• Thumbnail for Cobalt(II) hydroxide
    Cobalt(II) hydroxide or cobaltous hydroxide is the inorganic compound with the formula Co(OH) 2, consisting of divalent cobalt cations Co2+ and hydroxide...
    9 KB (860 words) - 21:06, 17 July 2024
  • Cobalt(III) hydroxide or cobaltic hydroxide is a chemical compound with formula Co(OH) 3 or H 3CoO 3. It is an ionic compound, with trivalent cobalt cations...
    4 KB (255 words) - 22:03, 7 November 2023
  • Thumbnail for Cobalt(II) oxide
    III) oxide decomposes to cobalt(II) oxide at 950 °C: 2 Co3O4 → 6 CoO + O2 It may also be prepared by precipitating the hydroxide, followed by thermal...
    5 KB (417 words) - 11:17, 5 March 2024
  • Thumbnail for Cobalt extraction
    the cobalt recovery circuit and is purified by the removal of iron, copper, nickel, and zinc prior to the precipitation of cobalt as its hydroxide. This...
    8 KB (1,079 words) - 23:21, 9 February 2024
  • Thumbnail for Cobalt(II) chloride
    mutually trans aquo ligands. Cobalt chloride can be prepared in aqueous solution from cobalt(II) hydroxide or cobalt(II) carbonate and hydrochloric acid:...
    21 KB (2,143 words) - 20:43, 6 July 2024
  • Cobalt compounds are chemical compounds formed by cobalt with other elements. Many halides of cobalt(II) are known.e cobalt(II) fluoride (CoF2) which is...
    16 KB (1,837 words) - 16:35, 13 November 2023
  • Thumbnail for Copper(II) hydroxide
    Copper(II) hydroxide is the hydroxide of copper with the chemical formula of Cu(OH)2. It is a pale greenish blue or bluish green solid. Some forms of copper(II)...
    14 KB (1,393 words) - 04:01, 13 August 2024
  • Thumbnail for Cobalt(II) sulfate
    Since cobalt(II) has an odd number of electrons, its salts are paramagnetic. It forms by the reaction of metallic cobalt, its oxide, hydroxide, or carbonate...
    10 KB (735 words) - 21:40, 1 July 2024
  • hydroxide Beryllium hydroxide Cobalt(II) hydroxide Copper(II) hydroxide Curium hydroxide Gold(III) hydroxide Iron(II) hydroxide Mercury(II) hydroxide...
    2 KB (221 words) - 07:07, 13 September 2023
  • Thumbnail for Cobalt(II) carbonate
    two cobalt(II) carbonate-hydroxides are known: Co2(CO3)(OH)2 and Co6(CO3)2(OH)8·H2O. The moderately rare spherocobaltite is a natural form of cobalt carbonate...
    8 KB (547 words) - 21:52, 23 March 2024
  • Thumbnail for Cobalt(II) nitrate
    Cobalt nitrate is the inorganic compound with the formula Co(NO3)2.xH2O. It is cobalt(II)'s salt. The most common form is the hexahydrate Co(NO3)2·6H2O...
    8 KB (580 words) - 08:08, 8 November 2023
  • Thumbnail for Cobalt oxide nanoparticle
    Cobalt oxide/graphene composite are synthesized by first forming cobalt(II) hydroxide Co(OH) 2 on the graphene sheet from a cobalt(II) salt and...
    9 KB (1,035 words) - 18:38, 23 September 2023
  • Thumbnail for Cobalt(II) bromide
    the formula trans-[CoBr2(H2O)4]. Cobalt(II) bromide can be prepared as a hydrate by the reaction of cobalt hydroxide with hydrobromic acid: Co(OH)2 +...
    6 KB (345 words) - 07:00, 17 July 2024
  • CoCl2•6H2O or cobalt chloride hexahydrate is heated at 60 °C for 24 hours in a chemical bath deposition to form a brucite type cobalt(II) hydroxide layer with...
    2 KB (257 words) - 07:26, 14 October 2023
  • Thumbnail for Cobalt metagermanate
    the monoclinic. It can be prepared by the reaction of cobalt(II,III) oxide (or cobalt(II) hydroxide) and germanium dioxide at high temperatures. The chemical...
    3 KB (266 words) - 15:49, 28 July 2023
  • chloride Calcium hydride Calcium oxide Calcium sulfate (Drierite) Cobalt(II) chloride Copper(II) sulfate Lithium chloride Lithium bromide Magnesium chloride...
    1 KB (92 words) - 02:31, 30 July 2024
  • Thumbnail for Cobalt
    water and oxygen to brown cobalt(III) hydroxide (Co(OH)3). At temperatures of 600–700 °C, CoO oxidizes to the blue cobalt(II,III) oxide (Co3O4), which...
    96 KB (10,294 words) - 12:45, 13 August 2024
  • Thumbnail for Cobalt(II) acetate
    Like many other transition metal acetates, cobalt(II) acetate forms by the reaction of cobalt oxide or hydroxide and acetic acid: CoO + 2 CH3CO2H + 3 H2O...
    6 KB (392 words) - 16:08, 30 April 2024
  • Thumbnail for Cobalt(II) selenide
    and bornhardtite (Co2+Co3+2Se4). Cobalt(II) selenide can be prepared by placing cobalt selenite in 10% sodium hydroxide solution, stirring it, and adding...
    7 KB (654 words) - 07:08, 30 July 2024
  • with hard metal ions. Cobalt(II) squarate hydrate Co(C4O4)·2H2O (yellow, cubic) can be prepared by autoclaving cobalt(II) hydroxide and squaric acid in...
    12 KB (1,206 words) - 14:31, 25 January 2024
  • Thumbnail for Copper(II) chloride
    formula [CuCl2+x]x−. When copper(II) chloride solutions are treated with a base, a precipitation of copper(II) hydroxide occurs: CuCl2 + 2 NaOH → Cu(OH)2...
    29 KB (2,701 words) - 22:07, 26 July 2024
  • vitriol – copper(II) sulfate pentahydrate. Green vitriol – a mineral; iron(II) sulfate heptahydrate. (or ferrous sulfate) Red vitriol - cobalt sulfate. Sweet...
    14 KB (1,523 words) - 00:04, 15 July 2024
  • cobalt(III) hydroxide 1307–86–4 CoS cobalt(II) sulfide 1317–42–6 CoS2 cobalt(IV) sulfide 12013–10–4 CoSe cobalt(II) selenide 1307–99–9 CoTe cobalt(II)...
    139 KB (120 words) - 17:07, 15 July 2024
  • Thumbnail for Lithium cobalt oxide
    calcination of hydrated cobalt oxalate β-CoC 2O 4·2H 2O, in the form of rod-like crystals about 8 μm long and 0.4 μm wide, with lithium hydroxide LiOH, up to 750–900...
    12 KB (1,260 words) - 17:28, 4 July 2024
  • 8(AlSiO 4) 6(S,SO 4,Cl) 1–2. Cobalt pigments Cobalt blue (PB28): cobalt(II) aluminate. Cerulean blue (PB35): cobalt(II) stannate. Cerium uranium blue...
    9 KB (909 words) - 06:18, 19 August 2024
  • cobalt(II) hydroxide 21041-93-0 Co(OH)3 cobalt(III) hydroxide 1307-86-4 CoS cobalt(II) sulfide 1317-42-6 CoS2 cobalt disulfide 12013-10-4 CoSb cobalt...
    182 KB (107 words) - 15:39, 24 July 2024
  • Thumbnail for Cobalt(III) nitrate
    ratio of 1 molecule for each 12 carbon atoms. Cobalt(III) fluoride Cobalt(III) chloride Cobalt(III) hydroxide Iron(III) nitrate Iron(III) oxalate W. Levason...
    3 KB (321 words) - 13:04, 18 February 2024
  • Cobalt(II) bromide – CoBr2 Cobalt(II) carbonate – CoCO3 Cobalt(II) chloride – CoCl2 Cobalt(II) nitrate – Co(NO3)2 Cobalt(II) sulfate – CoSO4 Cobalt(III)...
    119 KB (8,734 words) - 09:23, 30 July 2024
  • Thumbnail for Blue pigments
    8(AlSiO 4) 6(S,SO 4,Cl) 1–2. Cobalt pigments Cobalt blue (PB28): cobalt(II) aluminate. Cerulean blue (PB35): cobalt(II) stannate. Cerium uranium blue...
    20 KB (2,218 words) - 20:14, 28 June 2024
  • Thumbnail for Group 9 element
    wear-resistant and high-strength alloys. The compounds cobalt silicate and cobalt(II) aluminate (CoAl2O4, cobalt blue) give a distinctive deep blue color to glass...
    21 KB (2,173 words) - 23:37, 25 June 2024