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: M06-2X/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at M06-2X/6-31+G**
 hartrees
Energy at 0K-169.748452
Energy at 298.15K-169.752379
HF Energy-169.748452
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 M06-2X/6-31+G**
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' 3905 3719 118.03      
2 A' 3283 3126 2.35      
3 A' 3145 2995 2.88      
4 A' 1767 1682 5.13      
5 A' 1457 1387 14.10      
6 A' 1365 1299 94.16      
7 A' 1198 1141 15.16      
8 A' 995 947 119.58      
9 A' 549 523 7.06      
10 A" 1008 960 42.84      
11 A" 817 778 3.93      
12 A" 395 377 163.07      

Unscaled Zero Point Vibrational Energy (zpe) 9942.2 cm-1
Scaled (by 0.9522) Zero Point Vibrational Energy (zpe) 9467.0 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 M06-2X/6-31+G**
ABC
2.32804 0.40015 0.34146

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.134 -0.035 0.000
N2 0.000 0.534 0.000
O3 -1.027 -0.395 0.000
H4 1.238 -1.120 0.000
H5 2.003 0.611 0.000
H6 -1.827 0.143 0.000

Atom - Atom Distances (Å)
  C1 N2 O3 H4 H5 H6
C11.26872.19051.09001.08372.9664
N21.26871.38482.06632.00491.8686
O32.19051.38482.37843.19320.9643
H41.09002.06632.37841.89323.3155
H51.08372.00493.19321.89323.8592
H62.96641.86860.96433.31553.8592

picture of formaldoxime state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 O3 111.209 N2 C1 H4 122.156
N2 C1 H5 116.706 N2 O3 H6 103.957
H4 C1 H5 121.138
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.232      
2 N -0.130      
3 O -0.353      
4 H 0.166      
5 H 0.171      
6 H 0.378      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.256 -0.079 0.000 0.268
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.623 -1.615 0.000
y -1.615 -19.718 0.000
z 0.000 0.000 -19.414
Traceless
 xyz
x 7.943 -1.615 0.000
y -1.615 -4.199 0.000
z 0.000 0.000 -3.744
Polar
3z2-r2-7.489
x2-y28.095
xy-1.615
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.492 -0.153 0.000
y -0.153 3.413 0.000
z 0.000 0.000 2.400


<r2> (average value of r2) Å2
<r2> 40.504
(<r2>)1/2 6.364