Research Article

Kinetics and Mechanism of the Oxidation of Naphthol Green B by Peroxydisulphate Ion in Aqueous Acidic Medium

Table 1

Pseudo-first-order and second-order rate constants for the reaction of naphthol green B and at [ ] =  mol dm−3,  nm, and = °C.

103 , mol dm−3104 H+ , mol dm−3 101 , mol dm−3 , s−1 , dm3 mol−1 s−1

4.81.05.07.301.52
5.21.05.08.221.58
5.61.05.08.501.52
6.01.05.09.391.57
6.41.05.09.791.53
6.81.05.010.701.57
5.60.15.08.391.50
5.60.55.08.501.52
5.61.05.08.591.53
5.61.55.08.821.58
5.62.05.08.641.54
5.64.05.08.171.46
5.610.05.08.641.54
5.61.00.517.73.16
5.61.01.015.42.74
5.61.02.010.101.80
5.61.05.08.581.53
5.61.06.06.911.23
5.61.07.06.141.10