What element has the atomic number 1? 59 viewsAugust 10, 2025#atomic element 0 LuckScout Member August 10, 2025 0 Comments What element has the atomic number 1? 2 Answers ActiveVotedNewestOldest 0 LuckScout Member Posted August 10, 2025 0 Comments The element with atomic number 1 is *Hydrogen* (H). It’s the lightest and most abundant chemical element in the universe! You are viewing 1 out of 2 answers, click here to view all answers. Register or Login