Hydroxyl
Dicyanoaurate(I) ion

Mosseri, S.
J. Phys. Chem. 95, 854-858 (1991)

Reaction: ·OH + Au(CN)2- ® (OH)Au(CN)2-
Solvent: H2O

pH range 8.1 to 10
k = 7.2 × 109(L mol-1 s-1), pH = 8.1, 9.2, 10

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

Product buildup kinetics at 270 nm in N2O-satd. soln. contg. KAu(CN)2.

Ghosh-Mazumdar, A.S.; Hart, E.J.
Adv. Chem. Ser. 81, 193-209 (1968)

Reaction: ·OH + Au(CN)2- ® (OH)Au(CN)2-
Solvent: H2O

k = 4.7 × 109(L mol-1 s-1), pH = 7

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

Product buildup kinetics at 330 nm in soln. contg. 0.01 mol L-1 KCl.

Ghosh-Mazumdar, A.S.; Hart, E.J.
Adv. Chem. Ser. 81, 193-209 (1968)

Reaction: ·OH + Au(CN)2- ® (OH)Au(CN)2-
Reference Reaction: ·OH + MeOH ®
Solvent: H2O

k/kreference = 5.5
k = 5.3 × 109(L mol-1 s-1), kreference = 9.7 × 108(L mol-1 s-1), pH = 2

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

Competition kinetics; obs. Au(II) in soln. contg. MeOH and 5 × 10-3 mol L-1 H2SO4.

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