return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for CH2NOH (formaldoxime)

using model chemistry: BLYP/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at BLYP/TZVP
 hartrees
Energy at 0K-169.844193
Energy at 298.15K-169.848049
HF Energy-169.844193
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 BLYP/TZVP
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' 3657 3648 67.58      
2 A' 3144 3136 4.87      
3 A' 3019 3012 7.43      
4 A' 1629 1625 6.26      
5 A' 1410 1407 9.39      
6 A' 1299 1296 85.50      
7 A' 1138 1136 6.35      
8 A' 816 814 125.70      
9 A' 514 512 6.02      
10 A" 934 932 37.83      
11 A" 769 767 9.77      
12 A" 433 432 134.21      

Unscaled Zero Point Vibrational Energy (zpe) 9381.6 cm-1
Scaled (by 0.9975) Zero Point Vibrational Energy (zpe) 9358.2 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 BLYP/TZVP
ABC
2.23318 0.38334 0.32718

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.152 -0.007 0.000
N2 0.000 0.548 0.000
O3 -1.047 -0.436 0.000
H4 1.300 -1.092 0.000
H5 2.008 0.666 0.000
H6 -1.845 0.124 0.000

Atom - Atom Distances (Å)
  C1 N2 O3 H4 H5 H6
C11.27892.24071.09491.08913.0004
N21.27891.43662.09292.01141.8932
O32.24071.43662.43743.24780.9754
H41.09492.09292.43741.89553.3728
H51.08912.01143.24781.89553.8912
H63.00041.89320.97543.37283.8912

picture of formaldoxime state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 O3 111.068 N2 C1 H4 123.497
N2 C1 H5 116.069 N2 O3 H6 101.712
H4 C1 H5 120.434
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.167      
2 N -0.062      
3 O -0.292      
4 H 0.107      
5 H 0.134      
6 H 0.280      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.291 -0.043 0.000 0.294
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -12.056 -1.336 0.000
y -1.336 -19.844 0.000
z 0.000 0.000 -19.374
Traceless
 xyz
x 7.553 -1.336 0.000
y -1.336 -4.129 0.000
z 0.000 0.000 -3.424
Polar
3z2-r2-6.848
x2-y27.788
xy-1.336
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.933 -0.079 0.000
y -0.079 3.457 0.000
z 0.000 0.000 2.293


<r2> (average value of r2) Å2
<r2> 41.812
(<r2>)1/2 6.466