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All results from a given calculation for CHBr (bromomethylene)

using model chemistry: wB97X-D/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
2 1 yes CS 3A"

State 1 (1A')

Jump to S2C1
Energy calculated at wB97X-D/cc-pVDZ
 hartrees
Energy at 0K-2610.291577
Energy at 298.15K-2610.294305
HF Energy-2610.291577
Nuclear repulsion energy70.640018
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/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' 2952 2812 54.98      
2 A' 1181 1125 7.62      
3 A' 687 655 81.31      

Unscaled Zero Point Vibrational Energy (zpe) 2410.3 cm-1
Scaled (by 0.9526) Zero Point Vibrational Energy (zpe) 2296.1 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/cc-pVDZ
ABC
15.55859 0.42884 0.41733

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.026 1.539 0.000
Br2 0.026 -0.313 0.000
H3 -1.068 1.734 0.000

Atom - Atom Distances (Å)
  C1 Br2 H3
C11.85291.1110
Br21.85292.3214
H31.11102.3214

picture of bromomethylene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br2 C1 H3 100.094
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.129      
2 Br -0.009      
3 H 0.139      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.557 -0.744 0.000 1.725
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.556 -3.491 0.000
y -3.491 -26.145 0.000
z 0.000 0.000 -23.932
Traceless
 xyz
x -0.517 -3.491 0.000
y -3.491 -1.401 0.000
z 0.000 0.000 1.919
Polar
3z2-r23.838
x2-y20.589
xy-3.491
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.653 -0.104 0.000
y -0.104 6.736 0.000
z 0.000 0.000 3.186


<r2> (average value of r2) Å2
<r2> 37.712
(<r2>)1/2 6.141

State 2 (3A")

Jump to S1C1
Energy calculated at wB97X-D/cc-pVDZ
 hartrees
Energy at 0K-2610.290519
Energy at 298.15K-2610.293234
HF Energy-2610.290519
Nuclear repulsion energy71.294814
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/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' 3229 3075 5.01      
2 A' 916 872 4.31      
3 A' 754 718 29.62      

Unscaled Zero Point Vibrational Energy (zpe) 2448.8 cm-1
Scaled (by 0.9526) Zero Point Vibrational Energy (zpe) 2332.7 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/cc-pVDZ
ABC
25.74280 0.42912 0.42208

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.021 1.495 0.000
Br2 0.021 -0.317 0.000
H3 -0.856 2.138 0.000

Atom - Atom Distances (Å)
  C1 Br2 H3
C11.81291.0874
Br21.81292.6077
H31.08742.6077

picture of bromomethylene state 2 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.151      
2 Br -0.037      
3 H 0.188      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.823 0.223 0.000 0.853
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.431 -1.927 0.000
y -1.927 -22.182 0.000
z 0.000 0.000 -25.680
Traceless
 xyz
x -0.500 -1.927 0.000
y -1.927 2.873 0.000
z 0.000 0.000 -2.373
Polar
3z2-r2-4.747
x2-y2-2.249
xy-1.927
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.174 -0.098 0.000
y -0.098 6.123 0.000
z 0.000 0.000 3.053


<r2> (average value of r2) Å2
<r2> 37.354
(<r2>)1/2 6.112