`inert-gas` Related Article Results

Helium, with the chemical symbol He and an atomic number of 2, is a noble gas in Group 18 of the periodic table. The lightest of the noble gases, helium is the second most abundant element in the universe and plays a significant role in various fields, such as energy production, medicine, space technology, and industrial applications. Although helium was first discovered in the Sun, it was later found on Earth, leading to significant scientific and industrial advancements. Discovery and Historic