Pentquadhexium (Pqh)
Pentquadhexium is the systematic name of the theoretical 546. element in the periodic table with a symbol of Pqh and atomic number of 546. Pentquadhexium, also known as element 546, has петсто четрдесет и шест protons in its nucleus, and петсто четрдесет и шест electrons in its shells.