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All results from a given calculation for CHBr (bromomethylene)

using model chemistry: BLYP/TZVP

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 BLYP/TZVP
 hartrees
Energy at 0K-2612.747904
Energy at 298.15K-2612.750589
HF Energy-2612.747904
Nuclear repulsion energy68.928896
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/TZVP
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' 2797 2790 86.10      
2 A' 1125 1123 4.85      
3 A' 614 612 60.68      

Unscaled Zero Point Vibrational Energy (zpe) 2267.9 cm-1
Scaled (by 0.9975) Zero Point Vibrational Energy (zpe) 2262.2 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/TZVP
ABC
15.07976 0.40758 0.39686

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.026 1.585 0.000
Br2 0.026 -0.322 0.000
H3 -1.080 1.768 0.000

Atom - Atom Distances (Å)
  C1 Br2 H3
C11.90721.1216
Br21.90722.3654
H31.12162.3654

picture of bromomethylene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br2 C1 H3 99.414
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.138      
2 Br 0.035      
3 H 0.103      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.441 -0.851 0.000 1.673
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.790 -3.204 0.000
y -3.204 -26.487 0.000
z 0.000 0.000 -24.017
Traceless
 xyz
x -0.538 -3.204 0.000
y -3.204 -1.583 0.000
z 0.000 0.000 2.121
Polar
3z2-r24.243
x2-y20.697
xy-3.204
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.408 -0.213 0.000
y -0.213 7.049 0.000
z 0.000 0.000 2.845


<r2> (average value of r2) Å2
<r2> 38.913
(<r2>)1/2 6.238

State 2 (3A")

Jump to S1C1
Energy calculated at BLYP/TZVP
 hartrees
Energy at 0K-2612.739365
Energy at 298.15K-2612.742046
HF Energy-2612.739365
Nuclear repulsion energy70.266831
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/TZVP
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' 3085 3077 3.28      
2 A' 874 872 8.35      
3 A' 696 694 26.35      

Unscaled Zero Point Vibrational Energy (zpe) 2327.2 cm-1
Scaled (by 0.9975) Zero Point Vibrational Energy (zpe) 2321.4 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 BLYP/TZVP
ABC
24.99442 0.41676 0.40993

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.021 1.519 0.000
Br2 0.021 -0.322 0.000
H3 -0.859 2.166 0.000

Atom - Atom Distances (Å)
  C1 Br2 H3
C11.84161.0924
Br21.84162.6396
H31.09242.6396

picture of bromomethylene state 2 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.215      
2 Br 0.061      
3 H 0.153      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.835 -0.127 0.000 0.844
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.550 -1.934 0.000
y -1.934 -22.930 0.000
z 0.000 0.000 -25.811
Traceless
 xyz
x -0.179 -1.934 0.000
y -1.934 2.250 0.000
z 0.000 0.000 -2.071
Polar
3z2-r2-4.142
x2-y2-1.620
xy-1.934
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.889 -0.127 0.000
y -0.127 6.557 0.000
z 0.000 0.000 2.659


<r2> (average value of r2) Å2
<r2> 38.192
(<r2>)1/2 6.180