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All results from a given calculation for CH2NOH (formaldoxime)

using model chemistry: mPW1PW91/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at mPW1PW91/6-31G**
 hartrees
Energy at 0K-169.769076
Energy at 298.15K-169.773030
HF Energy-169.769076
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 mPW1PW91/6-31G**
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' 3883 3694 80.99      
2 A' 3280 3121 5.69      
3 A' 3149 2997 4.61      
4 A' 1755 1670 3.42      
5 A' 1469 1397 17.89      
6 A' 1373 1307 92.25      
7 A' 1201 1143 17.05      
8 A' 984 937 116.13      
9 A' 537 511 6.58      
10 A" 976 929 37.22      
11 A" 813 773 6.24      
12 A" 446 424 139.73      

Unscaled Zero Point Vibrational Energy (zpe) 9933.1 cm-1
Scaled (by 0.9515) Zero Point Vibrational Energy (zpe) 9451.4 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 mPW1PW91/6-31G**
ABC
2.33544 0.39918 0.34091

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.135 -0.040 0.000
N2 0.000 0.531 0.000
O3 -1.031 -0.391 0.000
H4 1.254 -1.122 0.000
H5 2.003 0.608 0.000
H6 -1.816 0.166 0.000

Atom - Atom Distances (Å)
  C1 N2 O3 H4 H5 H6
C11.27002.19431.08901.08342.9577
N21.27001.38352.07472.00461.8521
O32.19431.38352.39913.19480.9625
H41.08902.07472.39911.88553.3290
H51.08342.00463.19481.88553.8444
H62.95771.85210.96253.32903.8444

picture of formaldoxime state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 O3 111.499 N2 C1 H4 122.974
N2 C1 H5 116.588 N2 O3 H6 102.791
H4 C1 H5 120.438
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.085      
2 N -0.127      
3 O -0.429      
4 H 0.140      
5 H 0.151      
6 H 0.349      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.083 -0.058 0.000 0.101
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.413 -1.466 0.000
y -1.466 -18.827 0.000
z 0.000 0.000 -18.592
Traceless
 xyz
x 7.297 -1.466 0.000
y -1.466 -3.825 0.000
z 0.000 0.000 -3.472
Polar
3z2-r2-6.944
x2-y27.415
xy-1.466
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.158 -0.176 0.000
y -0.176 2.852 0.000
z 0.000 0.000 1.487


<r2> (average value of r2) Å2
<r2> 40.146
(<r2>)1/2 6.336