Which element has the atomic number of 7?

The element with the atomic number of 7 is Nitrogen. Atomic number represents the number of protons in an atom's nucleus. Since Nitrogen has an atomic number of 7, it means that the nucleus of its atom contains 7 protons. This unique characteristic of Nitrogen determines its position in the periodic table and distinguishes it from other elements. Nitrogen is an essential element for life, found in various compounds such as proteins and nucleic acids, and it plays a vital role in supporting biological processes on Earth.