Unoctseptium (Uos)

Unoctseptium is the systematic name of the theoretical 187वाँ element in the periodic table with a symbol of Uos and atomic number of 187. Unoctseptium, also known as element 187, has एक सौ सत्तासी protons in its nucleus, and एक सौ सत्तासी electrons in its shells.