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All results from a given calculation for C6H5Br (bromobenzene)

using model chemistry: HF/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at HF/6-31G*
 hartrees
Energy at 0K-2800.010335
Energy at 298.15K-2800.018727
HF Energy-2800.010335
Nuclear repulsion energy432.987143
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 HF/6-31G*
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 3405 3059 2.28      
2 A1 3388 3044 25.40      
3 A1 3363 3022 0.00      
4 A1 1786 1605 21.80      
5 A1 1652 1484 41.89      
6 A1 1300 1168 0.00      
7 A1 1178 1058 22.14      
8 A1 1117 1004 21.17      
9 A1 1088 978 10.42      
10 A1 728 654 22.79      
11 A1 341 306 2.21      
12 A2 1109 997 0.00      
13 A2 956 859 0.00      
14 A2 458 411 0.00      
15 B1 1133 1018 0.21      
16 B1 1048 941 3.08      
17 B1 843 757 60.94      
18 B1 769 691 19.80      
19 B1 520 467 6.64      
20 B1 191 172 0.28      
21 B2 3403 3057 12.19      
22 B2 3375 3032 14.59      
23 B2 1784 1603 2.15      
24 B2 1609 1446 11.33      
25 B2 1467 1318 1.35      
26 B2 1330 1195 0.45      
27 B2 1210 1087 1.08      
28 B2 1179 1059 1.17      
29 B2 675 606 0.19      
30 B2 274 246 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 21337.5 cm-1
Scaled (by 0.8985) Zero Point Vibrational Energy (zpe) 19171.7 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 HF/6-31G*
ABC
0.19225 0.03328 0.02837

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/6-31G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Br1 0.000 0.000 1.798
C2 0.000 0.000 -0.103
C3 0.000 1.206 -0.780
C4 0.000 -1.206 -0.780
C5 0.000 1.199 -2.165
C6 0.000 -1.199 -2.165
C7 0.000 0.000 -2.860
H8 0.000 2.130 -0.235
H9 0.000 -2.130 -0.235
H10 0.000 2.133 -2.698
H11 0.000 -2.133 -2.698
H12 0.000 0.000 -3.935

Atom - Atom Distances (Å)
  Br1 C2 C3 C4 C5 C6 C7 H8 H9 H10 H11 H12
Br11.90022.84542.84544.14034.14034.65752.94482.94484.97614.97615.7325
C21.90021.38271.38272.38592.38592.75732.13462.13463.35943.35943.8323
C32.84541.38272.41101.38562.77502.40411.07323.38012.13073.85013.3775
C42.84541.38272.41102.77501.38562.40413.38011.07323.85012.13073.3775
C54.14032.38591.38562.77502.39771.38552.14303.84821.07513.37382.1373
C64.14032.38592.77501.38562.39771.38553.84822.14303.37381.07512.1373
C74.65752.75732.40412.40411.38551.38553.38033.38032.13872.13871.0750
H82.94482.13461.07323.38012.14303.84823.38034.26082.46294.92334.2690
H92.94482.13463.38011.07323.84822.14303.38034.26084.92332.46294.2690
H104.97613.35942.13073.85011.07513.37382.13872.46294.92334.26522.4652
H114.97613.35943.85012.13073.37381.07512.13874.92332.46294.26522.4652
H125.73253.83233.37753.37752.13732.13731.07504.26904.26902.46522.4652

picture of bromobenzene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br1 C2 C3 119.327 Br1 C2 C4 119.327
C2 C3 C5 119.052 C2 C3 H8 120.192
C2 C4 C6 119.052 C2 C4 H9 120.192
C3 C2 C4 121.345 C3 C5 C7 120.359
C3 C5 H10 119.439 C4 C6 C7 120.359
C4 C6 H11 119.439 C5 C3 H8 120.756
C5 C7 C6 119.833 C5 C7 H12 120.083
C6 C4 H9 120.756 C6 C7 H12 120.083
C7 C5 H10 120.202 C7 C6 H11 120.202
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Br -0.122      
2 C -0.004      
3 C -0.188      
4 C -0.188      
5 C -0.197      
6 C -0.197      
7 C -0.198      
8 H 0.229      
9 H 0.229      
10 H 0.212      
11 H 0.212      
12 H 0.210      


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 -2.120 2.120
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -57.277 0.000 0.000
y 0.000 -47.616 0.000
z 0.000 0.000 -48.546
Traceless
 xyz
x -9.196 0.000 0.000
y 0.000 5.295 0.000
z 0.000 0.000 3.900
Polar
3z2-r27.800
x2-y2-9.661
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.554 0.000 0.000
y 0.000 11.118 0.000
z 0.000 0.000 15.274


<r2> (average value of r2) Å2
<r2> 340.757
(<r2>)1/2 18.460