Search results
Nitrogen is a chemical element; it has symbol N and atomic number 7. Nitrogen is a nonmetal and the lightest member of group 15 of the periodic table, often called the pnictogens. It is a common element in the universe, estimated at seventh in total abundance in the Milky Way and the Solar System.
Sep 18, 2024 · Nitrogen is a nonmetallic element that makes up 78 percent of Earth's atmosphere and is essential for life. Learn about its discovery, occurrence, production, and applications in chemistry and industry.
Learn about nitrogen, a colourless, odourless gas that makes up 78% of the air and is essential for life. Find out its discovery, biological role, natural abundance, uses, history and more.
Sep 28, 2017 · Learn about nitrogen, the fifth most abundant element in the universe and a crucial component of life on Earth. Discover its properties, uses, cycle, effects and more.
Learn about nitrogen, the most abundant gas in the air, and its role in life, chemistry, and industry. Discover how nitrogen is fixed, cycled, and used by plants, animals, and humans.
Sep 18, 2024 · Learn about the chemical and physical properties of nitrogen, a colourless, odourless gas that forms N2 molecules with high bond energy. Find out how nitrogen is fixed, used, and analyzed in nature and industry.
Jul 6, 2019 · Learn about nitrogen, the most common uncombined element on Earth and a key component of living organisms. Discover its properties, history, sources, and applications in this article with 10 interesting facts.
