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

using model chemistry: BLYP/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at BLYP/6-311G**
 hartrees
Energy at 0K-2688.087682
Energy at 298.15K-2688.091508
HF Energy-2688.087682
Nuclear repulsion energy140.366956
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 BLYP/6-311G**
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' 2960 2949 23.30      
2 A' 1806 1799 426.43      
3 A' 1235 1231 55.33      
4 A' 595 592 148.22      
5 A' 325 323 16.48      
6 A" 861 857 5.84      

Unscaled Zero Point Vibrational Energy (zpe) 3891.0 cm-1
Scaled (by 0.9961) Zero Point Vibrational Energy (zpe) 3875.8 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 BLYP/6-311G**
ABC
2.46191 0.12707 0.12083

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.377 -1.254 0.000
O2 -0.467 -2.087 0.000
H3 1.471 -1.394 0.000
Br4 0.000 0.732 0.000

Atom - Atom Distances (Å)
  C1 O2 H3 Br4
C11.18551.10312.0213
O21.18552.05802.8570
H31.10312.05802.5853
Br42.02132.85702.5853

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 128.080 O2 C1 Br4 123.877
H3 C1 Br4 108.043
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.081      
2 O -0.157      
3 H 0.154      
4 Br -0.078      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.771 -0.398 0.000 1.816
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.719 -3.312 0.000
y -3.312 -30.599 0.000
z 0.000 0.000 -29.458
Traceless
 xyz
x 1.309 -3.312 0.000
y -3.312 -1.510 0.000
z 0.000 0.000 0.201
Polar
3z2-r20.402
x2-y21.879
xy-3.312
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.568 -0.211 0.000
y -0.211 7.678 0.000
z 0.000 0.000 2.387


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000