6 ডিসেম্বর, 2025 · Nitrogen, nonmetallic element of Group 15 [Va] of the periodic table. It is a colorless, odorless, tasteless gas that is the most plentiful element in Earth’s atmosphere and is a …

6 ডিসেম্বর, 2025 · Nitrogen is released from organic compounds when they are burned over copper oxide, and the free nitrogen can be measured as a gas after other combustion products have been …

6 ডিসেম্বর, 2025 · Nitrogen - Essential, Compounds, Cycle: As might be expected in view of the importance of the presence of nitrogen in living matter, most—if not all—organic nitrogen compounds …

6 ডিসেম্বর, 2025 · Nitrogen - Compounds, Reactions, Uses: Although the other applications are important, by far the greatest bulk of elemental nitrogen is consumed in the manufacture of nitrogen …

29 ডিসেম্বর, 2025 · Nitrogen, a component of proteins and nucleic acids, is essential to life on Earth. Although 78 percent of the atmosphere is nitrogen gas, this gas is unusable by most organisms until …

nitrogen, Gaseous chemical element, chemical symbol N, atomic number 7.

The chemical element nitrogen is a gas that makes up much of the air in Earth’s atmosphere. It is also one of the principal chemical elements that are a part of all living things.

26 নভেম্বর, 2025 · Nitrogen fixation, any natural or industrial process that causes free nitrogen, which is a relatively inert gas plentiful in air, to combine chemically with other elements to form more …

The nitrogen cycle is the circulation of nitrogen in various forms through nature. Learn more about this process, which is critical to the survival of plants and animals.

nitrogen group element, any of the chemical elements that constitute Group 15 (Va) of the periodic table. The group consists of nitrogen (N), phosphorus (P), arsenic (As), antimony (Sb), bismuth (Bi), and moscovium (Mc).