Structure


 * Structure of Hydrogen**

**Number of Protons/Electrons:** 1 **Number of Neutrons:** 0 **Crystal Structure:** Hexagonal **Density @ 293 K:** 0.08988 g/cm3

**Number of Energy Levels:** 1 **First Energy Level:1**


 * ** Isotope ** || ** Half Life ** ||
 * H-1 || Stable ||
 * H-2 || Stable ||
 * H-3 || 12.3 years ||