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All results from a given calculation for CH2NOH (formaldoxime)

using model chemistry: B2PLYP=FULLultrafine/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 B2PLYP=FULLultrafine/3-21G*
 hartrees
Energy at 0K-168.649868
Energy at 298.15K 
HF Energy-168.535569
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=FULLultrafine/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' 3497 3497 22.95      
2 A' 3270 3270 6.51      
3 A' 3160 3160 1.20      
4 A' 1636 1636 2.51      
5 A' 1485 1485 5.04      
6 A' 1326 1326 82.81      
7 A' 1188 1188 6.48      
8 A' 867 867 64.98      
9 A' 500 500 8.98      
10 A" 1007 1007 53.63      
11 A" 798 798 1.88      
12 A" 374 374 160.28      

Unscaled Zero Point Vibrational Energy (zpe) 9554.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 9554.2 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 B2PLYP=FULLultrafine/3-21G*
ABC
2.08439 0.37732 0.31949

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULLultrafine/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.156 0.014 0.000
N2 0.000 0.580 0.000
O3 -1.047 -0.478 0.000
H4 1.290 -1.062 0.000
H5 2.022 0.661 0.000
H6 -1.869 0.082 0.000

Atom - Atom Distances (Å)
  C1 N2 O3 H4 H5 H6
C11.28652.25671.08431.08133.0251
N21.28651.48802.08762.02331.9340
O32.25671.48802.40873.27320.9944
H41.08432.08762.40871.87233.3594
H51.08132.02333.27321.87233.9334
H63.02511.93400.99443.35943.9334

picture of formaldoxime state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 O3 108.642 N2 C1 H4 123.191
N2 C1 H5 117.147 N2 O3 H6 100.462
H4 C1 H5 119.662
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability