Octhextrium (Oht)
Octhextrium is the systematic name of the theoretical 863'инчи element in the periodic table with a symbol of Oht and atomic number of 863. Octhextrium, also known as element 863, has сегиз жүз алтымыш үч protons in its nucleus, and сегиз жүз алтымыш үч electrons in its shells.