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All results from a given calculation for C6H5Br (bromobenzene)

using model chemistry: MP2=FULL/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 MP2=FULL/6-31+G**
 hartrees
Energy at 0K-2801.016117
Energy at 298.15K-2801.023961
Nuclear repulsion energy431.382470
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/6-31+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 3286 3086 5.51      
2 A1 3276 3077 7.91      
3 A1 3255 3057 0.26      
4 A1 1652 1552 25.51      
5 A1 1531 1438 32.08      
6 A1 1224 1150 0.05      
7 A1 1115 1047 16.06      
8 A1 1050 987 14.09      
9 A1 995 934 18.05      
10 A1 686 645 14.94      
11 A1 326 306 0.91      
12 A2 917 861 0.00      
13 A2 832 782 0.00      
14 A2 395 371 0.00      
15 B1 902 847 0.28      
16 B1 870 817 0.55      
17 B1 734 689 92.04      
18 B1 523 491 13.27      
19 B1 435 409 0.36      
20 B1 193 182 0.22      
21 B2 3282 3083 5.93      
22 B2 3263 3065 7.27      
23 B2 1651 1551 1.64      
24 B2 1495 1404 6.70      
25 B2 1467 1377 0.15      
26 B2 1355 1272 0.80      
27 B2 1205 1132 0.06      
28 B2 1113 1046 4.37      
29 B2 620 583 0.22      
30 B2 254 239 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 19951.0 cm-1
Scaled (by 0.9392) Zero Point Vibrational Energy (zpe) 18738.0 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 MP2=FULL/6-31+G**
ABC
0.18951 0.03312 0.02820

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Br1 0.000 0.000 1.800
C2 0.000 0.000 -0.091
C3 0.000 1.215 -0.776
C4 0.000 -1.215 -0.776
C5 0.000 1.206 -2.172
C6 0.000 -1.206 -2.172
C7 0.000 0.000 -2.875
H8 0.000 2.148 -0.228
H9 0.000 -2.148 -0.228
H10 0.000 2.147 -2.707
H11 0.000 -2.147 -2.707
H12 0.000 0.000 -3.957

Atom - Atom Distances (Å)
  Br1 C2 C3 C4 C5 C6 C7 H8 H9 H10 H11 H12
Br11.89132.84772.84774.15064.15064.67482.95392.95394.99174.99175.7563
C21.89131.39461.39462.40472.40472.78352.15202.15203.38363.38363.8651
C32.84771.39462.43061.39622.79522.42581.08103.40712.14413.87733.4052
C42.84771.39462.43062.79521.39622.42583.40711.08103.87732.14413.4052
C54.15062.40471.39622.79522.41251.39632.15933.87621.08213.39562.1542
C64.15062.40472.79521.39622.41251.39633.87622.15933.39561.08212.1542
C74.67482.78352.42582.42581.39631.39633.40833.40832.15352.15351.0816
H82.95392.15201.08103.40712.15933.87623.40834.29522.47834.95834.3025
H92.95392.15203.40711.08103.87622.15933.40834.29524.95832.47834.3025
H104.99173.38362.14413.87731.08213.39562.15352.47834.95834.29392.4843
H114.99173.38363.87732.14413.39561.08212.15354.95832.47834.29392.4843
H125.75633.86513.40523.40522.15422.15421.08164.30254.30252.48432.4843

picture of bromobenzene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br1 C2 C3 119.375 Br1 C2 C4 119.375
C2 C3 C5 119.005 C2 C3 H8 120.219
C2 C4 C6 119.005 C2 C4 H9 120.219
C3 C2 C4 121.251 C3 C5 C7 120.612
C3 C5 H10 119.258 C4 C6 C7 120.612
C4 C6 H11 119.258 C5 C3 H8 120.776
C5 C7 C6 119.515 C5 C7 H12 120.242
C6 C4 H9 120.776 C6 C7 H12 120.242
C7 C5 H10 120.130 C7 C6 H11 120.130
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability