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All results from a given calculation for CH2Br (bromomethyl radical)

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 2A'
1 2 no C2V 2A1

Conformer 1 (CS)

Jump to S1C2
Energy calculated at M06-2X/6-311G*
 hartrees
Energy at 0K-2613.391706
Energy at 298.15K-2613.395657
HF Energy-2613.391706
Nuclear repulsion energy80.597986
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' 3211 3211 6.97      
2 A' 1416 1416 18.48      
3 A' 719 719 23.58      
4 A' 388 388 73.23      
5 A" 3363 3363 0.05      
6 A" 964 964 2.76      

Unscaled Zero Point Vibrational Energy (zpe) 5030.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 5030.6 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
9.11254 0.37710 0.36272

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 -0.007 1.489 0.000
Br2 -0.007 -0.368 0.000
H3 0.150 1.978 0.948
H4 0.150 1.978 -0.948

Atom - Atom Distances (Å)
  C1 Br2 H3 H4
C11.85781.07791.0779
Br21.85782.53552.5355
H31.07792.53551.8956
H41.07792.53551.8956

picture of bromomethyl radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br2 C1 H3 116.958 Br2 C1 H4 116.958
H3 C1 H4 123.126
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 -0.560      
2 Br 0.019      
3 H 0.270      
4 H 0.270      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.293 1.147 0.000 1.184
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.583 0.621 0.000
y 0.621 -21.836 0.000
z 0.000 0.000 -24.500
Traceless
 xyz
x -3.415 0.621 0.000
y 0.621 3.706 0.000
z 0.000 0.000 -0.291
Polar
3z2-r2-0.582
x2-y2-4.747
xy0.621
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.245 0.047 0.000
y 0.047 5.543 0.000
z 0.000 0.000 2.819


<r2> (average value of r2) Å2
<r2> 42.909
(<r2>)1/2 6.551

Conformer 2 (C2V)

Jump to S1C1
Energy calculated at M06-2X/6-311G*
 hartrees
Energy at 0K-2613.391648
Energy at 298.15K 
HF Energy-2613.391648
Nuclear repulsion energy80.664402
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 A1 3213 3213 5.17 110.63 0.14 0.24
2 A1 1409 1409 19.98 0.98 0.75 0.86
3 A1 716 716 21.93 7.41 0.25 0.41
4 B1 256i 256i 86.32 0.00 0.75 0.86
5 B2 3371 3371 0.35 54.83 0.75 0.86
6 B2 950 950 2.76 4.25 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 4701.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 4701.5 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 M06-2X/6-311G*
ABC
9.22128 0.37774 0.36288

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.486
Br2 0.000 0.000 0.368
H3 0.000 0.952 -1.988
H4 0.000 -0.952 -1.988

Atom - Atom Distances (Å)
  C1 Br2 H3 H4
C11.85471.07661.0766
Br21.85472.54202.5420
H31.07662.54201.9047
H41.07662.54201.9047

picture of bromomethyl radical state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br2 C1 H3 117.799 Br2 C1 H4 117.799
H3 C1 H4 124.402
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 -0.568      
2 Br 0.023      
3 H 0.273      
4 H 0.273      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -1.148 1.148
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.653 0.000 0.000
y 0.000 -24.447 0.000
z 0.000 0.000 -21.738
Traceless
 xyz
x -3.561 0.000 0.000
y 0.000 -0.252 0.000
z 0.000 0.000 3.813
Polar
3z2-r27.625
x2-y2-2.206
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.243 0.000 0.000
y 0.000 2.836 0.000
z 0.000 0.000 5.551


<r2> (average value of r2) Å2
<r2> 42.891
(<r2>)1/2 6.549