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All results from a given calculation for CH2NOH (formaldoxime)

using model chemistry: CCD/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCD/6-31G(2df,p)
 hartrees
Energy at 0K-169.448845
Energy at 298.15K-169.452793
HF Energy-168.861430
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 CCD/6-31G(2df,p)
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' 3919 3712 81.80      
2 A' 3307 3132 2.97      
3 A' 3180 3012 2.05      
4 A' 1755 1662 1.02      
5 A' 1488 1409 23.61      
6 A' 1398 1324 71.92      
7 A' 1218 1154 12.28      
8 A' 988 935 85.42      
9 A' 544 515 7.09      
10 A" 1003 950 30.19      
11 A" 817 774 3.60      
12 A" 416 394 128.12      

Unscaled Zero Point Vibrational Energy (zpe) 10015.1 cm-1
Scaled (by 0.9472) Zero Point Vibrational Energy (zpe) 9486.3 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 CCD/6-31G(2df,p)
ABC
2.30175 0.40093 0.34145

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.133 -0.039 0.000
N2 0.000 0.538 0.000
O3 -1.028 -0.396 0.000
H4 1.236 -1.121 0.000
H5 2.005 0.600 0.000
H6 -1.812 0.156 0.000

Atom - Atom Distances (Å)
  C1 N2 O3 H4 H5 H6
C11.27112.18971.08631.08122.9506
N21.27111.38862.06852.00561.8516
O32.18971.38862.37743.19180.9580
H41.08632.06852.37741.88433.3041
H51.08122.00563.19181.88433.8421
H62.95061.85160.95803.30413.8421

picture of formaldoxime state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 O3 110.753 N2 C1 H4 122.477
N2 C1 H5 116.759 N2 O3 H6 102.644
H4 C1 H5 120.764
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability