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All results from a given calculation for CH2NOH (formaldoxime)

using model chemistry: PBEPBE/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBEPBE/6-31G**
 hartrees
Energy at 0K-169.625589
Energy at 298.15K-169.629475
HF Energy-169.625589
Nuclear repulsion energy 
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at PBEPBE/6-31G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3694 3643 56.87      
2 A' 3179 3136 6.25      
3 A' 3045 3004 6.85      
4 A' 1656 1634 5.17      
5 A' 1412 1392 15.21      
6 A' 1315 1297 84.17      
7 A' 1146 1130 12.82      
8 A' 913 900 113.67      
9 A' 515 508 6.03      
10 A" 904 892 33.78      
11 A" 777 767 12.05      
12 A" 451 445 120.02      

Unscaled Zero Point Vibrational Energy (zpe) 9503.2 cm-1
Scaled (by 0.9863) Zero Point Vibrational Energy (zpe) 9373.0 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at PBEPBE/6-31G**
ABC
2.25320 0.39001 0.33246

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.147 -0.039 0.000
N2 0.000 0.541 0.000
O3 -1.044 -0.402 0.000
H4 1.276 -1.131 0.000
H5 2.020 0.619 0.000
H6 -1.830 0.177 0.000

Atom - Atom Distances (Å)
  C1 N2 O3 H4 H5 H6
C11.28582.22091.09931.09292.9852
N21.28581.40632.10322.02141.8658
O32.22091.40632.43173.22920.9762
H41.09932.10322.43171.90153.3701
H51.09292.02143.22921.90153.8751
H62.98521.86580.97623.37013.8751

picture of formaldoxime state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 O3 111.095 N2 C1 H4 123.539
N2 C1 H5 116.143 N2 O3 H6 101.564
H4 C1 H5 120.318
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.072      
2 N -0.129      
3 O -0.389      
4 H 0.122      
5 H 0.135      
6 H 0.333      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.039 -0.048 0.000 0.062
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.672 -1.345 0.000
y -1.345 -18.850 0.000
z 0.000 0.000 -18.665
Traceless
 xyz
x 7.086 -1.345 0.000
y -1.345 -3.681 0.000
z 0.000 0.000 -3.404
Polar
3z2-r2-6.809
x2-y27.178
xy-1.345
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.420 -0.156 0.000
y -0.156 2.987 0.000
z 0.000 0.000 1.509


<r2> (average value of r2) Å2
<r2> 40.954
(<r2>)1/2 6.399