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All results from a given calculation for CH2NOH (formaldoxime)

using model chemistry: B3PW91/6-31G(2df,p)

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(2df,p)
 hartrees
Energy at 0K-169.758990
Energy at 298.15K-169.762947
HF Energy-169.758990
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(2df,p)
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' 3845 3696 83.66      
2 A' 3245 3120 4.90      
3 A' 3114 2994 6.03      
4 A' 1732 1665 3.81      
5 A' 1455 1399 22.29      
6 A' 1367 1315 78.34      
7 A' 1188 1142 17.32      
8 A' 975 938 112.19      
9 A' 533 512 6.65      
10 A" 968 931 30.20      
11 A" 810 778 7.40      
12 A" 454 436 118.60      

Unscaled Zero Point Vibrational Energy (zpe) 9842.1 cm-1
Scaled (by 0.9614) Zero Point Vibrational Energy (zpe) 9462.2 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(2df,p)
ABC
2.35377 0.39798 0.34042

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.136 -0.039 0.000
N2 0.000 0.527 0.000
O3 -1.033 -0.390 0.000
H4 1.262 -1.122 0.000
H5 2.004 0.612 0.000
H6 -1.815 0.171 0.000

Atom - Atom Distances (Å)
  C1 N2 O3 H4 H5 H6
C11.26972.19791.09061.08462.9592
N21.26971.38172.07692.00551.8501
O32.19791.38172.40923.19810.9621
H41.09062.07692.40921.88663.3378
H51.08462.00553.19811.88663.8445
H62.95921.85010.96213.33783.8445

picture of formaldoxime state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 O3 111.917 N2 C1 H4 123.097
N2 C1 H5 116.606 N2 O3 H6 102.784
H4 C1 H5 120.297
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.213      
2 N -0.011      
3 O -0.408      
4 H 0.146      
5 H 0.158      
6 H 0.327      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.052 -0.105 0.000 0.117
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.558 -1.391 0.000
y -1.391 -18.639 0.000
z 0.000 0.000 -18.503
Traceless
 xyz
x 7.013 -1.391 0.000
y -1.391 -3.608 0.000
z 0.000 0.000 -3.405
Polar
3z2-r2-6.810
x2-y27.081
xy-1.391
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.291 -0.127 0.000
y -0.127 3.040 0.000
z 0.000 0.000 1.888


<r2> (average value of r2) Å2
<r2> 40.167
(<r2>)1/2 6.338