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The 53 pages that link to Nitrogen, each with the reason it gives.

• OxygenCompared with: Nitrogen dominates the atmosphere, while oxygen is more reactive and supports aerobic metabolism.

• Nitrogen cycleNarrower topic: Its changing chemical forms, rather than the element itself, drive the cycle’s transfers.

• FertilizerRelated: It is a major fertilizer nutrient associated with leafy growth.

• AuroraRelated: Excited nitrogen molecules and ions contribute blue, violet, and pink auroral emissions.

• UreaRelated: Urea contains two nitrogen atoms and is valued as a nitrogen source.

• AmideRelated: Nitrogen bonded directly to the carbonyl carbon distinguishes amides from other carbonyl compounds.

• AlkaloidRelated: Its atoms give alkaloids their defining element and often their ability to act as bases.

• AmineNarrower topic: Nitrogen’s bonding and lone pair give amines their characteristic structure and reactivity.

• Biological nitrogen fixationNarrower topic: Its atmospheric form is abundant but unavailable to most organisms without fixation.

• NitrateRelated: Nitrogen is the central atom in the nitrate ion.

• PhosphorusCompared with: Both nutrients limit plant growth, but nitrogen has a major atmospheric reservoir unlike phosphorus.

• TitanRelated: Molecular nitrogen also dominates Titan’s much denser atmosphere.

• AmmoniumNarrower topic: Nitrogen is the central atom in the ammonium ion.

• GuanoRelated: Nitrogen-rich compounds in guano can support vigorous plant growth.

• PyrroleNarrower topic: One nitrogen atom replaces a carbon in pyrrole’s five-membered ring.

• Liquid nitrogenNarrower topic: Liquid nitrogen is the condensed form of this atmospheric gas.

• Ammonium sulfateRelated: Nitrogen is the principal plant nutrient supplied by ammonium sulfate.

• ArgonCompared with: Nitrogen is far more abundant in air, while argon is monatomic and less reactive.

• Sulfur hexafluorideCompared with: Nitrogen is a lower-climate-impact gas used in some insulating mixtures and equipment.

• Venus flytrapRelated: Prey supplies nitrogen that nutrient-poor native soils provide sparingly.

• Atmosphere of TitanRelated: Nitrogen is the dominant gas in Titan’s atmospheric mixture.

• Diatomic moleculeBroader topic: Its exceptionally strong triple bond makes N₂ a notable stable diatomic molecule.

• Power-to-XRelated: Power-to-ammonia pathways combine nitrogen with electrolytic hydrogen.

• Amino groupNarrower topic: Its bonding capacity and lone pair account for amino-group structure and basicity.

• Atmosphere of PlutoRelated: Molecular nitrogen is the dominant gas in Pluto’s atmosphere and its chief surface volatile.

• MelamineNarrower topic: Melamine's unusually high nitrogen fraction drives its industrial value and its misuse in food testing.

• MethylamineNarrower topic: Methylamine’s nitrogen supplies the lone pair responsible for its characteristic reactivity.

• Pitcher plantRelated: Prey supplies nitrogen that is scarce in many pitcher plant habitats.

• PnictogenBroader topic: The lightest pnictogen is a nonmetal with chemistry distinct from its heavier relatives.

• Sodium azideRelated: Nitrogen atoms make up the azide ion and the gas released on decomposition.

• Carbon-based lifeRelated: Nitrogen is built into proteins and the bases that encode biological information.

• DimethylamineRelated: Nitrogen is the central atom in dimethylamine’s structure.

• Main-group elementBroader topic: Its compounds are central to fertilizers, proteins, and atmospheric chemistry.

• PhenothiazineRelated: A nitrogen atom completes the heteroatom pair in phenothiazine's central ring.

• Diammonium phosphateRelated: Plants and yeast use nitrogen supplied by its ammonium ions.

• DiethylamineNarrower topic: Its valence and lone pair determine the molecule’s bonding and basicity.

• FormamideRelated: Its atom supplies formamide's amide nitrogen and lone pair.

• Nitrogen triiodideRelated: Nitrogen is the central element in nitrogen triiodide's molecular formula.

• PinguiculaRelated: Prey supplies nitrogen that nutrient-poor soils often lack.

• Silver azideRelated: Three nitrogen atoms form each azide ion in AgN₃.

• Dinitrogen trioxideNarrower topic: Its variable oxidation states allow the several distinct nitrogen oxides, including N₂O₃.

• Fulminic acidRelated: Nitrogen is part of the acid’s compact, reactive HCNO framework.

• Silicon nitrideRelated: Nitrogen bonds with silicon to produce the ceramic’s robust network.

• Silver nitrideRelated: Nitrogen is the other element in Ag₃N and can form N₂ during decomposition.

• Ammonium dichromateRelated: Nitrogen gas forms as ammonium ions decompose in the demonstration.

• Ammonium nitriteRelated: Nitrogen gas is the principal gaseous product of ammonium nitrite decomposition.

• Hydrazoic acidNarrower topic: Three nitrogen atoms form the distinctive backbone of HN₃.

• Isotopes of nitrogenNarrower topic: Every nitrogen isotope has seven protons, fixing its elemental identity.

• Lead(II) azideRelated: Azide’s nitrogen-rich composition underlies the compound’s energetic decomposition.

• Lithium nitrideRelated: Nitrogen atoms accept electrons from lithium to form the nitride component.