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All results from a given calculation for CH2NOH (formaldoxime)

using model chemistry: B3LYP/3-21G

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/3-21G
 hartrees
Energy at 0K-168.864852
Energy at 298.15K-168.868691
HF Energy-168.864852
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/3-21G
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' 3478 3356 20.19      
2 A' 3239 3125 7.15      
3 A' 3131 3021 1.27      
4 A' 1658 1599 1.77      
5 A' 1476 1424 6.70      
6 A' 1332 1285 87.07      
7 A' 1179 1137 6.58      
8 A' 879 848 73.93      
9 A' 503 485 8.46      
10 A" 999 964 55.26      
11 A" 795 767 2.76      
12 A" 378 365 154.37      

Unscaled Zero Point Vibrational Energy (zpe) 9523.0 cm-1
Scaled (by 0.9649) Zero Point Vibrational Energy (zpe) 9188.8 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/3-21G
ABC
2.11524 0.37854 0.32108

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.153 0.014 0.000
N2 0.000 0.573 0.000
O3 -1.046 -0.474 0.000
H4 1.296 -1.063 0.000
H5 2.019 0.666 0.000
H6 -1.868 0.089 0.000

Atom - Atom Distances (Å)
  C1 N2 O3 H4 H5 H6
C11.28142.25251.08651.08353.0224
N21.28141.47962.08662.02091.9300
O32.25251.47962.41423.26970.9966
H41.08652.08662.41421.87423.3668
H51.08352.02093.26971.87423.9297
H63.02241.93000.99663.36683.9297

picture of formaldoxime state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 O3 109.130 N2 C1 H4 123.365
N2 C1 H5 117.174 N2 O3 H6 100.599
H4 C1 H5 119.461
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.140      
2 N -0.211      
3 O -0.437      
4 H 0.207      
5 H 0.215      
6 H 0.366      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.237 0.071 0.000 0.248
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.192 -1.188 0.000
y -1.188 -19.151 0.000
z 0.000 0.000 -18.556
Traceless
 xyz
x 7.661 -1.188 0.000
y -1.188 -4.277 0.000
z 0.000 0.000 -3.384
Polar
3z2-r2-6.769
x2-y27.959
xy-1.188
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.216 -0.030 0.000
y -0.030 2.544 0.000
z 0.000 0.000 0.957


<r2> (average value of r2) Å2
<r2> 41.829
(<r2>)1/2 6.468