Oxide radical ion Nitrite ion

Buxton, G.V.; Greenstock, C.L.; Helman, W.P.; Ross, A.B.
J. Phys. Chem. Ref. Data 17, 513-886 (1988)

Reaction: O·^- + NO₂^- ® OH^- + ·NO₂
Solvent: H₂O

k = 3.1 × 10⁸(L mol^-1 s^-1)

Data type: Selected or recommended value

Average of 2 values.

Treinin, A.; Hayon, E.
J. Am. Chem. Soc. 92, 5821-5828 (1970)

Reaction: O·^- + NO₂^- ® OH^- + ·NO₂
Reference Reaction: O·^- + O₂ ®
Solvent: H₂O

k/k_reference = ~ 1 × 10^-1
k ~3.6 × 10⁸(L mol^-1 s^-1), k_reference = 3.6 × 10⁹(L mol^-1 s^-1), pH = 12

Experimental method: Flash photolysis
Analytical method: vis-UV absorption
Data type: Relative value measured directly

C.k.; obs. O₃^- at 430 nm; based on k(·OH + NO₂^-)/ k(·O^- + O₂) = 4.0 ± 0.4 and k(·OH + NO₂^-)/k(·O^- + NO₂^-) Û 40.

Buxton, G.V.
Trans. Faraday Soc. 65, 2150-2158 (1969)

Reaction: O·^- + NO₂^- ® OH^- + ·NO₂
Reference Reaction: ·OH + CO₃^2- ®
Solvent: H₂O

k = 2.6 × 10⁸(L mol^-1 s^-1), k_reference = 3.9 × 10⁸(L mol^-1 s^-1), ionic strength = 0.4, pH = 13

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

C.k.; cor. for ·OH and HCO₃^-; calcd. from measurements at pH 11 and 13.