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: HF/daug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/daug-cc-pVTZ
 hartrees
Energy at 0K-168.916617
Energy at 298.15K-168.920645
HF Energy-168.916617
Nuclear repulsion energy72.217115
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 HF/daug-cc-pVTZ
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' 4174 3776 128.64      
2 A' 3377 3055 6.04      
3 A' 3260 2949 6.58      
4 A' 1908 1726 1.28      
5 A' 1582 1431 21.87      
6 A' 1487 1345 92.15      
7 A' 1299 1175 21.59      
8 A' 1068 966 121.67      
9 A' 581 526 8.28      
10 A" 1141 1032 34.22      
11 A" 874 791 2.42      
12 A" 409 370 150.62      

Unscaled Zero Point Vibrational Energy (zpe) 10580.0 cm-1
Scaled (by 0.9046) Zero Point Vibrational Energy (zpe) 9570.7 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 HF/daug-cc-pVTZ
ABC
2.46986 0.40781 0.35002

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/daug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.121 -0.024 0.000
N2 0.000 0.516 0.000
O3 -1.018 -0.390 0.000
H4 1.246 -1.095 0.000
H5 1.977 0.621 0.000
H6 -1.803 0.127 0.000

Atom - Atom Distances (Å)
  C1 N2 O3 H4 H5 H6
C11.24432.16971.07731.07232.9273
N21.24431.36292.03621.97981.8443
O32.16971.36292.37063.16100.9397
H41.07732.03622.37061.86483.2839
H51.07231.97983.16101.86483.8119
H62.92731.84430.93973.28393.8119

picture of formaldoxime state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 O3 112.565 N2 C1 H4 122.414
N2 C1 H5 117.239 N2 O3 H6 104.953
H4 C1 H5 120.347
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/daug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -1.141      
2 N -1.047      
3 O -0.734      
4 H 1.087      
5 H 1.286      
6 H 0.548      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.468 -0.178 0.000 0.501
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.621 -1.641 0.000
y -1.641 -19.475 0.000
z 0.000 0.000 -19.108
Traceless
 xyz
x 7.671 -1.641 0.000
y -1.641 -4.111 0.000
z 0.000 0.000 -3.560
Polar
3z2-r2-7.120
x2-y27.854
xy-1.641
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.534 -0.127 0.000
y -0.127 3.505 0.000
z 0.000 0.000 2.790


<r2> (average value of r2) Å2
<r2> 39.674
(<r2>)1/2 6.299