges and electronegativity of Darmstadtium?
Darmstadtium has no common simple monatomic ion charges under standard classroom conditions. Its Pauling electronegativity is — and its first ionization energy is —.
When was Darmstadtium discovered and what is it used for?
Darmstadtium was discovered in 1994 (Darmstadt, Germany). Research only
How does Darmstadtium compare to neighboring elements?
Other unknown properties elements: