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All results from a given calculation for C6H5Br (bromobenzene)

using model chemistry: B1B95/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B1B95/6-31+G**
 hartrees
Energy at 0K-2803.607736
Energy at 298.15K-2803.615853
Nuclear repulsion energy432.798404
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 B1B95/6-31+G**
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 3239 3098 2.51      
2 A1 3228 3088 12.22      
3 A1 3205 3066 0.31      
4 A1 1650 1578 29.86      
5 A1 1514 1448 38.30      
6 A1 1201 1149 0.01      
7 A1 1104 1056 22.25      
8 A1 1051 1005 12.47      
9 A1 983 940 19.59      
10 A1 678 649 19.03      
11 A1 325 311 1.44      
12 A2 990 947 0.00      
13 A2 852 815 0.00      
14 A2 418 400 0.00      
15 B1 1016 972 0.20      
16 B1 940 899 2.21      
17 B1 787 753 21.98      
18 B1 723 692 58.53      
19 B1 538 515 13.61      
20 B1 200 192 0.23      
21 B2 3236 3096 5.97      
22 B2 3214 3074 9.16      
23 B2 1653 1581 1.67      
24 B2 1480 1416 7.15      
25 B2 1372 1312 0.57      
26 B2 1331 1273 0.48      
27 B2 1181 1130 0.02      
28 B2 1102 1055 5.62      
29 B2 610 584 0.25      
30 B2 247 236 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 20033.5 cm-1
Scaled (by 0.9566) Zero Point Vibrational Energy (zpe) 19164.0 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 B1B95/6-31+G**
ABC
0.19065 0.03336 0.02839

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31+G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Br1 0.000 0.000 1.793
C2 0.000 0.000 -0.090
C3 0.000 1.211 -0.772
C4 0.000 -1.211 -0.772
C5 0.000 1.202 -2.164
C6 0.000 -1.202 -2.164
C7 0.000 0.000 -2.865
H8 0.000 2.145 -0.223
H9 0.000 -2.145 -0.223
H10 0.000 2.145 -2.700
H11 0.000 -2.145 -2.700
H12 0.000 0.000 -3.949

Atom - Atom Distances (Å)
  Br1 C2 C3 C4 C5 C6 C7 H8 H9 H10 H11 H12
Br11.88342.83662.83664.13564.13564.65762.94372.94374.97904.97905.7419
C21.88341.38961.38962.39692.39692.77422.14892.14893.37833.37833.8585
C32.83661.38962.42171.39182.78562.41751.08343.40032.14243.87053.3996
C42.83661.38962.42172.78561.39182.41753.40031.08343.87052.14243.3996
C54.13562.39691.39182.78562.40431.39142.15763.86901.08493.39012.1520
C64.13562.39692.78561.39182.40431.39143.86902.15763.39011.08492.1520
C74.65762.77422.41752.41751.39141.39143.40253.40252.15162.15161.0843
H82.94372.14891.08343.40032.15763.86903.40254.28972.47694.95384.2989
H92.94372.14893.40031.08343.86902.15763.40254.28974.95382.47694.2989
H104.97903.37832.14243.87051.08493.39012.15162.47694.95384.29062.4823
H114.97903.37833.87052.14243.39011.08492.15164.95382.47694.29062.4823
H125.74193.85853.39963.39962.15202.15201.08434.29894.29892.48232.4823

picture of bromobenzene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br1 C2 C3 119.383 Br1 C2 C4 119.383
C2 C3 C5 119.025 C2 C3 H8 120.170
C2 C4 C6 119.025 C2 C4 H9 120.170
C3 C2 C4 121.233 C3 C5 C7 120.591
C3 C5 H10 119.254 C4 C6 C7 120.591
C4 C6 H11 119.254 C5 C3 H8 120.805
C5 C7 C6 119.536 C5 C7 H12 120.232
C6 C4 H9 120.805 C6 C7 H12 120.232
C7 C5 H10 120.155 C7 C6 H11 120.155
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Br -0.073      
2 C 0.152      
3 C -0.355      
4 C -0.355      
5 C 0.056      
6 C 0.056      
7 C -0.265      
8 H 0.163      
9 H 0.163      
10 H 0.153      
11 H 0.153      
12 H 0.151      


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 -1.798 1.798
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -57.337 0.000 0.000
y 0.000 -48.038 0.000
z 0.000 0.000 -48.732
Traceless
 xyz
x -8.952 0.000 0.000
y 0.000 4.996 0.000
z 0.000 0.000 3.955
Polar
3z2-r27.911
x2-y2-9.299
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.502 0.000 0.000
y 0.000 12.893 0.000
z 0.000 0.000 17.593


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