IDNStudy.com, ang iyong mapagkukunan ng eksaktong at maaasahang mga sagot. Magtanong ng anumang bagay at makatanggap ng agarang tugon mula sa aming dedikadong komunidad ng mga eksperto.
Hydrogen is the simplest and lightest element on the periodic table. It consists of only one proton in its nucleus, which gives it a chemical symbol of H and an atomic number of 1. The number of protons in an element's nucleus determines its identity as a specific element. Hydrogen is unique in that it is the only element without any neutrons in its nucleus.