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Helium is a very light and colorless gas. This special gas, which causes balloons to float, is also the second most abundant element in the universe. It is represented by the symbol “He” on the periodic table and has an atomic number of 2. Have you ever seen a floating balloon? The gas inside such balloons is usually helium. Because helium is lighter than air, it rises upward. How is it formed? Helium is formed inside very hot and dense stars. In this environment, hydrogen atoms combine to form

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