WebMO Job Summary

61828: C2H4O2 acetic acid anti, Optimize + Vib Freq - Gaussian

Calculated Quantities

Expand all

Overview

Quantity Value
Route #N B3LYP/6-31G(d) OPT FREQ Geom=Connectivity
Method B3LYP
Stoichiometry C2H4O2
Symmetry CS
Basis 6-31G(d)
RB3LYP Energy -229.071912983 Hartree
ZPE 0.061720 Hartree
Conditions 298.150K, 1.00000 atm
Internal Energy -229.005623 Hartree
Enthalpy -229.004679 Hartree
Free Energy -229.037116 Hartree
Cv 14.534 cal/mol-K
Entropy 68.270 cal/mol-K
Dipole Moment 4.2976 Debye
Server class (62620)
CPU time 47 sec

Geometry Sequence Energies

Step Energy (au)  
0 -229.070059853  
1 -229.071808556  
2 -229.071912054  
3 -229.071912983  
4 -229.071912983  
5 -229.071912983  
Animation speed  
Loop  

Rotational Constants

Constant Frequency (GHz) Frequency (cm-1)
a 10.92598 0.36445146329
b 9.53498 0.31805269764
c 5.25945 0.17543636805

Partial Charges

Atom Symbol Charge
1 C -0.566619  
2 C 0.584839  
3 O -0.555192  
4 H 0.407328  
5 O -0.424499  
6 H 0.199831  
7 H 0.177156  
8 H 0.177156  

Vibrational Modes

Mode Symmetry Frequency (cm-1) IR Intensity Actions
1 A" 107.08 (111.5426) 0.1384
2 A' 411.23 (428.3677) 3.7210
3 A" 450.66 (469.4327) 107.3525
4 A' 570.58 (594.3558) 6.7438
5 A" 575.21 (599.1773) 3.6616
6 A' 827.40 (861.8799) 21.8788
7 A' 958.71 (998.6582) 8.1570
8 A" 1028.12 (1070.9556) 6.1502
9 A' 1174.36 (1223.2892) 3.2716
10 A' 1268.38 (1321.2282) 392.1385
11 A' 1363.75 (1420.5701) 48.6210
12 A' 1442.75 (1502.8594) 4.4106
13 A" 1454.75 (1515.3619) 9.3217
14 A' 1816.71 (1892.4082) 246.4460
15 A' 2931.68 (3053.8351) 4.6074
16 A" 2988.35 (3112.8687) 10.0114
17 A' 3055.64 (3182.9629) 4.2490
18 A' 3583.06 (3732.3583) 27.9141
Frequency Scale Factor
Normal Mode Amplitude
Animation Speed
IR Spectrum  
Peak Width (cm-1)

Quote

EDUCATION DOESN'T COST ... IT PAYS! -- POSTMARK, UNIV. OF MISSISSIPPI, DEC 78