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All results from a given calculation for COHBr (Formyl bromide)

using model chemistry: CCD/6-31+G**

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/6-31+G**
 hartrees
Energy at 0K-2683.642139
Energy at 298.15K-2683.646077
HF Energy-2683.204301
Nuclear repulsion energy143.988711
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/6-31+G**
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' 3157 2975 16.56      
2 A' 1869 1761 419.46      
3 A' 1375 1296 77.71      
4 A' 661 623 170.62      
5 A' 373 352 7.67      
6 A" 934 880 3.74      

Unscaled Zero Point Vibrational Energy (zpe) 4184.4 cm-1
Scaled (by 0.9423) Zero Point Vibrational Energy (zpe) 3943.0 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/6-31+G**
ABC
2.47644 0.13480 0.12784

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.379 -1.198 0.000
O2 -0.467 -2.035 0.000
H3 1.458 -1.371 0.000
Br4 0.000 0.710 0.000

Atom - Atom Distances (Å)
  C1 O2 H3 Br4
C11.18991.09231.9448
O21.18992.03522.7839
H31.09232.03522.5408
Br41.94482.78392.5408

picture of Formyl bromide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O2 C1 H3 126.141 O2 C1 Br4 123.471
H3 C1 Br4 110.388
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability