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Author(s):   Hickson, K.M.; Keyser, L.F.
Title:   A kinetic and product study of the Cl+HO2 reaction
Journal:   J. Phys. Chem. A
Volume:   109
Page(s):   6887 - 6900
Year:   2005
Reference type:   Journal article
Squib:   2005HIC/KEY6887-6900

Reaction:   HO2 + ·Cl·OH + ClO
Reaction order:   2
Reference reaction:   HO2 + ·Cl → Products
Reference reaction order:   2
Temperature:   226 - 336 K
Pressure:  1.33E-3 bar
Rate expression:   2.4±3.0x10-1 e-6095 [±341 J/mole]/RT
Category:  Experiment
Data type:   Relative rate value measured
Pressure dependence:   None reported
Experimental procedure:   Flow tube - Data taken vs distance
Excitation technique:   Discharge
Time resolution:   In real time
Analytical technique:   Vis-UV absorption
Comments:   OH measured as function of initial HO2 concentration.
HO2 converted to OH by reaction with NO, which is monitored by resonance fluorescence. HCl detected by diode-laser spectroscopy.
HO2 generated by reaction of H with O2 and by reaction of F with H2O2

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Rate constant values calculated from the Arrhenius expression:

T (K)k(T) []
226 9.37E-2
250 1.28E-1
275 1.67E-1
300 2.08E-1
325 2.52E-1
336 2.71E-1