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  1. en.wikipedia.org › wiki › AmmoniumAmmonium - Wikipedia

    Ammonium is a modified form of ammonia that has an extra hydrogen atom. It is a positively charged molecular ion with the chemical formula NH + 4 or [NH 4] +.It is formed by the addition of a proton (a hydrogen nucleus) to ammonia (NH 3).Ammonium is also a general name for positively charged (protonated) substituted amines and quaternary ammonium cations ([NR 4] +), where one or more hydrogen atoms are replaced by organic or other groups (indicated by R). Not only is ammonium a source of ...

  2. Ammonium ion NH4+ - Ammonium is an onium cation formed through the protonation of ammonia. It is composed of a nitrogen hydride, an onium cation, and a monovalent inorganic cation. It is an ammonia conjugate acid.

  3. en.wikipedia.org › wiki › AmmoniaAmmonia - Wikipedia

    Ammonia is an inorganic chemical compound of nitrogen and hydrogen with the formula N H 3.A stable binary hydride and the simplest pnictogen hydride, ammonia is a colourless gas with a distinctive pungent smell. Biologically, it is a common nitrogenous waste, and it contributes significantly to the nutritional needs of terrestrial organisms by serving as a precursor to fertilisers. Around 70% of ammonia produced industrially is used to make fertilisers in various forms and composition, such ...

  4. Aug 29, 2023 · Ammonium ion is formed by the reaction between acids and aqueous ammonia:. The ammonium ion behaves chemically like the ions of the alkali metals, particularly potassium ion, which is almost the same …

  5. Oct 14, 2021 · Ammonium | H4N+ | CID 223 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety/hazards ...

  6. ammonia, Colourless, pungent gas composed of nitrogen and hydrogen, chemical formula NH 3.Easily liquefied by compression or cooling for use in refrigerating and air-conditioning equipment, it is manufactured in huge quantities.

  7. Jun 20, 2024 · ammonia (NH 3), colourless, pungent gas composed of nitrogen and hydrogen.It is the simplest stable compound of these elements and serves as a starting material for the production of many commercially important nitrogen compounds.. Uses of ammonia. The major use of ammonia is as a fertilizer.In the United States, it is usually applied directly to the soil from tanks containing the liquefied gas.The ammonia can also be in the form of ammonium salts, such as ammonium nitrate, NH 4 NO 3 ...

  8. Nov 21, 2023 · The ammonium ion consists of a nitrogen atom attached to four hydrogen atoms. The nitrogen atom is denoted by the letter ''N,'' while the hydrogen atom is denoted by the letter ''H.'' H is paired ...

  9. Apr 28, 2023 · Ammonia is a basic building block for ammonium nitrate fertilizer, which releases nitrogen, an essential nutrient for growing plants, including farm crops and lawns.About 90 percent of ammonia produced worldwide is used in fertilizer, to help sustain food production for billions of people around the world.

  10. Ammonium is also an old name for the Siwa Oasis in western Egypt.. The ammonium cation is a positively charged polyatomic cation of the chemical formula NH 4 +.It has a molecular mass of 18.04 and is formed by protonation of ammonia (NH 3).The resulting ion has a pK a of 9.25. Ammonium and aminium are also general names for positively charged or protonated substituted amines and quaternary ammonium cations N + R 4, where one or more hydrogen atoms are replaced by organic radical groups ...

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