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Nihonium (Nh)
Element with atomic number 113, category: Unknown, a solid at room temperature.
Element 113 of 118
Unknown
Nihonium
Group 13, Period 7
Common Uses
Research
Electron Diagram
About Nihonium
Nihonium is a chemical element with the symbol Nh and atomic number 113, meaning every atom has 113 protons in its nucleus. It is classed as Unknown and is a solid at room temperature (estimated, never measured directly because this element decays within seconds). Its atomic mass is about 286 atomic mass units (u).
On the periodic table, Nihonium sits in group 13, period 7, which determines how many electron shells it has and how it tends to react with other elements.
Uses of Nihonium
In daily life and industry, Nihonium is used for Research. These uses are closely tied to the typical properties of elements in the Unknown category.
Electron Structure of Nihonium
Using a simplified electron shell model (at most 2 electrons in the first shell, 8 in the second, 18 in the third, and so on), Nihonium has 7 electron shells, with an approximate arrangement of 2, 8, 18, 32, 32, 18, 3 electrons from the innermost shell to the outermost. This is a simplified learning model, not the full electron configuration that accounts for the s, p, d and f subshells.
Explore Other Elements
Want to see another element or try the element symbol quiz? Go back to the Interactive Periodic Table to explore all 118 chemical elements.