Kinetics Database Logo

Kinetics Database Resources

Simple Reaction Search

Search Reaction Database

Search Bibliographic Database

Set Unit Preferences

Feedback

Rate Our Products and Services

Help


Other Databases

NIST Standard Reference Data Program

NIST Chemistry Web Book

NDRL-NIST Solution Kinetics Database

NIST Computational Chemistry Comparison and Benchmark Database

The NIST Reference on Constants, Units, and Uncertainty

More...


Administrative Links

NIST home page

MML home page

Chemical Sciences Division

  NIST Logo Home
©NIST, 2013
Accessibility information
Author(s):   Matsugi, A.; Suma, K.; Miyoshi, A.
Title:   Deuterium kinetic isotope effects on the gas-phase reactions of C2H with H-2(D-2) and CH4(CD4)
Journal:   Phys. Chem. Chem. Phys.
Volume:   13
Page(s):   4022 - 4031
Year:   2011
Book Title:   ''
Editor:   ''
Publisher:   ''
Publisher address:   ''
Comments:   ''
Reference type:   Journal article
Squib:   2011MAT/SUM4022-4031

Reaction:   H2 + ·C2HC2H2 +
Reaction order:   2
Temperature:   297 - 396 K
Pressure:  3.33E-2 - 5.33E-2 bar
Rate expression:   2.59x10-11 [cm3/molecule s] e-9600 [J/mole]/RT
Category:  Experiment
Data type:   Absolute value measured directly
Pressure dependence:   Rate constant is pressure independent
Experimental procedure:   Static or low flow - Data taken vs time
Excitation technique:   Flash photolysis (laser or conventional)
Time resolution:   In real time
Analytical technique:   Chemiluminescence
Comments:   Uncertainties are given for individual rate constant values but not for Arrhenius parameters.

View full bibliographic record.


Rate constant values calculated from the Arrhenius expression:

T (K)k(T) [cm3/molecule s]
297 5.31E-13
300 5.52E-13
325 7.42E-13
350 9.56E-13
375 1.19E-12
396 1.40E-12