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Title: Temperature Dependence of the Rate Coefficients for the Reaction of Chlorine Atoms with Chloromethanes
Journal: Int. J. Chem. Kinet.
Volume: 31
Page(s): 515 - 524
Year: 1999
Reference type: Journal article
Squib: 1999ORL515-524
Reaction:
CH2Cl2 + Cl → CHCl2 + HCl
Reaction order:
2
Temperature:
222 - 298
K
Pressure: 0.93 bar
Rate expression:
1.5x10-11 [±2.0x10-1 cm3/molecule s] e-9146 [±1247 J/mole]/RT
Category: Review
Data type:
Experimental value and limited review
Experimental procedure:
Static or low flow - Data taken vs time
Excitation technique:
Direct photolysis
Time resolution:
In real time
Analytical technique:
Fourier transform (FTIR)
Comments:
Room temperature rate constant agrees with most previous data, but activation energy is lower than the recommended value.
View full bibliographic record.
Rate constant values calculated from the Arrhenius expression:
| T (K) | k(T) [cm3/molecule s] |
|---|---|
| 222 | 1.06E-13 |
| 225 | 1.13E-13 |
| 250 | 1.84E-13 |
| 275 | 2.75E-13 |
| 298 | 3.74E-13 |