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All results from a given calculation for CH2NOH (formaldoxime)

using model chemistry: B3PW91/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/6-31G**
 hartrees
Energy at 0K-169.749984
Energy at 298.15K-169.753926
HF Energy-169.749984
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 B3PW91/6-31G**
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' 3848 3688 76.14      
2 A' 3258 3123 6.30      
3 A' 3129 2999 5.26      
4 A' 1736 1663 3.52      
5 A' 1459 1399 16.89      
6 A' 1363 1306 91.40      
7 A' 1191 1142 15.77      
8 A' 968 927 116.56      
9 A' 533 510 6.56      
10 A" 964 924 36.69      
11 A" 806 772 6.88      
12 A" 447 428 137.51      

Unscaled Zero Point Vibrational Energy (zpe) 9850.4 cm-1
Scaled (by 0.9584) Zero Point Vibrational Energy (zpe) 9440.6 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 B3PW91/6-31G**
ABC
2.32181 0.39693 0.33898

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.138 -0.038 0.000
N2 0.000 0.533 0.000
O3 -1.034 -0.394 0.000
H4 1.261 -1.122 0.000
H5 2.006 0.612 0.000
H6 -1.819 0.167 0.000

Atom - Atom Distances (Å)
  C1 N2 O3 H4 H5 H6
C11.27282.20071.09071.08512.9641
N21.27281.38862.08012.00771.8558
O32.20071.38862.40743.20250.9650
H41.09072.08012.40741.88773.3387
H51.08512.00773.20251.88773.8514
H62.96411.85580.96503.33873.8514

picture of formaldoxime state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 O3 111.485 N2 C1 H4 123.122
N2 C1 H5 116.518 N2 O3 H6 102.602
H4 C1 H5 120.360
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.081      
2 N -0.128      
3 O -0.425      
4 H 0.137      
5 H 0.148      
6 H 0.349      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.069 -0.053 0.000 0.087
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.432 -1.451 0.000
y -1.451 -18.832 0.000
z 0.000 0.000 -18.592
Traceless
 xyz
x 7.280 -1.451 0.000
y -1.451 -3.819 0.000
z 0.000 0.000 -3.460
Polar
3z2-r2-6.920
x2-y27.399
xy-1.451
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.210 -0.170 0.000
y -0.170 2.877 0.000
z 0.000 0.000 1.490


<r2> (average value of r2) Å2
<r2> 40.315
(<r2>)1/2 6.349