• Thumbnail for Promethium(III) nitrate
    Promethium(III) nitrate is an inorganic compound, a salt of promethium and nitric acid with the chemical formula Pm(NO3)3. The compound is radioactive...
    4 KB (262 words) - 20:27, 19 October 2024
  • Promethium(III) nitrate – Pm(NO3)3 Promethium(III) oxide – Pm2O3 Promethium(III) phosphate – PmPO4 Promethium(III) sulfate – Pm2(SO4)3 Promethium(III)...
    122 KB (9,014 words) - 22:52, 20 June 2025
  • Promethium is a chemical element; it has symbol Pm and atomic number 61. All of its isotopes are radioactive; it is extremely rare, with only about 500–600...
    42 KB (4,975 words) - 11:44, 23 June 2025
  • Braddock, D.C.; Ramprasad, D. "Lanthanide (III) Triflates as Recyclable Catalysts for Atom Economic Aromatic Nitration." Chem. Commun. 1997, 613-614....
    8 KB (924 words) - 03:01, 14 May 2025
  • Thumbnail for Promethium compounds
    Promethium compounds are compounds containing the element promethium, which normally take the +3 oxidation state. Promethium belongs to the cerium group...
    7 KB (637 words) - 22:18, 18 October 2024
  • Thumbnail for Dysprosium(III) oxalate
    precipitation induced by acid-catalyzed oxamic acid hydrolysis". Dysprosium(III) nitrate in dilute nitric acid is mixed with an excess of oxamic acid and the...
    8 KB (598 words) - 01:32, 24 June 2025
  • Thumbnail for Silver
    compounds are used in photographic and X-ray film. Dilute solutions of silver nitrate and other silver compounds are used as disinfectants and microbiocides...
    95 KB (11,424 words) - 05:36, 25 June 2025
  • Thumbnail for Samarium(III) oxide
    samarium salts. Samarium(III) oxide may be prepared by two methods: 1. thermal decomposition of samarium(III) carbonate, hydroxide, nitrate, oxalate or sulfate:...
    4 KB (271 words) - 19:18, 28 February 2024
  • Thumbnail for Copper
    Copper (redirect from Copper(III))
    oxyanions form complexes; these include copper(II) acetate, copper(II) nitrate, and copper(II) carbonate. Copper(II) sulfate forms a blue crystalline...
    126 KB (14,446 words) - 12:40, 25 June 2025
  • Thumbnail for Berkelium
    quantities of americium for the target material. First, americium (241Am) nitrate solution was coated on a platinum foil, the solution was evaporated and...
    62 KB (7,588 words) - 21:21, 23 June 2025
  • Thumbnail for Gadolinium(III) oxalate
    Gd2(C2O4)3. Its hydrate can be prepared by the reaction of gadolinium nitrate and oxalic acid. The decahydrate of gadolinium oxalate thermally decomposes...
    4 KB (173 words) - 00:24, 18 June 2025
  • Thumbnail for Chromium
    Chromium (redirect from Chromium(III))
    number of chromium(III) compounds are known, such as chromium(III) nitrate, chromium(III) acetate, and chromium(III) oxide. Chromium(III) can be obtained...
    113 KB (12,320 words) - 05:32, 14 June 2025
  • Thumbnail for Bismuth
    bismuth(III) sulfate and sulfur dioxide. 6 H2SO4 + 2 Bi → 6 H2O + Bi2(SO4)3 + 3 SO2 It reacts with nitric acid to make bismuth(III) nitrate (which decomposes...
    67 KB (7,653 words) - 10:19, 22 June 2025
  • Thumbnail for Europium
    conditions. Commonly these compounds feature Eu(III) bound by 6–9 oxygenic ligands. The Eu(III) sulfates, nitrates and chlorides are soluble in water or polar...
    38 KB (4,697 words) - 22:05, 25 June 2025
  • Thumbnail for Californium
    californium(III) cation. Attempts to reduce or oxidize the +3 ion in solution have failed. The element forms a water-soluble chloride, nitrate, perchlorate...
    43 KB (4,548 words) - 12:22, 7 June 2025
  • neodymium, praseodymium nitrate forms both the 4:3 and 1:1 complexes with 18-crown-6, whereas the middle lanthanides from promethium to gadolinium can only...
    17 KB (1,698 words) - 23:38, 23 May 2025
  • Porphyrin Post-transition metal Potassium Potassium nitrate Pourbaix diagram Praseodymium Prehnite Promethium Propane Protactinium Protein Proton Pumice Pumicite...
    23 KB (1,957 words) - 02:53, 22 January 2025
  • Thumbnail for Nickel
    Nickel (redirect from Nickel(III))
    useful for electroplating nickel. Common salts of nickel, such as chloride, nitrate, and sulfate, dissolve in water to give green solutions of the metal aquo...
    92 KB (10,157 words) - 15:01, 24 June 2025
  • Thumbnail for Lanthanum oxalate
    with the chemical formula La 2(C 2O 4) 3. Reaction of soluble lanthanum nitrate with an excess of oxalic acid: 2 La(NO3)3 + 3 (COOH)2 → La2(C2O4)3 + 6...
    4 KB (251 words) - 21:05, 14 June 2025
  • Thumbnail for Cobalt
    Cobalt (redirect from Cobalt(III))
    hexaaquocobalt(II) [Co(H2O)6]2+ is found in several routine cobalt salts such as the nitrate and sulfate. Upon addition of excess chloride, solutions of the hexaaquo...
    123 KB (12,647 words) - 17:01, 25 June 2025
  • Thumbnail for Thulium
    abundant lanthanide in the Earth's crust, after radioactively unstable promethium. It is an easily workable metal with a bright silvery-gray luster. It...
    28 KB (3,344 words) - 23:02, 20 June 2025
  • Thumbnail for Neodymium
    the lanthanides praseodymium to its left and the radioactive element promethium to its right, and above the actinide uranium. Its 60 electrons are arranged...
    63 KB (7,074 words) - 03:16, 11 June 2025
  • Thumbnail for Cerium
    polychalcogenides with cerium(III): cerium(IV) derivatives of S, Se, and Te are unknown. The compound ceric ammonium nitrate (CAN) (NH4)2[Ce(NO3)6] is the...
    51 KB (6,075 words) - 02:18, 15 June 2025
  • Thumbnail for Gallium
    dissolve gallium, forming gallium(III) salts such as Ga(NO 3) 3 (gallium nitrate). Aqueous solutions of gallium(III) salts contain the hydrated gallium...
    75 KB (8,976 words) - 22:10, 21 June 2025
  • Thumbnail for Thallium
    Thallium (redirect from Thallium(III))
    Sulfuric and nitric acids dissolve thallium rapidly to make the sulfate and nitrate salts, while hydrochloric acid forms an insoluble thallium(I) chloride...
    52 KB (5,779 words) - 14:36, 23 May 2025
  • than "scarce", cerium is almost as abundant as copper; on the other hand promethium, with no stable or long-lived isotopes, is truly rare. * Between initial...
    109 KB (10,480 words) - 05:57, 26 May 2025
  • Thumbnail for Samarium(III) oxalate
    Sm_{2}(C_{2}O_{4})_{3}\downarrow +6HCl}}} Also a reaction of samarium nitrate and oxalic acid in an aqueous solution: 2 S m ( N O 3 ) 3 + 3 H 2 C 2 O...
    5 KB (389 words) - 17:17, 13 June 2025
  • permanganate 7783–98–4 AgN3 silver azide 13863–88–2 AgNO3 silver nitrate 7761–88–8 AgO silver(I,III) oxide 1301–96–8 AgONC silver fulminate 5610–59–3 AgPF6 silver...
    139 KB (120 words) - 17:15, 19 May 2025
  • Thumbnail for Indium
    Indium (section Indium(III))
    to form tin isotopes. Indium(III) oxide, In2O3, forms when indium metal is burned in air or when the hydroxide or nitrate is heated. In2O3 adopts a structure...
    48 KB (5,678 words) - 07:48, 17 June 2025
  • Thumbnail for Praseodymium
    neodymium, praseodymium nitrates form both 4:3 and 1:1 complexes with 18-crown-6, whereas the middle lanthanides from promethium to gadolinium can only...
    38 KB (5,173 words) - 23:46, 19 June 2025