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All results from a given calculation for CH2NOH (formaldoxime)

using model chemistry: HF/aug-cc-pVQZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/aug-cc-pVQZ
 hartrees
Energy at 0K-168.927204
Energy at 298.15K-168.931243
HF Energy-168.927204
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 HF/aug-cc-pVQZ
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' 4180 3797 129.23      
2 A' 3378 3068 6.18      
3 A' 3260 2961 6.72      
4 A' 1909 1734 1.32      
5 A' 1585 1440 22.21      
6 A' 1489 1353 92.55      
7 A' 1303 1183 21.90      
8 A' 1073 975 121.51      
9 A' 583 530 8.28      
10 A" 1142 1037 34.16      
11 A" 875 795 2.45      
12 A" 412 374 150.56      

Unscaled Zero Point Vibrational Energy (zpe) 10593.8 cm-1
Scaled (by 0.9085) Zero Point Vibrational Energy (zpe) 9624.5 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 HF/aug-cc-pVQZ
ABC
2.47743 0.40845 0.35064

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/aug-cc-pVQZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.120 -0.025 0.000
N2 0.000 0.515 0.000
O3 -1.017 -0.388 0.000
H4 1.245 -1.095 0.000
H5 1.976 0.619 0.000
H6 -1.801 0.128 0.000

Atom - Atom Distances (Å)
  C1 N2 O3 H4 H5 H6
C11.24352.16791.07691.07192.9253
N21.24351.36072.03511.97901.8427
O32.16791.36072.36973.15870.9386
H41.07692.03512.36971.86403.2821
H51.07191.97903.15871.86403.8095
H62.92531.84270.93863.28213.8095

picture of formaldoxime state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 O3 112.625 N2 C1 H4 122.409
N2 C1 H5 117.262 N2 O3 H6 105.038
H4 C1 H5 120.329
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/aug-cc-pVQZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.641      
2 N -0.181      
3 O -0.494      
4 H 0.480      
5 H 0.520      
6 H 0.316      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.458 -0.180 0.000 0.492
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.621 -1.640 0.000
y -1.640 -19.459 0.000
z 0.000 0.000 -19.098
Traceless
 xyz
x 7.657 -1.640 0.000
y -1.640 -4.099 0.000
z 0.000 0.000 -3.558
Polar
3z2-r2-7.116
x2-y27.837
xy-1.640
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.520 -0.132 0.000
y -0.132 3.494 0.000
z 0.000 0.000 2.786


<r2> (average value of r2) Å2
<r2> 39.620
(<r2>)1/2 6.294