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All results from a given calculation for CHONH2 (formamide)

using model chemistry: B97D3/daug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes Planar 1A'
Energy calculated at B97D3/daug-cc-pVTZ
 hartrees
Energy at 0K-169.869252
Energy at 298.15K 
HF Energy-169.869252
Nuclear repulsion energy70.970274
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 B97D3/daug-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' 3654 3654 29.63 63.56 0.68 0.81
2 A' 3513 3513 20.08 182.11 0.08 0.14
3 A' 2863 2863 115.85 168.48 0.30 0.46
4 A' 1743 1743 394.94 17.70 0.29 0.45
5 A' 1585 1585 47.56 4.97 0.56 0.72
6 A' 1383 1383 5.70 5.76 0.43 0.60
7 A' 1233 1233 99.27 8.08 0.41 0.58
8 A' 1024 1024 5.11 7.17 0.43 0.60
9 A' 554 554 9.35 1.07 0.27 0.43
10 A" 1004 1004 3.88 2.40 0.75 0.86
11 A" 634 634 10.65 0.05 0.75 0.86
12 A" 218 218 188.68 0.02 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 9704.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 9704.2 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 B97D3/daug-cc-pVTZ
ABC
2.44196 0.37579 0.32567

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/daug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.420 0.000
O2 1.203 0.236 0.000
N3 -0.941 -0.566 0.000
H4 -0.457 1.433 0.000
H5 -0.651 -1.532 0.000
H6 -1.925 -0.348 0.000

Atom - Atom Distances (Å)
  C1 O2 N3 H4 H5 H6
C11.21691.36301.11092.05852.0726
O21.21692.28902.04652.56233.1817
N31.36302.28902.05601.00941.0071
H41.11092.04652.05602.97152.3077
H52.05852.56231.00942.97151.7388
H62.07263.18171.00712.30771.7388

picture of formamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 H5 119.631 C1 N3 H6 121.229
O2 C1 N3 124.967 O2 C1 H4 123.019
N3 C1 H4 112.014 H5 N3 H6 119.140
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/daug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.193      
2 O -1.052      
3 N -0.343      
4 H 0.871      
5 H 0.220      
6 H 0.111      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -3.784 -0.734 0.000 3.854
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.574 0.341 0.000
y 0.341 4.564 0.000
z 0.000 0.000 3.140


<r2> (average value of r2) Å2
<r2> 41.357
(<r2>)1/2 6.431