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All results from a given calculation for CH2NOH (formaldoxime)

using model chemistry: G3B3

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at G3B3
 hartrees
Energy at 0K-169.709073
Energy at 298.15K-169.704556
HF Energy-169.808271
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/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' 3751 3602 60.67      
2 A' 3252 3123 7.60      
3 A' 3131 3007 5.69      
4 A' 1731 1662 1.64      
5 A' 1476 1417 16.98      
6 A' 1375 1321 85.39      
7 A' 1197 1149 13.16      
8 A' 936 899 114.46      
9 A' 533 512 6.34      
10 A" 964 926 33.51      
11 A" 803 771 6.10      
12 A" 434 417 136.70      

Unscaled Zero Point Vibrational Energy (zpe) 9791.1 cm-1
Scaled (by 0.9603) Zero Point Vibrational Energy (zpe) 9402.4 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/6-31G*
ABC
2.29124 0.39393 0.33614

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.140 -0.029 0.000
N2 0.000 0.538 0.000
O3 -1.036 -0.406 0.000
H4 1.267 -1.113 0.000
H5 2.009 0.622 0.000
H6 -1.829 0.153 0.000

Atom - Atom Distances (Å)
  C1 N2 O3 H4 H5 H6
C11.27382.20881.09101.08562.9748
N21.27381.40212.08132.01051.8690
O32.20881.40212.40893.21380.9704
H41.09102.08132.40891.88693.3448
H51.08562.01053.21381.88693.8662
H62.97481.86900.97043.34483.8662

picture of formaldoxime state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 O3 112.614 N2 C1 H4 123.073
N2 C1 H5 117.086 N2 O3 H6 103.228
H4 C1 H5 119.841
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.131      
2 N -0.108      
3 O -0.502      
4 H 0.157      
5 H 0.166      
6 H 0.418      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.127 -0.014 0.000 0.128
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


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


<r2> (average value of r2) Å2
<r2> 40.606
(<r2>)1/2 6.372