Hydrated electron Pentacyanocobaltate(II) ion

Venerable, G.D.,II; Halpern, J.
J. Am. Chem. Soc. 93, 2176-2179 (1971)

Reaction: e_aq^- + Co(CN)₅^3- ® Co(CN)₅^4-
Solvent: H₂O

k = 1.2 × 10¹⁰(L mol^-1 s^-1), pH ~13

Experimental method: Pulse radiolysis
Analytical method: vis-UV absorption
Data type: Absolute value measured directly

Decay kinetics at 578 nm in soln. contg. 0.01 mol L^-1 tert-BuOH and ~10^-5 mol L^-1 complex and 0-3 × 10^-4 mol L^-1 CN^- under 1 atm H₂; k_H/k_D @ 1.2.

Venerable, G.D.,II; Hart, E.J.; Halpern, J.
J. Am. Chem. Soc. 91, 7538-7539 (1969)

Reaction: e_aq^- + Co(CN)₅^3- ® Co(CN)₅^4-
Solvent: H₂O

k = 1.4 × 10¹⁰(L mol^-1 s^-1), pH = 13

Experimental method: Pulse radiolysis
Analytical method: vis-UV absorption
Data type: Absolute value measured directly

Decay kinetics at 578 nm; k is the same in D₂O soln.