Mechanisms of Oxidation-Reduction Reactions Can Be Predicted by the Magnetic Isotope Effect

Table 2

Kinetics of the Hg photoreduction and its MDF and MIF isotope fractionation dependent on the Hg/DOC ratio.

Hg/DOC (ng/mg)	% of Hg reacted during the first hour	Fractionation factors (1000(1−𝛼))
		for ^200Hg/^198Hg (MDF)	For ^201Hg/^198Hg (MIF)
34.6	5%	0.36	2.73
167	8%	0.28	4.07
833	10%	0.53	5.01
8330	50%	0.50	2.21