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Seaborgium (Sg) – Element 106 of the periodic table

Seaborgium (symbol Sg) is element number 106 of the periodic table and belongs to the “Transition metal” category. Its atomic mass is about 269, and its phase under standard conditions is Solid (a theoretical prediction). This element sits in period 7 and group 6 of the periodic table, and its electrons are arranged in shells of 2, 8, 18, 32, 32, 12, 2. The short electron configuration of Seaborgium is [Rn] 5f¹⁴ 6d⁴ 7s². Known uses of Seaborgium include Scientific research.

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Seaborgium is a radioactive, mostly synthetic element; its data may be based on limited experiments or theoretical prediction.

Properties of Seaborgium

Atomic number
106
Chemical symbol
Sg
Atomic mass
269
Category
Transition metal
Period
7
Group
6
Phase
Solid (a theoretical prediction)
Protons
106
Electrons
106
Neutrons (approx.)
163
Electron shells
2, 8, 18, 32, 32, 12, 2
Outer-shell electrons
2
Discovered
Dubna Research Institute (1974)

Electron configuration of Seaborgium

The electron configuration of Seaborgium (Sg), with 106 electrons, is shown below. The last shell (shell 7) is highlighted:

Full configuration
1s² 2s² 2p⁶ 3s² 3p⁶ 3d¹⁰ 4s² 4p⁶ 4d¹⁰ 4f¹⁴ 5s² 5p⁶ 5d¹⁰ 5f¹⁴ 6s² 6p⁶ 6d⁴ 7s²
Short configuration
[Rn] 5f¹⁴ 6d⁴ 7s²
Last shell
7s²

This synthetic element’s electron configuration is a theoretical prediction.

What is electron configuration and how is it written?

Electron shells of Seaborgium

Distribution of 106 electrons of Seaborgium across shells K to Q:

  1. K2
  2. L8
  3. M18
  4. N32
  5. O32
  6. P12
  7. Q2

What is a transition metal?

The transition metals are the d-block elements: usually good conductors of heat and electricity, with several oxidation states, and they form colourful compounds and important catalysts.

Uses of Seaborgium

Frequently asked questions about Seaborgium

What is the atomic number of Seaborgium?

The atomic number of Seaborgium (Sg) is 106; that is, every atom of it has 106 protons.

What is the electron configuration of Seaborgium?

The electron configuration of Seaborgium (Sg) is 1s² 2s² 2p⁶ 3s² 3p⁶ 3d¹⁰ 4s² 4p⁶ 4d¹⁰ 4f¹⁴ 5s² 5p⁶ 5d¹⁰ 5f¹⁴ 6s² 6p⁶ 6d⁴ 7s²; in short form it is [Rn] 5f¹⁴ 6d⁴ 7s², and its last shell is 7s².

What is the chemical symbol of Seaborgium?

The chemical symbol of Seaborgium is Sg.

Where is Seaborgium located in the periodic table?

Seaborgium is located in period 7 and group 6 and belongs to the “Transition metal” category.

What is the atomic mass of Seaborgium?

The atomic mass of Seaborgium is about 269 (atomic mass units).

What is the phase of Seaborgium under normal conditions?

The phase of Seaborgium under standard conditions is Solid (a theoretical prediction).

What are the uses of Seaborgium?

Uses of Seaborgium include Scientific research.

Who discovered Seaborgium?

Seaborgium was discovered by Dubna Research Institute in 1974.

Elements in the same category as Seaborgium (Transition metal)

Palladium (Pd)Silver (Ag)Cadmium (Cd)Hafnium (Hf)Tantalum (Ta)Tungsten (W)Rhenium (Re)Osmium (Os)Iridium (Ir)Platinum (Pt)Gold (Au)Mercury (Hg)Rutherfordium (Rf)Dubnium (Db)Bohrium (Bh)Hassium (Hs)Meitnerium (Mt)Darmstadtium (Ds)Roentgenium (Rg)Copernicium (Cn)

See all Transition metals

Seaborgium’s group 6 neighbours

Chromium (Cr)Molybdenum (Mo)Tungsten (W)

Group 6 of the periodic table