WebMO Job Summary

2791: Ethylene Opt Vib, Vibrational Frequencies - Gaussian

Calculated Quantities

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Overview

Quantity Value
Route #N HF/6-31G(d) FREQ Geom=Connectivity
Stoichiometry C2H4
Symmetry D2H
Basis 6-31G(d)
RHF Energy -78.0317181525 Hartree
ZPE 0.054771 Hartree
Conditions 298.150K, 1.00000 atm
Internal Energy -77.973971 Hartree
Enthalpy -77.973027 Hartree
Free Energy -77.997776 Hartree
Cv 7.538 cal/mol-K
Entropy 52.089 cal/mol-K
Dipole Moment 0.0000 Debye
Server pauling.cs.moravian.edu (16773)
CPU time 4.4 sec

Rotational Constants

Constant Frequency (GHz) Frequency (cm-1)
a 149.95023 5.00180127947
b 30.69823 1.02398273141
c 25.48157 0.84997368413

Partial Charges

Atom Symbol Charge
1 C -0.352735  
2 C -0.352735  
3 H 0.176367  
4 H 0.176367  
5 H 0.176367  
6 H 0.176367  

Vibrational Modes

Mode Symmetry Frequency (cm-1) IR (Raman) Intensity Actions
1 B2U 897.0477 0.2128(0.0000)
2 B3U 1095.0990 101.1896(0.0000)
3 B2G 1099.4111 0.0000(3.6450)
4 AU 1154.9287 0.0000(0.0000)
5 B3G 1352.5221 0.0000(1.2972)
6 AG 1496.8359 0.0000(46.4655)
7 B1U 1610.2153 5.9116(0.0000)
8 AG 1856.1387 0.0000(17.0140)
9 B1U 3320.6967 25.1660(0.0000)
10 AG 3344.0368 0.0000(180.4478)
11 B3G 3394.4133 0.0000(125.3235)
12 B2U 3420.4541 40.3685(0.0000)
Frequency Scale Factor
Normal Mode Amplitude
Animation Speed
IR Spectrum  
Raman Spectrum  
Peak Width (cm-1)

Quote

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