• Ammonium molybdate can refer to: Ammonium orthomolybdate, (NH4)2MoO4 Ammonium heptamolybdate, (NH4)6Mo7O24, usually encountered as the tetrahydrate Ammonium...
    588 bytes (75 words) - 21:42, 23 May 2022
  • Thumbnail for Ammonium heptamolybdate
    often referred to as ammonium paramolybdate or simply as ammonium molybdate, although "ammonium molybdate" can also refer to ammonium orthomolybdate, (NH4)2MoO4...
    6 KB (501 words) - 17:09, 24 June 2025
  • Thumbnail for Molybdate
    tungsten. Examples of molybdate oxyanions are: MoO2− 4, in e.g. Na2MoO4 and the mineral powellite, CaMoO4; Mo 2O2− 7, as hydrated ammonium dimolybdate. The...
    15 KB (1,824 words) - 17:47, 24 May 2025
  • Thumbnail for Sodium molybdate
    Sodium molybdate, Na2MoO4, is useful as a source of molybdenum. This white, crystalline salt is often encountered as the dihydrate, Na2MoO4·2H2O. Dissolution...
    7 KB (652 words) - 14:43, 28 April 2025
  • Thumbnail for Molybdenum
    separated at this stage by treatment with hydrogen sulfide. Ammonium molybdate converts to ammonium dimolybdate, which is isolated as a solid. Heating this...
    76 KB (8,650 words) - 08:34, 12 July 2025
  • aqueous ammonia, affording ammonium molybdate. Heating solutions of ammonium molybdate gives ADM. Upon heating, solid ammonium dimolybdate decomposes to...
    3 KB (213 words) - 00:46, 16 November 2024
  • Thumbnail for Methylene blue
    fixed by immersion of the stained specimen in an aqueous solution of ammonium molybdate. Vital methylene blue was formerly much used for examining the innervation...
    59 KB (6,181 words) - 17:25, 17 July 2025
  • rock-sections is established by covering a bare rock-section with ammonium molybdate solution. A turbid yellow precipitate forms over the crystals of the...
    13 KB (1,828 words) - 12:47, 18 July 2025
  • acid to 0.5 g of sodium molybdate or molybdic acid. The Virginia Department of Forensic Science method uses 0.5 g ammonium molybdate per 100 ml H2SO4 (conc...
    9 KB (342 words) - 06:49, 13 May 2024
  • atrophy/lesions; dislocated lenses; and death at an early age. 300 mcg ammonium molybdate per day can bring about recovery of acquired molybdenum deficiency...
    6 KB (457 words) - 12:51, 25 May 2025
  • Thumbnail for Glucose
    elemental, black-brown bismuth with glucose. Glucose boiled in an ammonium molybdate solution turns the solution blue. A solution with indigo carmine and...
    124 KB (13,033 words) - 17:20, 8 June 2025
  • Thumbnail for Ammonium tetrathiomolybdate
    Ammonium tetrathiomolybdate is the chemical compound with the formula (NH4)2MoS4. This bright red ammonium salt is an important reagent in the chemistry...
    14 KB (1,122 words) - 15:38, 17 July 2025
  • Thumbnail for Schisandra chinensis
    flowers is a key point to increase Schisandra berry yields, barax, ammonium molybdate, and lanthanum nitrate fertilizers can be applied in July as foliar...
    24 KB (2,677 words) - 16:35, 18 July 2025
  • little ammonium molybdate is added. The presence of phosphate ions is indicated by the formation of a bright yellow precipitate layer of ammonium phosphomolybdate...
    3 KB (291 words) - 21:40, 28 July 2024
  • Thumbnail for Molybdenum blue
    may not be in use today. The first heteropoly molybdate and first heteropolymetallate, yellow ammonium phosphomolybdate, (NH4)3PMo12O40 was discovered...
    17 KB (2,198 words) - 22:58, 8 June 2025
  • Ammonium orthomolybdate is the inorganic compound with the chemical formula (NH4)2MoO4. It is a white solid that is prepared by treating molybdenum trioxide...
    3 KB (251 words) - 01:20, 20 May 2025
  • Thumbnail for Chemical coloring of metals
    and waxed or varnished. Black for aluminum Boil a solution of 20 g ammonium molybdate and 5 g of sodium thiosulfate in a liter of water, immerse the objects...
    20 KB (2,555 words) - 05:08, 30 May 2025
  • It is boiled with concentrated HNO3 and then ammonium molybdate is added. A yellow precipitate (ammonium phosphomolybdate) indicates the presence of phosphorus...
    5 KB (678 words) - 18:52, 24 May 2025
  • e., the number of protons. Some suitable negative stains include ammonium molybdate, uranyl acetate, uranyl formate, phosphotungstic acid, osmium tetroxide...
    6 KB (603 words) - 08:38, 2 September 2024
  • both the molybdate and vanadate ions. It is commonly used in the determination of phosphate ion content. The reagent used contains ammonium molybdovanadate...
    2 KB (194 words) - 11:57, 13 May 2025
  • Thumbnail for Molybdenite
    by froth flotation, and then oxidized to form soluble molybdate. Reduction of ammonium molybdate yields pure molybdenum metal, which is used for fertilizer...
    8 KB (599 words) - 14:07, 16 September 2024
  • Thumbnail for Catalase
    phosphate buffer as a reaction medium. Since phosphate ion reacts with ammonium molybdate, the use of MOPS buffer as a reaction medium is more appropriate....
    39 KB (4,269 words) - 18:19, 17 July 2025
  • Phosphates give a yellow crystalline precipitate upon addition of HNO3 and ammonium molybdate and heating the solution. Borates give a green flame characteristic...
    24 KB (2,719 words) - 16:02, 19 January 2025
  • Thumbnail for Ammonium phosphomolybdate
    class. Ammonium phosphomolybdate can be made by heating ammonium orthomolybdate combined with phosphoric acid and nitric acid, yielding ammonium nitrate...
    4 KB (148 words) - 21:37, 18 August 2024
  • among others, as well as molybdenum chemical products, including ammonium molybdate, molybdenum disulfide and molybdenum oxide, among others. This company...
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  • Thumbnail for Staining
    polyethylene. Other chemicals used in electron microscopy staining include: ammonium molybdate, cadmium iodide, carbohydrazide, ferric chloride, hexamine, indium...
    47 KB (5,392 words) - 22:54, 9 July 2025
  • Thumbnail for Electrochemical coloring of metals
    are toxic and carcinogenic, solutions based on molybdate are proposed as a replacement (e.g. molybdate 30-100g/ boric acid 10-18 g/manganese sulfate 0...
    18 KB (2,068 words) - 23:38, 21 July 2025
  • apparatus in which inorganic nitrogenous compounds (such as ammonium phosphate and ammonium molybdate) and organic compounds such as citric acid (C6H8O7), paraformaldehyde...
    17 KB (1,680 words) - 04:01, 26 May 2025
  • Iron + bathophenanthroline disulfonate → colored complex Phosphate + ammonium molybdate + ascorbic acid → blue colored complex In enzymatic analysis (which...
    5 KB (577 words) - 05:00, 29 November 2023
  • Thumbnail for Arturo Donaggio
    bears his surname, a way of staining nerve tissue fibers, based on ammonium molybdate, nitric pyridine, petroleum ether, thionine and dammar resin. To understand...
    15 KB (1,860 words) - 19:22, 28 June 2025