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

using model chemistry: wB97X-D/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 wB97X-D/6-311G**
 hartrees
Energy at 0K-2688.085953
Energy at 298.15K-2688.089891
HF Energy-2688.085953
Nuclear repulsion energy144.313937
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 wB97X-D/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' 3064 2931 25.81      
2 A' 1905 1822 480.03      
3 A' 1330 1272 72.49      
4 A' 661 632 179.98      
5 A' 373 357 11.11      
6 A" 917 878 3.38      

Unscaled Zero Point Vibrational Energy (zpe) 4125.0 cm-1
Scaled (by 0.9565) Zero Point Vibrational Energy (zpe) 3945.5 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 wB97X-D/6-311G**
ABC
2.50052 0.13530 0.12835

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.374 -1.207 0.000
O2 -0.463 -2.029 0.000
H3 1.460 -1.372 0.000
Br4 0.000 0.710 0.000

Atom - Atom Distances (Å)
  C1 O2 H3 Br4
C11.17301.09811.9532
O21.17302.03192.7779
H31.09812.03192.5422
Br41.95322.77792.5422

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 126.896 O2 C1 Br4 123.456
H3 C1 Br4 109.648
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.112      
2 O -0.204      
3 H 0.160      
4 Br -0.069      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.887 -0.078 0.000 1.888
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.447 -3.513 0.000
y -3.513 -30.820 0.000
z 0.000 0.000 -29.168
Traceless
 xyz
x 1.547 -3.513 0.000
y -3.513 -2.012 0.000
z 0.000 0.000 0.465
Polar
3z2-r20.930
x2-y22.373
xy-3.513
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.465 -0.138 0.000
y -0.138 6.941 0.000
z 0.000 0.000 2.352


<r2> (average value of r2) Å2
<r2> 84.120
(<r2>)1/2 9.172