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Oxidation States of Plutonium (cont) Peak (nm) Pu(III) 244, 561, 601, 665 Pu(IV) 653, 470 Pu(V) 1131, 569 Pu(VI) 830, 504 , 623 Pu(VII) 638 Source: Morss, L. R., Edelstein, N. M., Fuger, J. (Editors) The chemistry of the actinide and transactinide elements, Springer (2006) 14
Pu Oxidizing and Reducing Agents • BrO 3 - in dilute acid • Ce 4+ in HCl • Cr 2O 7 2- in dilute acid • NO 2 - in HNO3 • IO 3 - in dilute acid • MnO 4 - in dilute acid • HNO 2 • Ag 2O in HNO 3 • NaBiO 3 in HNO 3 • Nitric acid • MnO 4 - in dilute HNO 3 • Ce 4+ in dilute HNO 3 • O 3 in dilute H 2SO 4 Oxidation State Pu(III) Pu(IV) Pu(V) Pu(VI) • I - in HCl • NH 2OH∙HCl in dilute acid • Zn in dilute HCl • SO 2 in dilute acid • Ascorbic acid • Ti 3+ in HCl 15 • I - in HNO 3 • Fe 2+ in HCl • NO 2 - in HNO3 • Hydrazine in HNO 3 • H 2O 2 in HNO 3 • Ti 3+ in HClO 4 • C 2O 4 2- in HCl
Page 1 and 2: In Cooperation with our University
Page 3 and 4: Analytical Chemistry of Uranium and
Page 5 and 6: Tracers • Factors to consider for
Page 7 and 8: Uranium Tracer Tracer Alpha Energy
Page 9 and 10: Oxidation/Reduction Chemistry • T
Page 11 and 12: U Oxidizing and Reducing Agents •
Page 13: Oxidation States of Plutonium (cont
Page 17 and 18: Plutonium Hydrolysis (cont) Fractio
Page 19 and 20: Plutonium Hydrolysis (cont) • Pu
Page 21 and 22: Separation Techniques Technique (Co
Page 23 and 24: Ion Exchange Separations (cont) •
Page 25 and 26: Anion Exchange � HCl (cont.) Dist
Page 27 and 28: U(VI) � Hydrochloric Acid 0.1 - 0
Page 29 and 30: U(IV) � Hydrochloric Acid 0.5 - 2
Page 31 and 32: U(III) � Hydrochloric Acid • No
Page 33 and 34: Uranium � Hydrochloric Acid (cont
Page 35 and 36: Pu(IV) � Hydrochloric Acid (cont)
Page 37 and 38: Pu(III) � Hydrochloric Acid • P
Page 39 and 40: Pu � Hydrochloric Acid • In add
Page 41 and 42: Anion Exchange � Nitric Acid (con
Page 43 and 44: U(VI) � Nitric Acid • U(VI) is
Page 45 and 46: U(VI) � Nitric Acid (cont) Source
Page 47 and 48: Pu(III) and Pu(VI) � Nitric Acid
Page 49 and 50: Pu(IV) � Nitric Acid (cont) • T
Page 51 and 52: Pu(IV) � Nitric Acid (cont) • T
Page 53 and 54: Pu(IV) � Nitric Acid (cont) • P
Page 55 and 56: Example of Th/U/Pu Separation 1 Th,
Page 57 and 58: Extraction Chromatography (cont)
Page 59 and 60: Extraction Chromatography (cont) Re
Page 61 and 62: UTEVA Resin (cont) [HNO 3] k’ 0.3
Page 63 and 64: TRU Resin (cont) [HNO 3] k’ 0.2 M
Page 65 and 66:
TEVA Resin (cont) [HNO 3] k’ 0.3
Page 67 and 68:
DGA Resin (cont) [HNO 3] k’ 0.1 M
Page 69 and 70:
References 1. Morss, L. R., Edelste
Page 71 and 72:
Analytical Methods 1. U.S. Environm
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