Hydrogen atom Bromide ion

Bartels, D.M.; Mezyk, S.P.
J. Phys. Chem. 97, 4101-4105 (1993)

Reaction: H· + Br^- ® HBr^-
Solvent: H₂O

Activation energy = ~0(kJ mol^-1), Log(A) = 6.230, Temperature range 288 to 331 K
k = 1.7 × 10⁶(L mol^-1 s^-1), pH = 2, T = 298K

Experimental method: Pulse radiolysis
Analytical method: electron spin resonance
Data type: Absolute value measured directly

Free induction decay attenuation method; k_r ~ 10⁶ s^-1.

Deeble, D.J.; Parsons, B.J.; Johnson, G.R.A.
Radiat. Phys. Chem. 36, 487-491 (1990)

Reaction: H· + Br^- ® HBr^-
Reference Reaction: H· + (CD₃)₂CDOH ®
Solvent: H₂O

pH range 2 to 5.5
k £ 2 × 10⁴(L mol^-1 s^-1), k_reference = 8.9 × 10⁶(L mol^-1 s^-1), pH = 2, 5.5

Experimental method: Gamma-radiolysis
Analytical method: chemical analysis
Data type: Relative value measured by steady state method

Competition kinetics

Draganic, Z.D.; Draganic, I.G.
J. Phys. Chem. 76, 2733-2737 (1972)

Reaction: H· + Br^- ® HBr^-
Reference Reaction: H· + HCO₂^- ®
Solvent: H₂O

k/k_reference = 1.3 × 10^-1
k = 2.8 × 10⁷(L mol^-1 s^-1), k_reference = 2.1 × 10⁸(L mol^-1 s^-1), pH ~ 7

Experimental method: Gamma-radiolysis
Analytical method: chemical analysis
Data type: Relative value measured by steady state method

Competition kinetics; obs. G(H₂).