Search results for "Ammonium" - New World Encyclopedia
From New World Encyclopedia
Page title matches
- The chemical compound ammonium nitrate, the nitrate of ammonia with the chemical formula NH4NO3, is a white powder at room temperature and standard ...18 KB (2,699 words) - 07:39, 25 July 2023
- Ammonium sulfate is an inorganic chemical compound with the chemical formula (NH4)2SO4. It contains 21 percent nitrogen in the form of ammonium ...6 KB (752 words) - 07:39, 25 July 2023
Page text matches
- Ammonium sulfate is an inorganic chemical compound with the chemical formula (NH4)2SO4. It contains 21 percent nitrogen in the form of ammonium ...6 KB (752 words) - 07:39, 25 July 2023
- The chemical compound ammonium nitrate, the nitrate of ammonia with the chemical formula NH4NO3, is a white powder at room temperature and standard ...18 KB (2,699 words) - 07:39, 25 July 2023
- | 4° ammonium ion | R4N+ | [[Image:Quaternary-ammonium-cation.svg|75px|Quaternary ammonium cation]] ...13 KB (1,621 words) - 07:19, 15 April 2024
- counterion, so they are called quaternary ammonium salts. ... electron pair that can bind H+ to form an ammonium ion R3NH+. The lone electron ...18 KB (2,577 words) - 07:02, 25 July 2023
- of inorganic salts may also be formed, like ammonium sulfate, ammonium nitrate. Many organic compounds, typically the aromatic hydrocarbons, may ...7 KB (1,034 words) - 21:19, 30 January 2023
- He then used pure potassium heated with ammonium chloride, and was able to ... combined silver cyanate and a solution of ammonium chloride in an attempt to ...14 KB (2,077 words) - 10:37, 17 October 2022
- the silicon surface is washed with ammonium hydrogen fluoride leaving ... Reaction sequence: silicon surface reaction with ammonium hydrogen ...7 KB (1,048 words) - 13:34, 15 July 2020
- * Ammonium cerium(IV) nitrate or ceric ammonium nitrate (CAN) [(NH4 ... * Ammonium cerium(IV) sulfate or ceric ammonium sulfate [(NH4)2Ce(SO4)3] ...15 KB (2,039 words) - 23:59, 3 December 2023
- 1773. In 1828, in attempting to prepare ammonium cyanate, Friedrich Wöhler ... fertilizer solutions (in combination with ammonium nitrate: UAN), e.g. in ...16 KB (2,391 words) - 13:44, 3 May 2023
- Lauren Gaither. For example, the ammonium ion (NH4+) is formed when ... |Ammonium||NH4+|| |- |Barium||Ba2+|| |- |Beryllium||Be2+|| ...17 KB (2,619 words) - 11:09, 6 March 2024
- (normally with added sodium gluconate), ammonium bifluoride or brightened ... gold produced by inorganic means (ferric ammonium oxalate) are more lightfast. ...10 KB (1,610 words) - 05:12, 31 July 2023
- matter. This chemical and its salts (ammonium salts) are also present ... Ammonium salts are also distributed in fertile soil and seawater. ...39 KB (5,803 words) - 07:35, 25 July 2023
- by the reaction of 1,5-diketones with ammonium acetate in acetic acid followed ... readily degraded by bacteria, releasing ammonium and carbon dioxide as terminal ...11 KB (1,458 words) - 03:38, 7 December 2022
- dioxide. It can be prepared by heating ammonium nitrate in the laboratory ... Nitrous oxide is commonly made by heating ammonium nitrate. This method ...20 KB (2,927 words) - 02:28, 16 November 2022
- The solubility of a chemical substance is a physical property referring to the ability of that substance, called the solute, to dissolve in a ...23 KB (3,483 words) - 01:08, 4 February 2023
- The photosensitive compound, a solution of ferric ammonium citrate and potassium ferricyanide, is coated onto paper. Areas of the compound exposed ...5 KB (743 words) - 05:41, 16 November 2023
- commodity. It is mainly used in making ammonium nitrate (NH4NO3) for fertilizers ... salts, the most important of which is ammonium nitrate. Due to its oxidizing ...19 KB (2,942 words) - 02:25, 16 November 2022
- (see nitrogen fixation) into a form (ammonium ion) that is chemically ... As part of the symbiotic relationship, the plant converts the ammonium ...22 KB (3,304 words) - 02:26, 16 November 2022
- ammonia, secondary aerosols often take the form of ammonium salts, such as ammonium sulfate and ammonium nitrate (both can be dry or in aqueous solution ...18 KB (2,652 words) - 08:57, 18 November 2022
- sodium persilicate, and their ammonium, potassium, and lithium analogs. In addition, calcium peroxide, zinc peroxide, sodium peroxide, or carbamide ...7 KB (964 words) - 18:12, 31 October 2023
- * Ammonium tetrathiomolybdate ((NH4)2MoS4): This bright red ammonium salt is an important reagent in the chemistry of molybdenum and has been ...14 KB (1,925 words) - 19:51, 9 November 2022
- urea by evaporating an aqueous solution of ammonium cyanate (NH4OCN). Later, the term "organic chemistry" was redefined to mean the chemistry ...8 KB (1,161 words) - 01:13, 18 November 2022
- (almonds) or the conjugate base (e.g. ammonium salts like ammonia) of the ... the name of the cation (e.g. sodium or ammonium) followed by the name of ...36 KB (5,357 words) - 01:13, 21 April 2023
- Industries who developed synthetic ammonium sulfate in 1923, Nitro-chalk ... micronutrients. Some materials, such as ammonium nitrate, are used minimally ...33 KB (4,735 words) - 17:28, 26 March 2024
- to HCl (hydrochloric acid) to form NH4Cl (ammonium chloride). ... cations and basic anions such as NH4F (ammonium fluoride) have two possible ...21 KB (3,307 words) - 11:03, 20 September 2023
- , alkyl glyceryl ethers) instead of quaternary ammonium compounds. * One way to preserve leaves is to submerge them in a solution of glycerol ...17 KB (2,494 words) - 18:22, 30 August 2021
- tube meet to form a cloud of a new substance, ammonium chloride.]] A chemical equation is a symbolic representation of a chemical reaction, wherein ...12 KB (1,989 words) - 14:40, 5 December 2023
- Ammonium phosphateTrisodium phosphate Phosphorus acid|Hypophosphorous ... acid in addition to citric acid and ammonium bisulfate with buffers to ...23 KB (3,466 words) - 04:24, 24 November 2022
- or pure cellulose, such as from the cupro-ammonium process; and (b) modified or derivatized cellulose, such as cellulose acetates. ...10 KB (1,428 words) - 17:32, 26 March 2024
- *ammonium bromide (NH4Br), *bromine monofluoride (BrF), *bromine pentafluoride (BrF5), *bromine trifluoride (BrF3) *tetrabromomethane (CBr4) ...10 KB (1,346 words) - 04:33, 22 November 2023
- A mixture of borax and ammonium chloride is used as a flux when welding iron and steel. It lowers the melting point of the unwanted iron oxide ...10 KB (1,388 words) - 19:37, 20 November 2023
- through repeated recrystallization of double ammonium or potassium fluorides by Jantzen and von Hevesey. Metallic hafnium was first prepared by Anton ...10 KB (1,277 words) - 16:40, 21 January 2024
- conditions using a mixture of ice, ammonium chloride, and water.) Fahrenheit wanted to avoid the negative temperatures that Ole Rømer's ...13 KB (1,850 words) - 00:27, 25 March 2024
- tube meet to form a cloud of a new substance, ammonium chloride.]] A chemical reaction is a process that leads to the interconversion of chemical ...12 KB (1,710 words) - 14:43, 5 December 2023
- * Ammonium perrhenate (APR, NH4ReO4): This salt of rhenium is the most common form in which rhenium is traded. Its rhenium content is around ...10 KB (1,384 words) - 20:01, 8 December 2022
- rocket fuel. The mixture is primarily ammonium perchlorate powder (an oxidizer ... have much better specific impulse than ammonium perchlorate when paired ...24 KB (3,649 words) - 02:28, 16 December 2022
- topical sanitizer against salmonella. Quaternary ammonium can be used in conjunction with alcohol as a food contact safe sanitizer with increased duration ...11 KB (1,577 words) - 01:52, 23 December 2022
- gunpowder, and fireworks. Sodium and ammonium thiosulfates are used as ... photographic fixing as reducing agents. Ammonium thiosulfate is being investigated ...22 KB (3,269 words) - 21:43, 26 February 2023
- compound) while attempting to prepare ammonium cyanate in a laboratory reaction. ... Free ammonia (NH3), existing as the ammonium ion (NH4+) in blood, is ...24 KB (3,603 words) - 23:47, 11 January 2023
- from its solution in aqua regia by the addition of ammonium chloride, some material remained in solution. It was left up to Wollaston to examine this ...12 KB (1,816 words) - 11:01, 9 May 2023
- atomic composition as the chemically distinct ammonium cyanate, Jöns Jakob Berzelius introduced the term "isomerism" to describe the phenomenon. ...14 KB (2,096 words) - 05:56, 11 March 2024
- * The ammonium ion (NH4+), can be conceptualized as consisting of four coordinate covalent bonds between four protons (the H+ ions) and one nitrogen ...15 KB (2,401 words) - 06:13, 11 January 2024
- addition, the tubule also secretes hydrogen and ammonium to regulate pH. After traveling the length of the distal convoluted tubule, only about ...14 KB (2,036 words) - 16:20, 11 November 2022
- *Ammonium fluoride (NH4F) *Antimony pentafluoride (SbF5) *Boron trifluoride (BF3) *Bromine pentafluoride (BrF5) *Bromine trifluoride (BrF3) ...13 KB (1,855 words) - 17:47, 28 March 2024
- secondary explosive. Examples include an ammonium nitrate/fuel oil mixture ... * Ammonal: Ammonium nitrate and aluminum powder. * Armstrong's ...41 KB (6,258 words) - 23:56, 24 March 2024
- Choline is a water-soluble organic compound that is classified as an essential nutrient for humans (Higdon and Drake 2008; PDR 2008; Swan and ...15 KB (2,128 words) - 23:57, 13 January 2023
- a manganese dioxide cathode, dipped in ammonium chloride. The manganese ... an free liquid electrolyte. Instead, the ammonium chloride was mixed with ...31 KB (4,897 words) - 11:28, 20 September 2023
- process in which hydrogen is used to reduce ammonium ruthenium chloride, yielding a powder. The powder is then consolidated by powder metallurgy techniques ...13 KB (1,814 words) - 18:24, 22 December 2022
- *Ammonium phosphate, used on class A, B, and C fires. It receives its class A rating from the agent's ability to melt and flow at 350 degrees ...15 KB (2,294 words) - 19:52, 26 March 2024
- sylvite (potassium chloride), and sal ammoniac (ammonium chloride). Like the sulfates, halides are commonly found in evaporitic settings such as playa ...16 KB (2,351 words) - 18:48, 9 November 2022
- Ozone does not react with ammonium salts but it reacts with ammonia (NH3) to form ammonium nitrate (NH4NO3): :NH3 + 4 O3 → NH4NO3 + 4 O3 + H20 ...30 KB (4,607 words) - 06:05, 18 November 2022
- of purposes. For instance, aluminum ammonium sulfate is a mordant for ... * Aluminum ammonium sulfate ([Al(NH4)](SO4)2), ammonium alum is used ...38 KB (5,676 words) - 08:41, 23 July 2023
- the water quality was to convert ammonium or nitrates in excreta, which have a high degree of neurotoxicity, but the combination of detritus ...17 KB (2,559 words) - 08:55, 15 January 2023
- +2, +3, +4 and +5. In a popular experiment, when ammonium vanadate (NH4VO3) is reduced with zinc metal, colored products with these four oxidation states ...15 KB (2,022 words) - 14:18, 3 May 2023
- nitrate, potassium thiocyanate, carbon, ammonium carbonate), 42.98 percent gaseous products (carbon dioxide, nitrogen, carbon monoxide, hydrogen ...14 KB (2,154 words) - 14:28, 8 February 2022
- NH4+ (ammonium) + NH2− (amide) or even some aprotic systems : N2O4 ⇌ NO+ (nitrosonium) + NO3− (nitrate) : 2SbCl3 ⇌ SbCl2+ (dichloroantimonium ...18 KB (2,642 words) - 07:40, 14 June 2023
- capable of dissolving gold, by mixing salmiac (ammonium chloride) and nitric acid. * The production of alum from alum shale by recrystallizing ...16 KB (2,525 words) - 08:37, 13 March 2024
- released potassium. If previously loaded with ammonium ions, the zeolite can serve a similar function in the slow release of nitrogen for plant growth. ...15 KB (2,158 words) - 05:51, 13 June 2023
- of ammonia clouds, an intermediate deck of ammonium hydrosulfide clouds and an inner deck of water clouds. Uranus and Neptune have atmospheres dominated ...17 KB (2,628 words) - 22:12, 7 January 2024
- * The use of crown ether binding with metal or ammonium cations is ubiquitous in supramolecular chemistry. * The formation of carboxylic acid ...20 KB (2,678 words) - 17:36, 23 October 2022
- Upon examination of the minuscule crystals of sodium ammonium tartrate, Pasteur noticed that the crystals came in two asymmetric forms that were ...20 KB (3,100 words) - 22:52, 1 September 2023
- The application of products containing ferrous sulfate or ferrous ammonium sulfate will kill moss; these ingredients are typically in commercial ...21 KB (3,181 words) - 01:43, 11 March 2023
- * Ammonium phosphate ((NH4)3PO4) * Calcium phosphate (Ca3(PO4)2) * Calcium dihydrogen phosphate (Ca(H2PO4)2) * Calcium phosphide (Ca3P2) ...25 KB (3,622 words) - 22:45, 28 March 2023
- Abū Bakr Muhammad ibn Zakarīya al-Rāzi (Arabic: ابو بکر محمد بن زكريا الرازی; Persian: زكريای رازی Zakaria ...24 KB (3,833 words) - 01:39, 8 December 2022
- maintain neutral buoyancy in seawater through an ammonium chloride solution that flows throughout their body and is lighter than seawater. This differs ...27 KB (3,958 words) - 07:44, 24 January 2023
- … from sal ammoniac, salt deposits containing ammonium chloride found near temple of Jupiter Ammon (from Egyptian God Amun) in Libya, from Gk. ammoniakon ...27 KB (4,283 words) - 17:27, 26 July 2023
- Ammonium sulfate, an important nitrogen fertilizer is most commonly produced as a by-product from coking plants supplying the iron and steel ...31 KB (4,778 words) - 21:53, 26 February 2023
- gradient centrifugation, precipitation with ammonium sulphate or ethylene glycol, and removal of cell components from a homogenized cell mixture using ...32 KB (4,856 words) - 19:56, 27 March 2020
- clouds, composed of ammonia crystals and possibly ammonium hydrosulfide. It may not have any solid surface, in that the density may simply increase gradually ...33 KB (5,055 words) - 06:44, 28 February 2023
- aqueous solution of sulfuric acid or acidic ammonium bisulfate (NH4HSO4), followed by hydrolysis of the peroxydisulfate ((SO4)2)2− which is formed. ...32 KB (4,734 words) - 13:20, 4 February 2023
- of nitroguanidine, phase-stabilized ammonium nitrate (NH4NO3) or other nonmetallic oxidizer, and a nitrogen-rich fuel other than azide (such ...35 KB (5,475 words) - 07:00, 16 June 2023
- fuels based on synthetic rubber, mixed with ammonium perchlorate and high proportions of aluminum powder. Such solid fuels could be cast into large ...34 KB (5,272 words) - 07:59, 24 November 2022
- dioxide and a moist electrolyte paste of ammonium chloride and zinc chloride mixed with starch. The cell's cathode is represented by a carbon ...56 KB (8,590 words) - 15:53, 13 February 2024
- carbon disulfide has evaporated, add 1 drop of Ammonium molybdate solution (1:10). Acidify with concentrated Sulfuric acid. Positive results gives a ...49 KB (7,279 words) - 04:30, 22 March 2024
- of the gas (removal of sulfur, ammonium, and heavy hydrocarbons), and its storage and distribution. The first gaslighting utilities were established ...56 KB (8,479 words) - 16:09, 28 September 2021
