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All results from a given calculation for CH2NOH (formaldoxime)

using model chemistry: B3LYP/CEP-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 B3LYP/CEP-31G
 hartrees
Energy at 0K-33.211008
Energy at 298.15K-33.214854
HF Energy-33.211008
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/CEP-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' 3697 3580 44.10      
2 A' 3257 3154 15.97      
3 A' 3127 3028 9.27      
4 A' 1639 1587 2.71      
5 A' 1439 1393 8.93      
6 A' 1298 1257 94.67      
7 A' 1160 1123 5.24      
8 A' 855 828 105.30      
9 A' 497 481 8.90      
10 A" 1001 970 80.37      
11 A" 774 750 3.67      
12 A" 417 404 199.06      

Unscaled Zero Point Vibrational Energy (zpe) 9580.1 cm-1
Scaled (by 0.9684) Zero Point Vibrational Energy (zpe) 9277.4 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/CEP-31G
ABC
2.13405 0.37208 0.31684

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.171 -0.007 0.000
N2 0.000 0.567 0.000
O3 -1.060 -0.448 0.000
H4 1.305 -1.096 0.000
H5 2.036 0.661 0.000
H6 -1.887 0.089 0.000

Atom - Atom Distances (Å)
  C1 N2 O3 H4 H5 H6
C11.30362.27361.09801.09293.0589
N21.30361.46712.11392.03811.9465
O32.27361.46712.45183.28820.9856
H41.09802.11392.45181.90353.4043
H51.09292.03813.28821.90353.9643
H63.05891.94650.98563.40433.9643

picture of formaldoxime state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 O3 110.149 N2 C1 H4 123.110
N2 C1 H5 116.249 N2 O3 H6 103.294
H4 C1 H5 120.641
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.514      
2 N 0.142      
3 O -0.428      
4 H 0.215      
5 H 0.232      
6 H 0.352      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.612 -0.046 0.000 0.614
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -10.882 -1.555 0.000
y -1.555 -19.901 0.000
z 0.000 0.000 -19.144
Traceless
 xyz
x 8.641 -1.555 0.000
y -1.555 -4.888 0.000
z 0.000 0.000 -3.753
Polar
3z2-r2-7.506
x2-y29.020
xy-1.555
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.592 -0.048 0.000
y -0.048 2.729 0.000
z 0.000 0.000 1.490


<r2> (average value of r2) Å2
<r2> 36.478
(<r2>)1/2 6.040