Mean Amplitudes of Vibration of the IF₈⁻ Anion

Table 2

Mean amplitudes of vibration (in Å) of some iodine (VII) species at three different temperatures ((eq): equatorial I–F bonds; (ax): axial I–F bonds).

Species	0 K	298.16 K	600 K	Reference
IF6+	0.0367	0.0377	0.0433	[13]
IF7 (eq)	0.0408	0.0430	0.0516	[14]
IF7 (ax)	0.0378	0.0390	0.0454	[14]
IOF6− (eq)	0.0418	0.0444	0.0537	[15]
IOF6− (ax)	0.0396	0.0414	0.0491	[15]
IO2F52−	0.0455	0.0499	0.0625	[16]
IO2F4−	0.0421	0.0448	0.0544	[17]
IF8−	0.0426	0.0455	0.0556	this work