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All results from a given calculation for CH2NOH (formaldoxime)

using model chemistry: B2PLYP/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B2PLYP/6-31G*
 hartrees
Energy at 0K-169.637867
Energy at 298.15K-169.641780
HF Energy-169.480296
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 B2PLYP/6-31G*
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' 3772 3581 69.93      
2 A' 3294 3127 6.11      
3 A' 3169 3008 4.26      
4 A' 1719 1632 1.40      
5 A' 1486 1411 15.01      
6 A' 1378 1308 86.85      
7 A' 1204 1143 11.30      
8 A' 933 886 106.75      
9 A' 533 506 6.70      
10 A" 969 920 35.17      
11 A" 807 766 5.70      
12 A" 427 405 142.22      

Unscaled Zero Point Vibrational Energy (zpe) 9845.8 cm-1
Scaled (by 0.9492) Zero Point Vibrational Energy (zpe) 9345.7 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 B2PLYP/6-31G*
ABC
2.26487 0.39445 0.33595

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.140 -0.032 0.000
N2 0.000 0.543 0.000
O3 -1.035 -0.408 0.000
H4 1.258 -1.114 0.000
H5 2.009 0.615 0.000
H6 -1.828 0.152 0.000

Atom - Atom Distances (Å)
  C1 N2 O3 H4 H5 H6
C11.27722.20781.08831.08302.9737
N21.27721.40532.08032.01031.8690
O32.20781.40532.39933.21130.9699
H41.08832.08032.39931.88503.3349
H51.08302.01033.21131.88503.8645
H62.97371.86900.96993.33493.8645

picture of formaldoxime state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 O3 110.684 N2 C1 H4 122.948
N2 C1 H5 116.568 N2 O3 H6 102.231
H4 C1 H5 120.484
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.147      
2 N -0.103      
3 O -0.522      
4 H 0.167      
5 H 0.176      
6 H 0.429      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.190 -0.013 0.000 0.190
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.529 -1.475 0.000
y -1.475 -19.093 0.000
z 0.000 0.000 -18.739
Traceless
 xyz
x 7.387 -1.475 0.000
y -1.475 -3.959 0.000
z 0.000 0.000 -3.428
Polar
3z2-r2-6.856
x2-y27.564
xy-1.475
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.126 -0.135 0.000
y -0.135 2.829 0.000
z 0.000 0.000 1.429


<r2> (average value of r2) Å2
<r2> 40.652
(<r2>)1/2 6.376