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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-169.564341
Energy at 298.15K-169.568158
HF Energy-169.564341
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' 3524 3475 34.44      
2 A' 3207 3163 5.97      
3 A' 3079 3037 2.29      
4 A' 1623 1601 3.71      
5 A' 1424 1405 8.81      
6 A' 1293 1275 86.67      
7 A' 1140 1124 4.28      
8 A' 778 767 103.21      
9 A' 492 485 7.48      
10 A" 950 937 55.71      
11 A" 766 755 8.26      
12 A" 433 427 169.40      

Unscaled Zero Point Vibrational Energy (zpe) 9354.2 cm-1
Scaled (by 0.9862) Zero Point Vibrational Energy (zpe) 9225.1 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
2.12691 0.37342 0.31765

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 1.165 0.002 0.000
N2 0.000 0.568 0.000
O3 -1.057 -0.458 0.000
H4 1.313 -1.084 0.000
H5 2.026 0.673 0.000
H6 -1.878 0.093 0.000

Atom - Atom Distances (Å)
  C1 N2 O3 H4 H5 H6
C11.29562.26931.09621.09173.0450
N21.29561.47312.11062.02901.9372
O32.26931.47312.45133.28410.9897
H41.09622.11062.45131.89673.4020
H51.09172.02903.28411.89673.9473
H63.04501.93720.98973.40203.9473

picture of formaldoxime state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 O3 109.934 N2 C1 H4 123.659
N2 C1 H5 116.145 N2 O3 H6 101.943
H4 C1 H5 120.196
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 -0.143      
2 N -0.120      
3 O -0.475      
4 H 0.172      
5 H 0.180      
6 H 0.386      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.267 0.062 0.000 0.274
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.180 -1.286 0.000
y -1.286 -19.638 0.000
z 0.000 0.000 -18.893
Traceless
 xyz
x 8.085 -1.286 0.000
y -1.286 -4.601 0.000
z 0.000 0.000 -3.484
Polar
3z2-r2-6.969
x2-y28.458
xy-1.286
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.569 -0.038 0.000
y -0.038 2.915 0.000
z 0.000 0.000 1.203


<r2> (average value of r2) Å2
<r2> 42.367
(<r2>)1/2 6.509