WebMO Job Summary

200386: Formaldehyde, Optimize + Vib Freq - Gaussian

Calculated Quantities

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Overview

Quantity Value
Route #N B3LYP/6-31G(d) OPT FREQ Geom=Connectivity
Stoichiometry CH2O
Symmetry C2V
Basis 6-31G(d)
RB3LYP Energy -114.500472604 Hartree
ZPE 0.026827 Hartree
Conditions 298.150K, 1.00000 atm
Internal Energy -114.470779 Hartree
Enthalpy -114.469835 Hartree
Free Energy -114.494655 Hartree
Cv 6.407 cal/mol-K
Entropy 52.238 cal/mol-K
Dipole Moment 2.1867 Debye
Server batch (202775)
CPU time 9.3 sec

Geometry Sequence Energies

Step Energy  
0 -114.493778926  
1 -114.500095097  
2 -114.500455304  
3 -114.500472604  
4 -114.500472604  
5 -114.500472604  
Animation speed  
Loop  

Rotational Constants

Constant Frequency (GHz) Frequency (cm-1)
a 285.06752 9.50882893792
b 38.63369 1.28868118490
c 34.02276 1.13487711555

Partial Charges

Atom Symbol Charge
1 C 0.080443  
2 H 0.121227  
3 H 0.121227  
4 O -0.322898  

Vibrational Modes

Mode Symmetry Frequency (cm-1) IR (Raman) Intensity Actions
1 B1 1198.4717 1.4497
2 B2 1279.5915 12.5881
3 A1 1563.0226 6.4568
4 A1 1849.5832 98.6637
5 A1 2916.9910 55.9244
6 B2 2968.0186 164.6862
Frequency Scale Factor
Normal Mode Amplitude
Animation Speed
IR Spectrum  
Peak Width (cm-1)

Quote

THE UNDERLYING PHYSICAL LAWS NECESSARY FOR THE MATHEMATICAL THEORY OF A LARGE PART OF PHYSICS AND THE WHOLE OF CHEMISTRY ARE THUS COMPLETELY KNOWN, AND THE DIFFICULTY IS ONLY THAT THE EXACT APPLICATION OF THESE LAWS LEADS TO EQUATIONS MUCH TOO COMPLICATED TO BE SOLUBLE. -- P. A. M. DIRAC, 1929