Oxide radical ion Selenite(IV) ion

Klaning, U.K.; Sehested, K.
J. Phys. Chem. 90, 5460-5464 (1986)

Reaction: O·^- + SeO₃^2- ® HSeO₄·^2- + OH^-
Solvent: H₂O

k = 1.1 × 10⁷(L mol^-1 s^-1), pH = 13, T = 294K

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

Product buildup kinetics at 420 nm; calcd. from k_obs = (9-60) × 10⁶ (cor. for ·OH reaction) using K(·O^- + H₂O Û ·OH + OH^-) = 8 × 10^-3.