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. 2014 Dec 17;119(2):383–394. doi: 10.1021/jp511040p

Table 2. Binding Data of the Ligand for Halides in D2O at 298 K.

anion log K1 (1:1 binding) log K2 (1:2 binding) log β2 (β2 = K1K2) ΔδH1 ΔδH2
fluoride 1.23 2.82 4.05 0.304 0.283
chloride 1.30 2.70 4.00 0.038 0.034
bromide 1.41 2.28 3.69 0.032 0.030
iodide 1.46 2.20 3.66 0.027 0.023