H₂ is the diatomic molecule or ion that has the shortest bond length.
What are diatomic molecules?
Diatomic atoms are those atoms which are composed of two atoms that are joined by a chemical bond.
H₂ is the simplest diatomic molecule is this.
It is diamagnetic and has only two molecular orbitals (g and u), two electrons, and a bond order of one.
It has a 74 pm bond length.
Thus, H₂ is the diatomic molecule or ion that has the shortest bond length.
Learn more about diatomic molecules
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