Chapter 1: The Importance of Hydrogen

Without hydrogen, the universe would be a vastly different place!

Hydrogen holds the atomic number 1, and this designation is well-deserved. A hydrogen atom consists of just one proton and one electron, but its significance extends far beyond its simplicity. It was among the earliest elements formed after the Big Bang, alongside helium and lithium, making it the most prevalent element in the cosmos—accounting for 88% of all atoms.

This element is crucial for life on Earth, as it fuels the Sun's energy production, resulting in the formation of helium nuclei and immense energy output. However, humanity has also harnessed hydrogen for destructive purposes, such as the hydrogen bomb.

One of hydrogen's notable characteristics is its ability to readily combine with other elements, forming essential compounds. For example, two hydrogen atoms paired with one oxygen atom create a water molecule. Furthermore, when bonded with carbon, hydrogen is vital for the structure of living cells. The decomposition of organic matter releases hydrocarbons, which can transform into natural gas and fuel oil.

Being lighter than air, hydrogen has been used historically to fill large balloons, including airships. However, its highly flammable nature became evident in tragic incidents such as the Hindenburg disaster in 1937.

Interestingly, hydrogen's presence in water contributes to the unusual behavior of ice. One might expect solids to be denser than liquids, leading to the assumption that ice would sink. However, as water cools to 4 degrees Celsius, hydrogen bonding allows each water molecule to connect with four others, resulting in a solid structure that is less dense and causes ice to float.

In summary, hydrogen is a truly extraordinary element. Pondering the question, "What would we do without hydrogen?" reveals a profound truth: without hydrogen, neither "we" nor "be" would exist!

For further exploration, see my List:

Science

For updates and additional insights, follow @welfordwrites on Twitter.

Join Medium to read more of my work and other members' contributions. A small portion of your membership fee will support my writing!

Chapter 2: Understanding Hydrogen's Abundance

Hydrogen is not only the most abundant element in the universe but also a cornerstone of life on Earth.

The first video titled "The Most Abundant Element: Hydrogen Explained | INEOS INTV 23" provides a comprehensive overview of hydrogen's abundance and significance.

The second video, "All about Hydrogen - the most abundant element in the universe ⚛️ #periodictable," delves into the properties and essential nature of hydrogen.