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Plutonium spontaneously oxidizes to PuO 2 in an atmosphere of oxygen. Plutonium dioxide is mainly produced by calcination of plutonium(IV) oxalate, Pu(C 2 O 4) 2 ·6H 2 O, at 300 °C. Plutonium oxalate is obtained during the reprocessing of nuclear fuel as plutonium is dissolved in a solution of nitric and hydrofluoric acid. [6]
A past paper is an examination paper from a previous year or previous years, usually used either for exam practice or for tests such as University of Oxford, [1] [2] University of Cambridge [3] College Collections. Exam candidates find past papers valuable in test preparation.
Punjab University College of Information Technology (PUCIT) is a college of computer science and information technology at the University of the Punjab located in Lahore, Pakistan. The college is located on the university's Allama Iqbal Campus (Old Campus) in Bahawalpur Block near old Anarkali and PUCIT Quaid-i-Azam Campus (New Campus) is ...
Punjab University Law College (PULC) is a Public sector Law College of University of the Punjab, Canal Road (Quaid e Azam) Campus, Lahore. It is the oldest law institute in Pakistan which was established in 1868, 14 years before Punjab University itself. [ 1 ]
The Punjab University College of Pharmacy (PUCP) is a constituent college of University of the Punjab located in Lahore, Punjab, Pakistan, Pakistan. It was established in 1944. It was established in 1944.
Additionally, the formal +2 oxidation state of plutonium is known in the complex [K(2.2.2-cryptand)] [Pu II Cp″ 3], Cp″ = C 5 H 3 (SiMe 3) 2. [5] A +8 oxidation state is possible as well in the volatile tetroxide PuO 4. [6] Though it readily decomposes via a reduction mechanism similar to FeO 4, PuO 4 can be stabilized in alkaline solutions ...
[1] [2] [3] Its central office is located in Pokhara, Kaski District, Gandaki Province. Along with Purbanchal University , PU was formed as part of a government initiative to improve access to higher education.
When heated to 150–180 °C, it decomposes with autooxidation to plutonium (VI) with the formation of plutonyl nitrate (PuO 2 (NO 3) 2).Upon evaporation of concentrated nitric acid solutions of plutonium nitrate and alkali metal nitrates, double nitrates of the composition Me 2 [Pu(NO 3) 6] are formed, where Me = Cs +, Rb +, K +, Tl +, NH 4 +, analogous to ceric ammonium nitrate.