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All results from a given calculation for C6H5Br (bromobenzene)

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

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B1B95/6-31G**
 hartrees
Energy at 0K-2803.579174
Energy at 298.15K-2803.587173
Nuclear repulsion energy432.400197
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 B1B95/6-31G**
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 3242 3095 2.31      
2 A1 3230 3084 13.66      
3 A1 3208 3063 0.10      
4 A1 1655 1580 24.89      
5 A1 1517 1449 38.11      
6 A1 1201 1147 0.01      
7 A1 1102 1052 22.17      
8 A1 1054 1006 10.70      
9 A1 1002 957 17.70      
10 A1 675 645 20.00      
11 A1 322 307 1.91      
12 A2 984 940 0.00      
13 A2 854 816 0.00      
14 A2 416 397 0.00      
15 B1 1008 962 0.21      
16 B1 931 889 2.29      
17 B1 761 727 44.39      
18 B1 708 676 18.97      
19 B1 474 452 6.11      
20 B1 174 166 0.27      
21 B2 3239 3093 6.11      
22 B2 3217 3071 9.17      
23 B2 1661 1586 1.99      
24 B2 1487 1420 7.47      
25 B2 1373 1311 0.41      
26 B2 1333 1273 0.60      
27 B2 1184 1130 0.06      
28 B2 1105 1055 4.43      
29 B2 615 588 0.25      
30 B2 246 235 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 19987.9 cm-1
Scaled (by 0.9548) Zero Point Vibrational Energy (zpe) 19084.4 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 B1B95/6-31G**
ABC
0.19053 0.03329 0.02834

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Br1 0.000 0.000 1.796
C2 0.000 0.000 -0.097
C3 0.000 1.211 -0.775
C4 0.000 -1.211 -0.775
C5 0.000 1.203 -2.166
C6 0.000 -1.203 -2.166
C7 0.000 0.000 -2.863
H8 0.000 2.143 -0.223
H9 0.000 -2.143 -0.223
H10 0.000 2.145 -2.703
H11 0.000 -2.145 -2.703
H12 0.000 0.000 -3.947

Atom - Atom Distances (Å)
  Br1 C2 C3 C4 C5 C6 C7 H8 H9 H10 H11 H12
Br11.89252.84242.84244.14074.14074.65932.94412.94414.98444.98445.7434
C21.89251.38861.38862.39392.39392.76682.14652.14653.37593.37593.8510
C32.84241.38862.42251.39072.78622.41381.08303.39922.14213.87073.3954
C42.84241.38862.42252.78621.39072.41383.39921.08303.87072.14213.3954
C54.14072.39391.39072.78622.40611.39052.15843.86911.08453.39112.1495
C64.14072.39392.78621.39072.40611.39053.86912.15843.39111.08452.1495
C74.65932.76682.41382.41381.39051.39053.40043.40042.15122.15121.0842
H82.94412.14651.08303.39922.15843.86913.40044.28562.48024.95364.2969
H92.94412.14653.39921.08303.86912.15843.40044.28564.95362.48024.2969
H104.98443.37592.14213.87071.08453.39112.15122.48024.95364.29052.4800
H114.98443.37593.87072.14213.39111.08452.15124.95362.48024.29052.4800
H125.74343.85103.39543.39542.14952.14951.08424.29694.29692.48002.4800

picture of bromobenzene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br1 C2 C3 119.271 Br1 C2 C4 119.271
C2 C3 C5 118.933 C2 C3 H8 120.060
C2 C4 C6 118.933 C2 C4 H9 120.060
C3 C2 C4 121.457 C3 C5 C7 120.432
C3 C5 H10 119.345 C4 C6 C7 120.432
C4 C6 H11 119.345 C5 C3 H8 121.007
C5 C7 C6 119.814 C5 C7 H12 120.093
C6 C4 H9 121.007 C6 C7 H12 120.093
C7 C5 H10 120.223 C7 C6 H11 120.223
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Br -0.114      
2 C 0.007      
3 C -0.096      
4 C -0.096      
5 C -0.114      
6 C -0.114      
7 C -0.105      
8 H 0.134      
9 H 0.134      
10 H 0.122      
11 H 0.122      
12 H 0.119      


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 -1.773 1.773
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -55.817 0.000 0.000
y 0.000 -47.084 0.000
z 0.000 0.000 -47.603
Traceless
 xyz
x -8.474 0.000 0.000
y 0.000 4.626 0.000
z 0.000 0.000 3.848
Polar
3z2-r27.696
x2-y2-8.733
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.676 0.000 0.000
y 0.000 11.612 0.000
z 0.000 0.000 16.184


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