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All results from a given calculation for CHBr (bromomethylene)

using model chemistry: M06-2X/6-311G*

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 M06-2X/6-311G*
 hartrees
Energy at 0K-2612.720084
Energy at 298.15K-2612.722812
HF Energy-2612.720084
Nuclear repulsion energy70.333665
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 M06-2X/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' 3028 3028 60.65      
2 A' 1201 1201 3.93      
3 A' 685 685 88.98      

Unscaled Zero Point Vibrational Energy (zpe) 2456.9 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 2456.9 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 M06-2X/6-311G*
ABC
15.62890 0.42472 0.41348

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.026 1.550 0.000
Br2 0.026 -0.316 0.000
H3 -1.062 1.759 0.000

Atom - Atom Distances (Å)
  C1 Br2 H3
C11.86571.1083
Br21.86572.3428
H31.10832.3428

picture of bromomethylene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br2 C1 H3 100.868
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.291      
2 Br 0.060      
3 H 0.231      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.557 -0.555 0.000 1.653
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.473 -3.253 0.000
y -3.253 -25.841 0.000
z 0.000 0.000 -23.951
Traceless
 xyz
x -0.577 -3.253 0.000
y -3.253 -1.129 0.000
z 0.000 0.000 1.706
Polar
3z2-r23.412
x2-y20.368
xy-3.253
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.805 -0.284 0.000
y -0.284 6.179 0.000
z 0.000 0.000 2.326


<r2> (average value of r2) Å2
<r2> 37.823
(<r2>)1/2 6.150

State 2 (3A")

Jump to S1C1
Energy calculated at M06-2X/6-311G*
 hartrees
Energy at 0K-2612.717930
Energy at 298.15K-2612.720654
HF Energy-2612.717930
Nuclear repulsion energy70.956412
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 M06-2X/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' 3256 3256 5.33      
2 A' 943 943 3.73      
3 A' 768 768 27.68      

Unscaled Zero Point Vibrational Energy (zpe) 2483.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 2483.4 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 M06-2X/6-311G*
ABC
25.40025 0.42503 0.41803

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.021 1.505 0.000
Br2 0.021 -0.319 0.000
H3 -0.852 2.144 0.000

Atom - Atom Distances (Å)
  C1 Br2 H3
C11.82371.0820
Br21.82372.6130
H31.08202.6130

picture of bromomethylene state 2 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.340      
2 Br 0.070      
3 H 0.270      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.768 0.384 0.000 0.859
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.460 -1.766 0.000
y -1.766 -21.995 0.000
z 0.000 0.000 -25.695
Traceless
 xyz
x -0.615 -1.766 0.000
y -1.766 3.083 0.000
z 0.000 0.000 -2.468
Polar
3z2-r2-4.936
x2-y2-2.465
xy-1.766
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.397 -0.188 0.000
y -0.188 5.492 0.000
z 0.000 0.000 2.115


<r2> (average value of r2) Å2
<r2> 37.508
(<r2>)1/2 6.124