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All results from a given calculation for C6H5Br (bromobenzene)

using model chemistry: MP2=FULL/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 MP2=FULL/6-31G**
 hartrees
Energy at 0K-2800.978766
Energy at 298.15K-2800.986639
Nuclear repulsion energy431.085365
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 MP2=FULL/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 3293 3077 4.54      
2 A1 3283 3067 9.79      
3 A1 3262 3048 0.09      
4 A1 1660 1552 20.99      
5 A1 1538 1437 33.73      
6 A1 1226 1146 0.00      
7 A1 1115 1041 16.30      
8 A1 1056 987 13.17      
9 A1 1016 949 15.62      
10 A1 685 640 16.06      
11 A1 323 302 1.29      
12 A2 928 868 0.00      
13 A2 846 790 0.00      
14 A2 404 378 0.00      
15 B1 923 863 0.02      
16 B1 889 831 1.09      
17 B1 743 694 69.47      
18 B1 540 505 0.33      
19 B1 457 427 4.84      
20 B1 173 162 0.25      
21 B2 3290 3074 5.85      
22 B2 3270 3056 7.38      
23 B2 1663 1554 2.05      
24 B2 1504 1405 7.72      
25 B2 1467 1371 0.05      
26 B2 1358 1269 0.87      
27 B2 1210 1131 0.12      
28 B2 1119 1046 3.14      
29 B2 626 585 0.21      
30 B2 255 239 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 20060.7 cm-1
Scaled (by 0.9344) Zero Point Vibrational Energy (zpe) 18744.7 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 MP2=FULL/6-31G**
ABC
0.18956 0.03306 0.02815

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-31G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Br1 0.000 0.000 1.803
C2 0.000 0.000 -0.099
C3 0.000 1.215 -0.779
C4 0.000 -1.215 -0.779
C5 0.000 1.207 -2.173
C6 0.000 -1.207 -2.173
C7 0.000 0.000 -2.873
H8 0.000 2.145 -0.229
H9 0.000 -2.145 -0.229
H10 0.000 2.146 -2.709
H11 0.000 -2.146 -2.709
H12 0.000 0.000 -3.954

Atom - Atom Distances (Å)
  Br1 C2 C3 C4 C5 C6 C7 H8 H9 H10 H11 H12
Br11.90132.85342.85344.15504.15504.67532.95412.95414.99624.99625.7564
C21.90131.39271.39272.39992.39992.77392.14872.14873.37933.37933.8551
C32.85341.39272.43031.39422.79432.42061.08033.40472.14283.87583.3992
C42.85341.39272.43032.79431.39422.42063.40471.08033.87582.14283.3992
C54.15502.39991.39422.79432.41301.39452.15913.87461.08153.39502.1507
C64.15502.39992.79431.39422.41301.39453.87462.15913.39501.08152.1507
C74.67532.77392.42062.42061.39451.39453.40443.40442.15212.15211.0811
H82.95412.14871.08033.40472.15913.87463.40444.28962.48054.95614.2983
H92.95412.14873.40471.08033.87462.15913.40444.28964.95612.48054.2983
H104.99623.37932.14283.87581.08153.39502.15212.48054.95614.29172.4806
H114.99623.37933.87582.14283.39501.08152.15214.95612.48054.29172.4806
H125.75643.85513.39923.39922.15072.15071.08114.29834.29832.48062.4806

picture of bromobenzene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br1 C2 C3 119.247 Br1 C2 C4 119.247
C2 C3 C5 118.891 C2 C3 H8 120.125
C2 C4 C6 118.891 C2 C4 H9 120.125
C3 C2 C4 121.507 C3 C5 C7 120.454
C3 C5 H10 119.353 C4 C6 C7 120.454
C4 C6 H11 119.353 C5 C3 H8 120.984
C5 C7 C6 119.804 C5 C7 H12 120.098
C6 C4 H9 120.984 C6 C7 H12 120.098
C7 C5 H10 120.193 C7 C6 H11 120.193
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability