What Is the Chemical Formula for Hydrogen Gas?
Last Updated Apr 9, 2020 8:28:37 AM ET
The chemical formula for hydrogen gas is H2. Its molar mass is 2.016 grams per mole, and it exists as a gas at standard temperature and pressure, where its density is 0.09 grams per liter. Hydrogen's melting point is -434.49 degrees Fahrenheit and its boiling point is -423.182 degrees Fahrenheit.
Hydrogen is the simplest chemical and the first element in the periodic table of elements. The atom of its most common isotope is composed of one proton and one electron. Hydrogen is also the most abundant element in the universe and the main constituent of stars. Inside the stars, hydrogen atoms are fused together to produce helium.
More From Reference
Understanding D-Day: What Is the History of the Normandy Invasion?
8 Simple Ways You Can Make Your Workplace More Inclusive for LGBTQ+ Folks
How Do Archaeologists Determine the Purpose and Meaning of Ancient Monuments?
Mythology 101: A Basic History of Zeus the Greek God
What Services Does the Clever Portal Offer Students for Distance Learning?
When Was the First Memorial Day?