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Table 5 Values of ΔH* and ΔS* for the oxidation of some chromium(III) complexes by periodate.

From: Inner-sphere oxidation of ternary iminodiacetatochromium(III) complexes involving DL-valine and L-arginine as secondary ligands. Isokinetic relationship for the oxidation of ternary iminodiacetato-chromium(III) complexes by periodate

complex 103 k1 (s-1) ΔH* (kJ mol-1) -ΔS* (JK-1 mol-1) Reference
[CrIII(HIDA)(IDA)(H2O)] 1.09 12.3 ± 1 240 ± 7 15
[CrIII(HIDA)(Asp)(H2O)2]+ 3.38 36.4 ± 3 179 ± 9 28
[CrIII(HIDA)(Val)(H2O)2]+ 1.22 41.7 ± 1.5 162.5 ± 3.3 This work
[CrIII(HIDA)(Arg)(H2O)2]+ 1.82c 15.9 ± 1.2 227 ± 5 This work
  1. ck1 = k3