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

using model chemistry: HSEh1PBE/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 HSEh1PBE/cc-pVDZ
 hartrees
Energy at 0K-188.907988
Energy at 298.15K-188.909057
HF Energy-188.907988
Nuclear repulsion energy63.130041
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 HSEh1PBE/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' 2379 2289 29.06      
2 A' 1787 1719 115.11      
3 A' 1175 1130 1.52      
4 A' 821 790 118.96      
5 A' 498 479 134.16      
6 A" 861 828 0.70      

Unscaled Zero Point Vibrational Energy (zpe) 3760.8 cm-1
Scaled (by 0.9619) Zero Point Vibrational Energy (zpe) 3617.5 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 HSEh1PBE/cc-pVDZ
ABC
5.08944 0.38886 0.36126

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.218 0.000
H2 -0.305 1.347 0.000
O3 1.175 -0.033 0.000
O4 -1.137 -0.299 0.000

Atom - Atom Distances (Å)
  C1 H2 O3 O4
C11.16951.20171.2489
H21.16952.02371.8439
O31.20172.02372.3274
O41.24891.84392.3274

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 117.173 H2 C1 O4 99.315
O3 C1 O4 143.511
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.208      
2 H 0.132      
3 O -0.196      
4 O -0.143      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.734 1.396 0.000 1.577
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.964 -0.697 0.000
y -0.697 -14.053 0.000
z 0.000 0.000 -15.676
Traceless
 xyz
x -5.100 -0.697 0.000
y -0.697 3.767 0.000
z 0.000 0.000 1.332
Polar
3z2-r22.665
x2-y2-5.911
xy-0.697
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.619 0.527 0.000
y 0.527 2.497 0.000
z 0.000 0.000 1.273


<r2> (average value of r2) Å2
<r2> 34.652
(<r2>)1/2 5.887