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All results from a given calculation for CH2NOH (formaldoxime)

using model chemistry: HSEh1PBE/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 HSEh1PBE/3-21G
 hartrees
Energy at 0K-168.687117
Energy at 298.15K-168.690987
HF Energy-168.687117
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 HSEh1PBE/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' 3548 3418 32.62      
2 A' 3266 3146 5.48      
3 A' 3153 3038 0.74      
4 A' 1682 1621 1.90      
5 A' 1477 1423 9.05      
6 A' 1346 1297 92.27      
7 A' 1187 1143 6.55      
8 A' 908 874 77.78      
9 A' 508 489 9.21      
10 A" 1009 972 61.73      
11 A" 804 775 3.08      
12 A" 391 377 165.23      

Unscaled Zero Point Vibrational Energy (zpe) 9639.7 cm-1
Scaled (by 0.9633) Zero Point Vibrational Energy (zpe) 9285.9 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 HSEh1PBE/3-21G
ABC
2.14543 0.38246 0.32460

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.149 0.007 0.000
N2 0.000 0.567 0.000
O3 -1.042 -0.462 0.000
H4 1.286 -1.071 0.000
H5 2.016 0.657 0.000
H6 -1.861 0.098 0.000

Atom - Atom Distances (Å)
  C1 N2 O3 H4 H5 H6
C11.27872.24081.08661.08343.0116
N21.27871.46412.08262.01751.9189
O32.24081.46412.40633.25580.9919
H41.08662.08262.40631.87643.3570
H51.08342.01753.25581.87643.9164
H63.01161.91890.99193.35703.9164

picture of formaldoxime state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 O3 109.381 N2 C1 H4 123.205
N2 C1 H5 117.093 N2 O3 H6 101.006
H4 C1 H5 119.702
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.179      
2 N -0.217      
3 O -0.454      
4 H 0.230      
5 H 0.238      
6 H 0.382      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.214 0.056 0.000 0.221
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.022 -1.266 0.000
y -1.266 -19.157 0.000
z 0.000 0.000 -18.645
Traceless
 xyz
x 7.879 -1.266 0.000
y -1.266 -4.324 0.000
z 0.000 0.000 -3.555
Polar
3z2-r2-7.110
x2-y28.135
xy-1.266
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.123 -0.054 0.000
y -0.054 2.516 0.000
z 0.000 0.000 0.960


<r2> (average value of r2) Å2
<r2> 41.500
(<r2>)1/2 6.442