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All results from a given calculation for HCOO (formate neutral radical)

using model chemistry: M06-2X/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A'
Energy calculated at M06-2X/aug-cc-pVDZ
 hartrees
Energy at 0K-189.031858
Energy at 298.15K-189.032942
HF Energy-189.031858
Nuclear repulsion energy62.505892
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 M06-2X/aug-cc-pVDZ
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' 2949 2949 31.83      
2 A' 1807 1807 297.43      
3 A' 1337 1337 7.47      
4 A' 1045 1045 57.29      
5 A' 401 401 36.76      
6 A" 1003 1003 0.07      

Unscaled Zero Point Vibrational Energy (zpe) 4270.9 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 4270.9 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 M06-2X/aug-cc-pVDZ
ABC
3.31346 0.41608 0.36966

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.352 0.000
H2 -0.330 1.418 0.000
O3 1.131 -0.043 0.000
O4 -1.090 -0.398 0.000

Atom - Atom Distances (Å)
  C1 H2 O3 O4
C11.11601.19781.3231
H21.11602.06551.9690
O31.19782.06552.2493
O41.32311.96902.2493

picture of formate neutral radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 O3 126.394 H2 C1 O4 107.362
O3 C1 O4 126.244
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.791      
2 H -0.165      
3 O -0.386      
4 O -0.240      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.605 1.643 0.000 2.297
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.020 -0.771 0.000
y -0.771 -14.766 0.000
z 0.000 0.000 -16.285
Traceless
 xyz
x -4.494 -0.771 0.000
y -0.771 3.386 0.000
z 0.000 0.000 1.108
Polar
3z2-r22.216
x2-y2-5.253
xy-0.771
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.814 0.002 0.000
y 0.002 2.878 0.000
z 0.000 0.000 2.092


<r2> (average value of r2) Å2
<r2> 34.515
(<r2>)1/2 5.875