Ammonium - Wikipedia
网页Ammonium is a positively charged ion formed by the protonation of ammonia or substituted amines. It is a key metabolite and part of the nitrogen cycle, and has various salts and characteristic reactions with acids, bases, and other reagents.
Ammonium | H4N+ | CID 223 - PubChem
网页Ammonium is an onium cation obtained by protonation of ammonia. It has a role as a human metabolite, a Saccharomyces cerevisiae metabolite, an Escherichia coli metabolite and a cofactor. It is a nitrogen hydride, an onium cation and a monovalent inorganic cation. It is a conjugate acid of an ammonia. ChEBI.
Ammonium ion NH4+ - Explanation, Properties of Ammonium …
网页Learn what ammonium ion is, how it is formed, and how it behaves as a weak acid. Find out the structure, bonding, and uses of ammonium salts and quaternary ammonium compounds.
Ammonia - Wikipedia
网页Ammonia is a colourless gas with a pungent odour and a chemical formula of NH3. It is widely used as a fertilizer, refrigerant, cleaner and pH regulator, and can be toxic or explosive at high concentrations.
Difference Between Ammonia and Ammonium | Definition, …
网页2017年12月15日 · Ammonia and ammonium are two related compounds composed of nitrogen and hydrogen atoms. Ammonium ion is derived from ammonia. The main difference between ammonia and ammonium is that ammonia is a neutral compound whereas ammonium is a cation.
Ammonia - Chemical Safety Facts
网页2023年4月28日 · Learn about ammonia, a naturally occurring gas that is used in fertilizer, cleaning products, and many other industries. Find out how to handle ammonia safely and what to do in case of exposure.
Ammonia | Definition & Uses | Britannica
网页2024年8月2日 · Ammonia is a colourless, pungent gas composed of nitrogen and hydrogen, and the simplest stable compound of these elements. It is widely used as a fertilizer, an explosive, a textile agent, and a catalyst, and it can be prepared by the Haber-Bosch process or by hydrolysis of metal nitrides.
Properties and uses of ammonia | Britannica
网页Ammonia is a colourless, pungent gas composed of nitrogen and hydrogen, with the formula NH3. It is widely used as a fertilizer, a raw material, and a cleaner, and it is made by the Haber-Bosch process, which involves nitrogen fixation.
Characteristic Reactions of Ammonium Ion (NH₄⁺)
网页2023年8月29日 · Learn how to identify and test for ammonium ion (NH4+) using chemical indicators, precipitants, and colorimetric methods. See examples, procedures, and references for this analytical chemistry topic.
Ammonium ion | chemical ion | Britannica - Encyclopedia Britannica
网页Ammonium ion is a chemical ion derived from ammonia by adding a proton. It is involved in acid-base reactions, nitrogen cycle, and ionic bonding. Learn more about its structure, characteristics, and applications from Britannica.