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All results from a given calculation for CH2NOH (formaldoxime)

using model chemistry: mPW1PW91/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at mPW1PW91/aug-cc-pVDZ
 hartrees
Energy at 0K-169.796812
Energy at 298.15K-169.800785
HF Energy-169.796812
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 mPW1PW91/aug-cc-pVDZ
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' 3868 3707 95.60      
2 A' 3271 3135 3.20      
3 A' 3130 2999 5.86      
4 A' 1741 1669 7.53      
5 A' 1450 1389 23.23      
6 A' 1366 1309 77.68      
7 A' 1182 1133 16.06      
8 A' 970 930 125.62      
9 A' 539 517 6.69      
10 A" 985 944 36.66      
11 A" 805 771 7.66      
12 A" 457 438 126.69      

Unscaled Zero Point Vibrational Energy (zpe) 9881.7 cm-1
Scaled (by 0.9583) Zero Point Vibrational Energy (zpe) 9469.6 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 mPW1PW91/aug-cc-pVDZ
ABC
2.33675 0.39855 0.34048

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.136 -0.038 0.000
N2 0.000 0.530 0.000
O3 -1.031 -0.391 0.000
H4 1.252 -1.126 0.000
H5 2.004 0.617 0.000
H6 -1.821 0.158 0.000

Atom - Atom Distances (Å)
  C1 N2 O3 H4 H5 H6
C11.27022.19571.09401.08792.9634
N21.27021.38332.07662.00621.8587
O32.19571.38332.39883.19870.9622
H41.09402.07662.39881.89833.3308
H51.08792.00623.19871.89833.8528
H62.96341.85870.96223.33083.8528

picture of formaldoxime state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 O3 111.608 N2 C1 H4 122.710
N2 C1 H5 116.374 N2 O3 H6 103.373
H4 C1 H5 120.916
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.648      
2 N -0.037      
3 O -0.421      
4 H -0.125      
5 H -0.210      
6 H 0.145      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.251 -0.172 0.000 0.304
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.943 -1.462 0.000
y -1.462 -19.453 0.000
z 0.000 0.000 -19.263
Traceless
 xyz
x 7.415 -1.462 0.000
y -1.462 -3.850 0.000
z 0.000 0.000 -3.566
Polar
3z2-r2-7.131
x2-y27.510
xy-1.462
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.942 -0.098 0.000
y -0.098 3.807 0.000
z 0.000 0.000 2.936


<r2> (average value of r2) Å2
<r2> 40.575
(<r2>)1/2 6.370