How is hydrogen unique?

What makes hydrogen so basic and essential to the formation of matter and life—and sets it apart from all other elements in the universe—is its lack of a neutron. This makes hydrogen the simplest and smallest of all atoms, with only one proton at the center and one electron that orbits around it.

Hydrogen is unique in that it can act like a metal in an ionic compound, donating electrons to the non-metal it bonds with or like a non-metal in a molecular compound, sharing electrons with another atom.

Is a logical series of steps