What is the IUPAC name of the element with atomic number 113?
Elements with Z > 100 have systematic IUPAC names until officially named. For 113: 1 (un), 1 (un), 3 (tri) → ununtrium. However, it’s now officially Nihonium (Nh).
Ref: NCERT Class 11 Chemistry > Chapter 3: Classification of Elements and Periodicity in Properties > Topic: Nomenclature of Elements with Atomic Number >100