Atomic Number
106
Element 106
Seaborgium (Sg)
Seaborgium is a synthetic chemical element with symbol Sg and atomic number 106. It is named after the American nuclear chemist Glenn T. Seaborg. As a synthetic element, it can be created in a laboratory but is not found in nature.
Atomic Mass
269 u
Category
Transition Metal
Period
7
Group
Group 6: chromium group
Phase
solid
Density
35 g/cm3
Electron Shells
2, 8, 18, 32, 32, 12, 2
Atomic Structure
Protons: 106. Electrons: 106. Neutrons: Varies by isotope.
Electron configuration: 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p⁶ 5s² 4d¹⁰ 5p⁶ 6s² 4f¹⁴ 5d¹⁰ 6p⁶ 7s² 5f¹⁴ 6d⁴
Why Seaborgium Matters
Seaborgium helps connect atomic number 106, transition metal behavior, period 7 trends, and electron shell structure. Its solid phase, atomic mass of 269 u, and electron configuration 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p⁶ 5s² 4d¹⁰ 5p⁶ 6s² 4f¹⁴ 5d¹⁰ 6p⁶ 7s² 5f¹⁴ 6d⁴ make it useful for comparing bonding patterns across the periodic table.
Discovery and Occurrence
Seaborgium was discovered 1974 by Albert Ghiorso, Carol Alonso, Michael Nitschke. Seaborgium is a synthetic chemical element with symbol Sg and atomic number 106. It is named after the American nuclear chemist Glenn T. Seaborg. As a synthetic element, it can be created in a laboratory but is not found in nature.
Safety and Handling Context
Seaborgium has radioactive isotopes or is commonly discussed with radioactive materials. Use this page as an educational reference; real samples require qualified supervision and controlled handling.
Related Elements
Frequently Asked Questions
- What is the atomic number of Seaborgium?
- Seaborgium has atomic number 106, which means a neutral atom has 106 protons and 106 electrons.
- What is the chemical symbol for Seaborgium?
- The chemical symbol for Seaborgium is Sg.
- What category is Seaborgium in?
- Seaborgium is classified as a transition metal and sits in period 7 of the periodic table.
Explore Seaborgium in 3D
Use the interactive table above to rotate atomic models, compare periodic trends, and move from Seaborgium to neighboring elements without losing your place.