• Cobalt(II) cyanide is the inorganic compound with the formula Co(CN)2. It is coordination polymer that has attracted intermittent attention over many years...
    4 KB (311 words) - 19:23, 25 September 2023
  • Thumbnail for Cobalt blue
    pigment is cobalt(II) oxide-aluminium oxide, or cobalt(II) aluminate, CoAl2O4. Cobalt blue is lighter and less intense than the (iron-cyanide based) pigment...
    10 KB (997 words) - 23:24, 1 May 2025
  • Iron(II) cyanide is an inorganic compound with the empirical formula Fe(CN)2. It may have a Fe2[Fe(CN)6] structure.[better source needed] Iron(II) cyanide...
    2 KB (110 words) - 18:03, 2 December 2023
  • Thumbnail for Cyanide
    Ionic cyanides contain the cyanide anion −C≡N. This anion is extremely poisonous. Soluble cyanide salts such as sodium cyanide (NaCN), potassium cyanide (KCN)...
    36 KB (3,966 words) - 04:29, 17 April 2025
  • Thumbnail for Cyanocobalamin
    to treat and prevent vitamin B 12 deficiency except in the presence of cyanide toxicity. The deficiency may occur in pernicious anemia, following surgical...
    30 KB (2,673 words) - 13:58, 10 April 2025
  • Thumbnail for Thiocyanate
    Thiocyanate is produced by the reaction of elemental sulfur or thiosulfate with cyanide: 8 CN− + S8 → 8 SCN− CN− + S2O2−3 → SCN− + SO2−3 The second reaction is...
    15 KB (1,487 words) - 17:56, 2 February 2025
  • Thumbnail for Corrinoid
    cobalamin or cobinamide, reacts with free cyanide in an aqueous sample. The binding of cyanide to the corrinoid cobalt center leads to a color change from orange...
    5 KB (534 words) - 16:09, 18 December 2024
  • produced by the addition of five or more equivalents of a cyanide to a solution of a cobalt(II) salt. It is square pyramidal. Solutions of [Co(CN)5]−3 undergo...
    16 KB (1,431 words) - 19:14, 22 May 2025
  • 7789-43-7 Co(CN)2 cobalt(II) cyanide 542-84-7 Co(C2H3O2)2 cobalt(II) acetate 71-48-7 Co(C2H3O2)3 cobalt(III) acetate 917-69-1 CoC2O4 cobalt(II) oxalate 814-89-1...
    183 KB (107 words) - 23:35, 7 May 2025
  • Thumbnail for Vitamin B12
    Vitamin B12 (category Cobalt(II) compounds)
    intravenously for the purpose of treating cyanide poisoning, as the hydroxyl group is displaced by cyanide, creating a non-toxic cyanocobalamin that is...
    110 KB (11,943 words) - 17:24, 17 May 2025
  • Thumbnail for Dicobalt edetate
    Dicobalt edetate (category Cobalt compounds)
    each of which is kinetically labile and has a high affinity for cyanide. Oxidation of [Co(II)(EDTA)]2− gives [Co(III)(EDTA)]−, which is so kinetically inert...
    4 KB (349 words) - 01:20, 2 September 2023
  • Thumbnail for Dicobalt octacarbonyl
    carbonylation of cobalt(II) salts: 2 (CH3COO)2Co + 8 CO + 2 H2 → Co2(CO)8 + 4 CH3COOH The preparation is often carried out in the presence of cyanide, converting...
    20 KB (1,682 words) - 20:15, 23 April 2025
  • sodium or potassium cyanide to a solution of nickel(II) ions in aqueous solution leads to the precipitation of nickel(II) cyanide tetrahydrate. On heating...
    4 KB (270 words) - 20:59, 23 September 2023
  • Cobalt poisoning is intoxication caused by excessive levels of cobalt in the body. Cobalt is an essential element for health in animals in minute amounts...
    7 KB (764 words) - 20:41, 26 December 2024
  • Thumbnail for Pentacyanocobaltate
    Pentacyanocobaltate (category Cobalt(II) compounds)
    or more equivalents of a cyanide salt to a solution of a cobalt(II) salt. Initially this reaction produces insoluble cobalt dicyanide, but this solid...
    3 KB (335 words) - 10:38, 28 June 2024
  • 13820–62–7 CoBr2 cobalt(II) bromide 7789–43–7 Co(CN)2 cobalt(II) cyanide 542–84–7 Co(C2H3O2)2 cobalt(II) acetate 71–48–7 Co(C2H3O2)2 cobalt(II) acetate tetrahydrate...
    139 KB (120 words) - 17:15, 19 May 2025
  • bonded to the metal. Typical ligands that give rise to linkage isomers are: cyanide, CN− – isocyanide, NC− cyanate, OCN− – isocyanate, NCO− thiocyanate, SCN−...
    3 KB (364 words) - 19:31, 22 February 2025
  • Thumbnail for Hydroxocobalamin
    "Comparison of the hemodynamic effects of hydroxocobalamin and cobalt edetate at equipotent cyanide antidotal doses in conscious dogs". Intensive Care Medicine...
    21 KB (2,027 words) - 00:06, 8 February 2025
  • 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 (2,226 words) - 01:50, 21 March 2025
  • Thumbnail for Prussian blue
    to prussic acid (hydrogen cyanide) derived from it. In German, hydrogen cyanide is called Blausäure ('blue acid'). Cyanide also acquired its name from...
    45 KB (4,960 words) - 11:21, 22 May 2025
  • fluoride – CrO2F2 Cobalt(II) acetate – Co(CH3CO2)2 Cobalt(II) bromide – CoBr2 Cobalt(II) carbonate – CoCO3 Cobalt(II) chloride – CoCl2 Cobalt(II) fluoride –...
    121 KB (8,924 words) - 00:00, 18 May 2025
  • Thumbnail for Copper(II) chloride
    triphenylphosphine), iodide, and cyanide as well as some tertiary amines induce reduction to give copper(I) complexes. Copper(II) chloride is prepared commercially...
    30 KB (2,743 words) - 19:48, 20 January 2025
  • 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...
    10 KB (863 words) - 11:57, 17 May 2025
  • Thumbnail for Blue pigments
    constituent of the pigment is cobalt(II) stannate (Co 2SnO 4). Cerulean blue Jour d'été (Summer's Day) (1879) Berthe Morisot Cobalt blue La Yole (Boating on...
    18 KB (2,082 words) - 19:46, 2 February 2025
  • is poisonous, unlike the iron(II) complex [Fe(CN)6]4− found in Prussian blue, which does not release hydrogen cyanide except when dilute acids are added...
    25 KB (2,753 words) - 05:16, 4 April 2025
  • Muthukumaran; H. V. K. Udupa (1979). "The electroreduction of benzyl cyanide on iron and cobalt cathodes". Journal of Applied Electrochemistry. 9 (5): 657–659...
    7 KB (738 words) - 21:47, 29 July 2022
  • Thumbnail for Chloro(pyridine)cobaloxime
    Chloro(pyridine)cobaloxime (category Cobalt complexes)
    8 py + O2 → 4 ClCo(dmgH)2py + 4 py•HCl + 14 H2O Using cobalt(II) acetate in place of cobalt(II) chloride produce aceto(pyridine)cobaloxime. This acetate...
    7 KB (616 words) - 07:09, 30 July 2024
  • Thumbnail for 2,2',2<i>-Nitrilotriacetonitrile</i>
    based on the basic building blocks ammonia, formaldehyde and hydrogen cyanide, which are reacted (via the triple cyanomethylation of the ammonia) in...
    10 KB (1,007 words) - 12:41, 23 July 2024
  • Thumbnail for Ethyl cyanoacetate
    3-ethoxypropionitrile, an ether, with oxygen under pressure in the presence of cobalt(II) acetate tetrahydrate as catalyst and N-hydroxyphthalimide as a radical...
    9 KB (990 words) - 15:31, 24 March 2025
  • Thumbnail for Iron(II) oxide
    Iron(II) oxide or ferrous oxide is the inorganic compound with the formula FeO. Its mineral form is known as wüstite. One of several iron oxides, it is...
    7 KB (549 words) - 18:05, 6 March 2025