Curium(III) oxide is a compound composed of curium and oxygen with the chemical formula Cm2O3. It is a crystalline solid with a unit cell that contains...

Curium(IV) oxide can be prepared directly from the elements. Metallic curium is annealed in air or in an oxygen atmosphere: Cm + O2 → CmO2 Curium(III)...

can heat curium oxide to ~600°C with the corresponding acid (such as hydrobromic for curium bromide). Vapor phase hydrolysis of curium(III) chloride...

geometry. Curium(III) chloride can be obtained from the reaction of hydrogen chloride gas with curium dioxide, curium(III) oxide, or curium(III) oxychloride...

process takes 4 to 6 months (241Am has a half-life of 432.2 years). Curium(III) oxide Macintyre, Jane E. (1992). Dictionary of Inorganic Compounds. CRC...

+ 3 NH4Cl It can also be produced by reacting curium(III) oxide and hydrobromic acid at 600 °C. Curium bromide is an ionic compound composed of Cm3+ and...

Americium(III) oxide or americium sesquioxide is an oxide of the element americium. It has the empirical formula Am2O3. Since all isotopes of americium...

anhydrate decomposes to curium(IV) oxide at temperatures above 400 °C. Curium(III) nitrate can be used to make curium(IV) oxide. Волков, А.И.; Жарский...

Chromium(IV) oxide – CrO2 Chromium(VI) oxide – CrO3 Cobalt(II) oxide – CoO Copper(I) oxide – Cu2O Copper(II) oxide – CuO Curium(III) oxide – Cm2O3 Curium(IV) oxide...

Mixed oxide fuel, commonly referred to as MOX fuel, is nuclear fuel that contains more than one oxide of fissile material, usually consisting of plutonium...

K. (2018). "Pentavalent Curium, Berkelium, and Californium in Nitrate Complexes: Extending Actinide Chemistry and Oxidation States". Inorg. Chem. 57...

24311–95–3 CmI3 curium(III) iodide 14696–85–6 CmO curium(II) oxide 24762–86–5 CmO2 curium(IV) oxide 12016–67–0 Cm2O3 curium(III) oxide 12371–27–6 CHN hydrogen...

K. (2018). "Pentavalent Curium, Berkelium, and Californium in Nitrate Complexes: Extending Actinide Chemistry and Oxidation States". Inorg. Chem. 57...

black in solution. Further oxidation using ozone and sodium hydroxide can produce yellow hydroxy species of Am(VI). Curium hydroxide Krivovichev, Sergey;...

in the transuranic series, it was discovered fourth, after the heavier curium. The discovery was kept secret and only released to the public in November...

observation that curium failed to exhibit oxidation states above 4 (whereas its supposed 6th period homolog, platinum, can reach oxidation state of 6) prompted...

due to its oxide layer. Iron forms various oxide and hydroxide compounds; the most common are iron(II,III) oxide (Fe3O4), and iron(III) oxide (Fe2O3). Iron(II)...

Curium nitride can be prepared by carbothermic nitridation of the oxide. Curium nitride is solid and has a NaCl structure. It is ferromagnetic. Takano...

forming a yellowish oxide layer that has an appearance similar to that of iron rust. It burns readily to form holmium(III) oxide: 4 Ho + 3 O2 → 2 Ho2O3...

oxides of silicon (silica SiO 2, as found in granite and quartz), aluminium (aluminium oxide Al 2O 3, in bauxite and corundum), iron (iron(III) oxide...

(then the University of California Radiation Laboratory) by bombarding curium with alpha particles (helium-4 ions). It is an actinide element, the sixth...

number of chromium(III) compounds are known, such as chromium(III) nitrate, chromium(III) acetate, and chromium(III) oxide. Chromium(III) can be obtained...

stabilize the lower oxidation state. Three oxides are known: europium(II) oxide (EuO), europium(III) oxide (Eu2O3), and the mixed-valence oxide Eu3O4, consisting...

neptunium, plutonium, curium and berkelium. Einsteinium(II) compounds can be obtained, for example, by reducing einsteinium(III) with samarium(II) chloride...

most other materials (with the exceptions of quartz, graphite, gallium(III) oxide and PTFE),: 221  making it mechanically more difficult to handle even...

only by oxidation with concentrated nitric acid. Antimony also forms a mixed-valence oxide, antimony tetroxide (Sb 2O 4), which features both Sb(III) and...

Curium (Cm) usually forms compounds in the +3 oxidation state, although compounds with curium in the +4, +5 and +6 oxidation states are also known. Curium...

relative stability of its +2 oxidation state. Like the other lanthanides, its most common oxidation state is +3, as in its oxide, halides, and other compounds...

make bismuth(III) oxide. 2 Bi + 3 H2O → Bi2O3 + 3 H2 It reacts with fluorine to form bismuth(V) fluoride at 500 °C (932 °F) or bismuth(III) fluoride at...

+4 (AmO2). Americium(II) oxide was prepared in minute amounts and has not been characterized in detail. Americium(III) oxide is a red-brown solid with...