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All results from a given calculation for CH2NOH (formaldoxime)

using model chemistry: mPW1PW91/aug-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 mPW1PW91/aug-cc-pVTZ
 hartrees
Energy at 0K-169.836639
Energy at 298.15K-169.840597
HF Energy-169.836639
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-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' 3872 3710 97.40      
2 A' 3249 3113 2.88      
3 A' 3119 2989 6.01      
4 A' 1740 1668 6.92      
5 A' 1456 1395 18.41      
6 A' 1364 1307 79.73      
7 A' 1187 1138 14.78      
8 A' 963 923 127.86      
9 A' 539 516 6.66      
10 A" 988 947 34.87      
11 A" 810 776 6.78      
12 A" 438 420 125.89      

Unscaled Zero Point Vibrational Energy (zpe) 9863.5 cm-1
Scaled (by 0.9581) Zero Point Vibrational Energy (zpe) 9450.2 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 mPW1PW91/aug-cc-pVTZ
ABC
2.37222 0.39968 0.34205

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.133 -0.030 0.000
N2 0.000 0.526 0.000
O3 -1.029 -0.396 0.000
H4 1.259 -1.110 0.000
H5 1.992 0.626 0.000
H6 -1.816 0.152 0.000

Atom - Atom Distances (Å)
  C1 N2 O3 H4 H5 H6
C11.26232.19311.08681.08072.9551
N21.26231.38222.06421.99471.8546
O32.19311.38222.39673.18950.9591
H41.08682.06422.39671.88373.3239
H51.08071.99473.18951.88373.8380
H62.95511.85460.95913.32393.8380

picture of formaldoxime state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 O3 111.975 N2 C1 H4 122.801
N2 C1 H5 116.496 N2 O3 H6 103.287
H4 C1 H5 120.703
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.427      
2 N -0.213      
3 O -0.245      
4 H 0.374      
5 H 0.365      
6 H 0.146      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.249 -0.160 0.000 0.296
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.916 -1.459 0.000
y -1.459 -19.413 0.000
z 0.000 0.000 -19.159
Traceless
 xyz
x 7.370 -1.459 0.000
y -1.459 -3.876 0.000
z 0.000 0.000 -3.494
Polar
3z2-r2-6.988
x2-y27.497
xy-1.459
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.924 -0.070 0.000
y -0.070 3.830 0.000
z 0.000 0.000 2.980


<r2> (average value of r2) Å2
<r2> 40.388
(<r2>)1/2 6.355