Question

explain why helium remains monoatomic.​

Answer 1

Helium is1s^2, which is a full shell, so He is stable as is without forming diatomic molecules. Explanation: Chemists call these molecules “homonuclear” referring to the fact that both atoms have the same nuclear structure. . The noble gases, such as helium and neon, rarely form molecules at all; they are monatomic❤️