• Thumbnail for Ruthenium(IV) oxide
    Ruthenium(IV) oxide is the inorganic compound with the formula RuO2. This black solid is the most common oxide of ruthenium. It is widely used as an electrocatalyst...
    8 KB (729 words) - 02:52, 6 May 2025
  • This page provides supplementary chemical data on ruthenium(IV) oxide. The handling of this chemical may require notable safety precautions. Safety information...
    4 KB (62 words) - 14:58, 11 April 2023
  • Thumbnail for Ruthenium
    defined chemically but versatile synthetically. Ruthenium can be oxidized to ruthenium(IV) oxide (RuO2, oxidation state +4), which can, in turn, be oxidized...
    50 KB (5,600 words) - 10:16, 9 June 2025
  • Thumbnail for Tris(bipyridine)ruthenium(II) chloride
    Tris(bipyridine)ruthenium(II) chloride is the chloride salt coordination complex with the formula [Ru(bpy)3]Cl2. This polypyridine complex is a red crystalline...
    14 KB (1,301 words) - 21:11, 24 May 2025
  • Thumbnail for Iridium
    Iridium (category Pages using the Phonos extension)
    Levason, W. (1982). "The chemistry of ruthenium, osmium, rhodium, iridium, palladium and platinum in the higher oxidation states". Coordination Chemistry Reviews...
    81 KB (7,830 words) - 09:18, 25 May 2025
  • Valence (chemistry) (category Wikipedia indefinitely semi-protected pages)
    in other words, it has valence 7), and it has oxidation state +7; in ruthenium tetroxide RuO4, ruthenium has 8 valence bonds (thus, it is octavalent, in...
    40 KB (2,914 words) - 12:59, 11 January 2025
  • Barium ruthenate (category Transition metal oxides)
    oxide and ruthenium(IV) oxide at temperatures below 1200 °C, or from the thermal decomposition of Ba[Ru(NO)(NO2)4(OH)]·xH2O. It reacts with ruthenium...
    4 KB (267 words) - 04:17, 29 May 2025
  • In chemistry, the oxidation state, or oxidation number, is the hypothetical charge of an atom if all of its bonds to other atoms are fully ionic. It describes...
    47 KB (12,011 words) - 15:23, 12 May 2025
  • Thumbnail for Platinum
    Platinum (redirect from Platinum(IV))
    and platinum(IV) bromides are known as well. Platinum hexafluoride is a strong oxidizer capable of oxidizing oxygen. Platinum(IV) oxide, PtO2, also known...
    67 KB (7,087 words) - 07:43, 9 June 2025
  • Thumbnail for Iron
    Iron (category Pages using the Phonos extension)
    including the other group 8 elements, ruthenium and osmium. Iron forms compounds in a wide range of oxidation states, −4 to +7. Iron also forms many...
    149 KB (16,921 words) - 09:25, 25 May 2025
  • Thumbnail for Chromium
    Chromium (redirect from Chromium(IV))
    Chromium(IV) oxide is used to manufacture magnetic tape used in high-performance audio tape and standard audio cassettes. Chromium(III) oxide (Cr2O3) is...
    112 KB (12,288 words) - 20:21, 29 May 2025
  • Thumbnail for Osmium
    Osmium (category Pages using the Phonos extension)
    iridium's +9 and is encountered only in xenon, ruthenium, hassium, iridium, and plutonium. The oxidation states −1 and −2 represented by the two reactive...
    52 KB (5,885 words) - 16:49, 23 May 2025
  • Thumbnail for KP1019
    KP1019 (category Ruthenium(IV) compounds)
    four ruthenium anti-cancer drugs to enter into phase I clinical trials, the others being BOLD-100, NAMI-A and TLD-1433. Research into ruthenium-based...
    11 KB (1,278 words) - 03:57, 5 June 2025
  • Thumbnail for Technetium
    Technetium (category Wikipedia articles needing page number citations from June 2021)
    Dmitri Mendeleev contained a gap between molybdenum (element 42) and ruthenium (element 44). In 1871, Mendeleev predicted this missing element would...
    68 KB (7,677 words) - 22:55, 6 June 2025
  • Thumbnail for Lead
    Lead (redirect from Lead(IV))
    conditions. Lead(II) oxide gives a mixed oxide on further oxidation, Pb3O4. It is described as lead(II,IV) oxide, or structurally 2PbO·PbO2, and is the...
    181 KB (19,422 words) - 00:05, 4 June 2025
  • Thumbnail for Titanium
    Titanium (redirect from Titanium(IV))
    element; it has symbol Ti and atomic number 22. Found in nature only as an oxide, it can be reduced to produce a lustrous transition metal with a silver...
    81 KB (8,956 words) - 16:47, 9 June 2025
  • Thumbnail for Iridium(III) chloride
    Iridium(III) chloride (category Chembox having GHS data)
    anhydrous form at 200 °C, which then oxidizes in air at 763 °C to iridium(IV) oxide, which then decomposes to iridium metal at 1070 °C. However, under hydrogen...
    10 KB (784 words) - 23:40, 10 March 2025
  • Thumbnail for Manganese
    Manganese (redirect from Manganese(IV))
    cause both the oxidation of Mn2+ to the oxides, and it can cause reduction of the oxides to the divalent cation. The Mn(III,IV) oxides exist as brownish-black...
    91 KB (10,176 words) - 05:58, 2 June 2025
  • Thumbnail for Oxidizing agent
    2O 4(OH) 4]2− ) Nitrous oxide (N2O), Nitrogen dioxide/Dinitrogen tetroxide (NO2 / N2O4) Sodium bismuthate (NaBiO3) Cerium (IV) compounds such as ceric...
    9 KB (889 words) - 10:32, 20 April 2025
  • Neptunium (category Pages using the Phonos extension)
    Np4+ tends to hydrolyze to form the neutral neptunium(IV) hydroxide (Np(OH)4) and neptunium(IV) oxide (NpO2). Neptunium(V) Np(V) or NpO+ 2 is green-blue...
    114 KB (13,784 words) - 08:49, 31 May 2025
  • Retrieved 30 December 2022. "Germanium (Ge) bulk modulus". Group IV Elements, IV-IV and III-V Compounds. Part a - Lattice Properties. Landolt-Börnstein...
    17 KB (418 words) - 02:46, 26 May 2025
  • Lanthanide (redirect from Lanthanide oxide)
    CeO2 is used as an oxidation catalyst in catalytic converters. Praseodymium and terbium form non-stoichiometric oxides containing LnIV, although more extreme...
    109 KB (10,480 words) - 05:57, 26 May 2025
  • Thumbnail for Germanium
    Germanium (category Group IV semiconductors)
    without generating harmful hydrogen gas, replacing zinc oxide- and indium gallium zinc oxide-based implementations. Germanium was also used to create...
    68 KB (7,216 words) - 23:30, 6 June 2025
  • Thumbnail for Uranium
    Uranium (redirect from U(IV))
    complex. The most important oxidation states of uranium are uranium(IV) and uranium(VI), and their two corresponding oxides are, respectively, uranium...
    110 KB (12,420 words) - 00:06, 26 May 2025
  • decreases in the later elements. In the second row, the maximum occurs with ruthenium (+8), and in the third row, the maximum occurs with iridium (+9). In compounds...
    40 KB (4,500 words) - 18:28, 24 May 2025
  • Thumbnail for Cerium
    Cerium (category Chembox having GHS data)
    ISBN 978-1-000-82129-1. "Cerium(IV) oxide, REacton Safety Data Sheet". Fisher Scientific. March 27, 2024. Retrieved August 27, 2024. "Cerium Safety Data Sheet" (PDF). Ames...
    51 KB (6,075 words) - 14:45, 1 June 2025
  • Thumbnail for Berkelium
    Berkelium (category Pages using the Phonos extension)
    with the berkelium oxidation state of +3 (Bk2O3) and +4 (BkO2). Berkelium(IV) oxide is a brown solid, while berkelium(III) oxide is a yellow-green solid...
    62 KB (7,587 words) - 23:21, 7 June 2025
  • Thumbnail for Vanadium
    Vanadium (redirect from Vanadium(IV))
    artificially, the formation of an oxide layer (passivation) somewhat stabilizes the free metal against further oxidation. Spanish-Mexican scientist Andrés...
    75 KB (8,589 words) - 16:07, 28 May 2025
  • Thumbnail for Group 5 element
    vanadium(II) oxide, vanadium(III) oxide, vanadium(IV) oxide and vanadium(V) oxide, niobium forms niobium(II) oxide, niobium(IV) oxide and niobium(V) oxide, but...
    89 KB (9,378 words) - 13:11, 22 May 2025
  • Thumbnail for Ruthenium(III) acetylacetonate
    precursor to other compounds of ruthenium. In 1914 tris(acetylacetonato)ruthenium(III) was first prepared by the reaction of ruthenium(III) chloride and acetylacetone...
    6 KB (542 words) - 00:21, 7 November 2024