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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-2799.804092
Energy at 298.15K-2799.812624
Nuclear repulsion energy430.609241
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 3408 3077 5.37      
2 A1 3390 3061 19.96      
3 A1 3364 3038 0.08      
4 A1 1788 1614 25.22      
5 A1 1665 1503 41.39      
6 A1 1328 1199 0.00      
7 A1 1190 1075 22.52      
8 A1 1141 1030 38.21      
9 A1 1111 1003 0.03      
10 A1 742 670 26.75      
11 A1 337 305 3.08      
12 A2 1174 1060 0.00      
13 A2 999 902 0.00      
14 A2 477 430 0.00      
15 B1 1210 1092 0.85      
16 B1 1113 1005 4.47      
17 B1 886 800 54.86      
18 B1 805 726 53.88      
19 B1 546 493 13.55      
20 B1 201 182 0.46      
21 B2 3404 3074 12.35      
22 B2 3376 3049 12.16      
23 B2 1789 1616 2.33      
24 B2 1623 1466 12.22      
25 B2 1499 1353 1.44      
26 B2 1371 1238 1.02      
27 B2 1282 1158 0.33      
28 B2 1196 1080 2.35      
29 B2 700 632 0.27      
30 B2 255 230 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 21686.1 cm-1
Scaled (by 0.9029) Zero Point Vibrational Energy (zpe) 19580.4 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 HF/6-31G
ABC
0.19201 0.03278 0.02800

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 1.814
C2 0.000 0.000 -0.119
C3 0.000 1.205 -0.792
C4 0.000 -1.205 -0.792
C5 0.000 1.201 -2.180
C6 0.000 -1.201 -2.180
C7 0.000 0.000 -2.874
H8 0.000 2.127 -0.247
H9 0.000 -2.127 -0.247
H10 0.000 2.133 -2.711
H11 0.000 -2.133 -2.711
H12 0.000 0.000 -3.947

Atom - Atom Distances (Å)
  Br1 C2 C3 C4 C5 C6 C7 H8 H9 H10 H11 H12
Br11.93252.87102.87104.17014.17014.68812.96192.96195.00245.00245.7605
C21.93251.38061.38062.38542.38542.75562.13112.13113.35703.35703.8281
C32.87101.38062.41061.38752.77802.40611.07093.37682.13163.85053.3772
C42.87101.38062.41062.77801.38752.40613.37681.07093.85052.13163.3772
C54.17012.38541.38752.77802.40281.38792.14263.84881.07253.37632.1370
C64.17012.38542.77801.38752.40281.38793.84882.14263.37631.07252.1370
C74.68812.75562.40612.40611.38791.38793.38043.38042.13902.13901.0724
H82.96192.13111.07093.37682.14263.84883.38044.25452.46404.92124.2675
H92.96192.13113.37681.07093.84882.14263.38044.25454.92122.46404.2675
H105.00243.35702.13163.85051.07253.37632.13902.46404.92124.26552.4648
H115.00243.35703.85052.13163.37631.07252.13904.92122.46404.26552.4648
H125.76053.82813.37723.37722.13702.13701.07244.26754.26752.46482.4648

picture of bromobenzene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br1 C2 C3 119.187 Br1 C2 C4 119.187
C2 C3 C5 119.025 C2 C3 H8 120.237
C2 C4 C6 119.025 C2 C4 H9 120.237
C3 C2 C4 121.626 C3 C5 C7 120.207
C3 C5 H10 119.561 C4 C6 C7 120.207
C4 C6 H11 119.561 C5 C3 H8 120.738
C5 C7 C6 119.910 C5 C7 H12 120.045
C6 C4 H9 120.738 C6 C7 H12 120.045
C7 C5 H10 120.232 C7 C6 H11 120.232
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Br 0.145      
2 C -0.374      
3 C -0.139      
4 C -0.139      
5 C -0.196      
6 C -0.196      
7 C -0.194      
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 -2.356 2.356
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -57.909 0.000 0.000
y 0.000 -47.825 0.000
z 0.000 0.000 -49.478
Traceless
 xyz
x -9.258 0.000 0.000
y 0.000 5.869 0.000
z 0.000 0.000 3.389
Polar
3z2-r26.778
x2-y2-10.084
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.176 0.000 0.000
y 0.000 10.305 0.000
z 0.000 0.000 14.915


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