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Rare earth chelates—I Lattice parameters of compounds with 2,2,6,6-tetramethyl-3,5 heptanedione

✍ Scribed by V.Alan Mode; Gordon S. Smith

Book ID
118001980
Publisher
Elsevier Science
Year
1969
Weight
147 KB
Volume
31
Category
Article
ISSN
0022-1902

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Thermochemical studies of 2,2,6,6-tetram
Thermochemical studies of 2,2,6,6-tetramethyl-3,5-heptanedione chelates of scandium group elements
✍ Luiz S. Santos; Jr; Sirlei Roca; Claudio Airoldi 📂 Article 📅 1997 🏛 Elsevier Science 🌐 English ⚖ 154 KB

The standard molar enthalpies of formation of crystalline chelates M(thd)3, (M = Sc, Y, La; and thd = 2,2,6,6-tetramethyl-3,5-heptanedionate), determined by reaction-solution calorimetry at T = (298.15 2 0.02) K, were found to be -(2317.83 2 11.7) kJ•mol -1 , -(2386.1 2 11.4) kJ•mol -1 , and -(2442.