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. 2023 Aug 8;62(33):13566–13572. doi: 10.1021/acs.inorgchem.3c01987

Table 2. Comparison of ΔE and FIAs (in kcal mol–1).

Acid ΔE FIA
PF3 –49.6 47.8a
AsF3 –60.1 58.3a
SbF3 –71.2 69.3a
BiF3 –72.9  
PF5 –91.6 91.9b
AsF5 –104.5 104.1b
SbF5 –120.3 117.6b
BiF5 –116.9 115.2b
a

FIAs converted from kJ mol–1 from ref (24b).

b

FIAs obtained as negatives of the reaction energy for PnF5 + F– → PnF6– in ref (26).