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All results from a given calculation for CH2NOH (formaldoxime)

using model chemistry: B3LYP/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3LYP/STO-3G
 hartrees
Energy at 0K-167.560842
Energy at 298.15K-167.564615
HF Energy-167.560842
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 B3LYP/STO-3G
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' 3682 3286 11.41      
2 A' 3521 3142 2.16      
3 A' 3342 2983 17.95      
4 A' 1714 1530 3.65      
5 A' 1542 1376 12.47      
6 A' 1442 1286 43.68      
7 A' 1238 1105 10.26      
8 A' 1034 923 32.85      
9 A' 503 449 3.16      
10 A" 930 830 33.51      
11 A" 799 713 1.65      
12 A" 467 417 67.15      

Unscaled Zero Point Vibrational Energy (zpe) 10107.0 cm-1
Scaled (by 0.8924) Zero Point Vibrational Energy (zpe) 9019.5 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 B3LYP/STO-3G
ABC
2.03583 0.37521 0.31682

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.170 -0.051 0.000
N2 0.000 0.575 0.000
O3 -1.063 -0.422 0.000
H4 1.290 -1.147 0.000
H5 2.070 0.581 0.000
H6 -1.874 0.218 0.000

Atom - Atom Distances (Å)
  C1 N2 O3 H4 H5 H6
C11.32682.26381.10261.09903.0558
N21.32681.45742.15152.06951.9078
O32.26381.45742.46243.28921.0325
H41.10262.15152.46241.89523.4456
H51.09902.06953.28921.89523.9602
H63.05581.90781.03253.44563.9602

picture of formaldoxime state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 O3 108.709 N2 C1 H4 124.386
N2 C1 H5 116.794 N2 O3 H6 98.593
H4 C1 H5 118.820
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.086      
2 N -0.130      
3 O -0.163      
4 H 0.087      
5 H 0.092      
6 H 0.200      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.227 -0.236 0.000 0.328
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.936 -1.064 0.000
y -1.064 -17.391 0.000
z 0.000 0.000 -16.737
Traceless
 xyz
x 5.128 -1.064 0.000
y -1.064 -3.055 0.000
z 0.000 0.000 -2.073
Polar
3z2-r2-4.146
x2-y25.455
xy-1.064
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.992 -0.158 0.000
y -0.158 1.497 0.000
z 0.000 0.000 0.460


<r2> (average value of r2) Å2
<r2> 41.758
(<r2>)1/2 6.462