Here you can read more about the chemical element Nihonium. Its shemical symbol is Nh and its atomic number is 113. The relative atomic mass of Nihonium is 286 u. The elemental classification of Nihonium is Unknown chemical properties, and it belongs to group 13 and period 7 in the Periodic Table of Elements.
Nihonium was discovered in the year 2004 by RIKEN.
To the right (or below if you are using a mobile device with a smaller screen) you will find the information given above for the element Nihonium ordered in tabular form, which might be easier to read and use if you want to quantify it in some sort.