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All results from a given calculation for CH2NOH (formaldoxime)

using model chemistry: PBE1PBE/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 PBE1PBE/6-31G
 hartrees
Energy at 0K-169.555526
Energy at 298.15K-169.559433
HF Energy-169.555526
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 PBE1PBE/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' 3714 3550 58.07      
2 A' 3308 3162 4.17      
3 A' 3178 3038 0.96      
4 A' 1723 1647 1.50      
5 A' 1479 1414 11.69      
6 A' 1351 1292 93.57      
7 A' 1194 1141 5.64      
8 A' 855 818 110.78      
9 A' 516 493 7.92      
10 A" 1023 978 58.37      
11 A" 803 768 3.96      
12 A" 441 421 200.07      

Unscaled Zero Point Vibrational Energy (zpe) 9792.9 cm-1
Scaled (by 0.9559) Zero Point Vibrational Energy (zpe) 9361.0 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 PBE1PBE/6-31G
ABC
2.22536 0.38422 0.32765

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/6-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.151 -0.006 0.000
N2 0.000 0.554 0.000
O3 -1.043 -0.437 0.000
H4 1.286 -1.085 0.000
H5 2.010 0.653 0.000
H6 -1.864 0.088 0.000

Atom - Atom Distances (Å)
  C1 N2 O3 H4 H5 H6
C11.28012.23581.08711.08253.0163
N21.28011.43792.08282.01281.9207
O32.23581.43792.41703.24150.9746
H41.08712.08282.41701.88243.3610
H51.08252.01283.24151.88243.9148
H63.01631.92070.97463.36103.9148

picture of formaldoxime state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 O3 110.549 N2 C1 H4 123.039
N2 C1 H5 116.601 N2 O3 H6 103.865
H4 C1 H5 120.360
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.158      
2 N -0.111      
3 O -0.525      
4 H 0.190      
5 H 0.197      
6 H 0.407      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.336 0.041 0.000 0.339
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -10.970 -1.448 0.000
y -1.448 -19.725 0.000
z 0.000 0.000 -18.865
Traceless
 xyz
x 8.325 -1.448 0.000
y -1.448 -4.807 0.000
z 0.000 0.000 -3.518
Polar
3z2-r2-7.036
x2-y28.755
xy-1.448
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.285 -0.090 0.000
y -0.090 2.758 0.000
z 0.000 0.000 1.178


<r2> (average value of r2) Å2
<r2> 41.417
(<r2>)1/2 6.436