Table 2: The effect of variation of Ru(III) in NBS-EMK system in the presence of Ir(III).

105 [Ru(III)] mol dm−3 106  mol dm−3 s−1 /[Ru(III)] 0.525 0.813 0.155 1.05 1.62 0.154 2.09 3.24 0.155 3.15 4.86 0.154 4.18 6.45 0.154 5.25 8.10 0.154

103 [NBS] = 5.00 mol dm−3; [EMK] = 0.100 mol dm−3; HOAc = 10% (v/v); 102 [H+] = 5.00 mol dm−3; 107 [Ir(III)] = 5.05 mol dm−3; Temp. = 300 K. 102[Hg(OAC)2] = 2.00 mol dm−3.