Ru(5-Clphen)32+

excited state quenched by HgCl42–
Hauenstein, B.L.,Jr.; Mandal, K.; Demas, J.N.; DeGraff, B.A.
Inorg. Chem. 23: 1101-7 (1984)

Ru(5-Clphen)32+ quenched by HgCl42–
Solvent : H2O, 0.01 mol/L HNO3, [NaNO3] + [NaCl] = 0.99 mol/L

kq = 1.1 x 108(L mol–1 s–1)

Mechanism: oxidative electron transfer
Experimental methods: laser flash, luminescence, multiple shot with signal averaging
Lifetime in the absence of quencher, air free = 1.2 micro sec.
Comments: kq from Cl– titration at fixed [HgII]tot

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