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第十一周作業 (2022/12/06)

2022/12/06 作業

Calculate the k(rate constant) in different temperature for the following reaction and plot of ln(k) versus 1000/T then compare with the experimental values.

reaction :

CH4 +OH․→ H2O + CH3․

NH3 +OH․→ H2O + NH2․

method:

(1)MP2/aug-cc-pVTZ
(2)CCSD(T)/aug-cc-pVTZ//MP2/aug-cc-pVTZ

step1 : Calculate TS of CH4OH and NH3OH in Gaussian.

1

step 2 : find Gibbs energy of TS in outfiles 

1

step 3 : find Gibbs energy of CH4 and OH in outfiles and Calculate k

output files : OH 77K298K373K
                     CH4 77K298K373K

                     CH4OH 77K298K373K
123

456

CH4OH 實驗值來源

5

6123

NH3OH 實驗值來源

17

1819

 

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