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All results from a given calculation for C6H5Br (bromobenzene)

using model chemistry: B3LYP/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 B3LYP/6-31G**
 hartrees
Energy at 0K-2803.361691
Energy at 298.15K-2803.369700
Nuclear repulsion energy429.791812
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 B3LYP/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 3222 3095 1.81      
2 A1 3208 3082 17.27      
3 A1 3186 3061 0.06      
4 A1 1636 1572 24.61      
5 A1 1518 1458 36.80      
6 A1 1204 1157 0.00      
7 A1 1090 1047 19.31      
8 A1 1044 1003 17.74      
9 A1 1011 971 15.55      
10 A1 678 652 21.30      
11 A1 316 303 2.58      
12 A2 980 941 0.00      
13 A2 853 820 0.00      
14 A2 420 404 0.00      
15 B1 1005 965 0.25      
16 B1 930 894 2.21      
17 B1 761 731 41.85      
18 B1 708 680 15.56      
19 B1 476 458 5.15      
20 B1 174 167 0.20      
21 B2 3220 3093 7.31      
22 B2 3195 3070 11.30      
23 B2 1640 1575 2.12      
24 B2 1485 1426 6.80      
25 B2 1353 1300 0.97      
26 B2 1333 1281 0.10      
27 B2 1187 1141 0.08      
28 B2 1102 1059 3.43      
29 B2 627 603 0.23      
30 B2 253 243 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 19905.7 cm-1
Scaled (by 0.9608) Zero Point Vibrational Energy (zpe) 19125.4 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 B3LYP/6-31G**
ABC
0.18917 0.03282 0.02797

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Br1 0.000 0.000 1.810
C2 0.000 0.000 -0.104
C3 0.000 1.216 -0.785
C4 0.000 -1.216 -0.785
C5 0.000 1.208 -2.180
C6 0.000 -1.208 -2.180
C7 0.000 0.000 -2.880
H8 0.000 2.149 -0.233
H9 0.000 -2.149 -0.233
H10 0.000 2.151 -2.718
H11 0.000 -2.151 -2.718
H12 0.000 0.000 -3.966

Atom - Atom Distances (Å)
  Br1 C2 C3 C4 C5 C6 C7 H8 H9 H10 H11 H12
Br11.91362.86532.86534.16924.16924.69052.96562.96565.01305.01305.7761
C21.91361.39351.39352.40242.40242.77682.15322.15323.38573.38573.8624
C32.86531.39352.43151.39592.79662.42291.08423.40992.14783.88263.4058
C42.86531.39352.43152.79661.39592.42293.40991.08423.88262.14783.4058
C54.16922.40241.39592.79662.41531.39582.16293.88081.08603.40162.1556
C64.16922.40242.79661.39592.41531.39583.88082.16293.40161.08602.1556
C74.69052.77682.42292.42291.39581.39583.40983.40982.15742.15741.0856
H82.96562.15321.08423.40992.16293.88083.40984.29862.48474.96674.3073
H92.96562.15323.40991.08423.88082.16293.40984.29864.96672.48474.3073
H105.01303.38572.14783.88261.08603.40162.15742.48474.96674.30252.4871
H115.01303.38573.88262.14783.40161.08602.15744.96672.48474.30252.4871
H125.77613.86243.40583.40582.15562.15561.08564.30734.30732.48712.4871

picture of bromobenzene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br1 C2 C3 119.256 Br1 C2 C4 119.256
C2 C3 C5 118.925 C2 C3 H8 120.180
C2 C4 C6 118.925 C2 C4 H9 120.180
C3 C2 C4 121.488 C3 C5 C7 120.429
C3 C5 H10 119.336 C4 C6 C7 120.429
C4 C6 H11 119.336 C5 C3 H8 120.895
C5 C7 C6 119.805 C5 C7 H12 120.098
C6 C4 H9 120.895 C6 C7 H12 120.098
C7 C5 H10 120.235 C7 C6 H11 120.235
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Br -0.133      
2 C 0.052      
3 C -0.086      
4 C -0.086      
5 C -0.085      
6 C -0.085      
7 C -0.081      
8 H 0.109      
9 H 0.109      
10 H 0.097      
11 H 0.097      
12 H 0.093      


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 -1.808 1.808
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -55.879 0.000 0.000
y 0.000 -47.584 0.000
z 0.000 0.000 -48.158
Traceless
 xyz
x -8.008 0.000 0.000
y 0.000 4.435 0.000
z 0.000 0.000 3.573
Polar
3z2-r27.147
x2-y2-8.296
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.658 0.000 0.000
y 0.000 11.691 0.000
z 0.000 0.000 16.349


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000