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All results from a given calculation for C6H5Br (bromobenzene)

using model chemistry: MP2/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at MP2/6-311G**
 hartrees
Energy at 0K-2803.483339
Energy at 298.15K-2803.490922
Nuclear repulsion energy430.239620
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 MP2/6-311G**
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 3078 4.83      
2 A1 3229 3069 8.22      
3 A1 3208 3048 0.16      
4 A1 1624 1543 22.70      
5 A1 1502 1427 35.20      
6 A1 1201 1141 0.03      
7 A1 1100 1045 19.99      
8 A1 1039 987 13.03      
9 A1 1001 951 13.62      
10 A1 681 647 14.52      
11 A1 323 307 0.85      
12 A2 899 854 0.00      
13 A2 816 775 0.00      
14 A2 388 369 0.00      
15 B1 894 850 0.02      
16 B1 853 811 0.22      
17 B1 715 680 86.28      
18 B1 431 410 6.68      
19 B1 328 312 0.05      
20 B1 163 155 0.53      
21 B2 3236 3075 6.16      
22 B2 3217 3056 6.65      
23 B2 1627 1546 2.02      
24 B2 1469 1396 7.58      
25 B2 1443 1371 0.39      
26 B2 1326 1260 0.64      
27 B2 1181 1122 0.10      
28 B2 1097 1042 3.58      
29 B2 616 585 0.24      
30 B2 251 239 0.02      

Unscaled Zero Point Vibrational Energy (zpe) 19548.7 cm-1
Scaled (by 0.9502) Zero Point Vibrational Energy (zpe) 18575.2 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 MP2/6-311G**
ABC
0.18850 0.03295 0.02805

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-311G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Br1 0.000 0.000 1.805
C2 0.000 0.000 -0.093
C3 0.000 1.218 -0.779
C4 0.000 -1.218 -0.779
C5 0.000 1.209 -2.178
C6 0.000 -1.209 -2.178
C7 0.000 0.000 -2.880
H8 0.000 2.154 -0.229
H9 0.000 -2.154 -0.229
H10 0.000 2.153 -2.715
H11 0.000 -2.153 -2.715
H12 0.000 0.000 -3.966

Atom - Atom Distances (Å)
  Br1 C2 C3 C4 C5 C6 C7 H8 H9 H10 H11 H12
Br11.89802.85642.85644.16194.16194.68472.96212.96215.00695.00695.7705
C21.89801.39801.39802.40982.40982.78672.15812.15813.39303.39303.8725
C32.85641.39802.43681.39882.80202.42901.08513.41672.15063.88843.4120
C42.85641.39802.43682.80201.39882.42903.41671.08513.88842.15063.4120
C54.16192.40981.39882.80202.41901.39872.16553.88701.08633.40552.1589
C64.16192.40982.80201.39882.41901.39873.88702.16553.40551.08632.1589
C74.68472.78672.42902.42901.39871.39873.41583.41582.15952.15951.0858
H82.96212.15811.08513.41672.16553.88703.41584.30762.48674.97344.3132
H92.96212.15813.41671.08513.88702.16553.41584.30764.97342.48674.3132
H105.00693.39302.15063.88841.08633.40552.15952.48674.97344.30652.4899
H115.00693.39303.88842.15063.40551.08632.15954.97342.48674.30652.4899
H125.77053.87253.41203.41202.15892.15891.08584.31324.31322.48992.4899

picture of bromobenzene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br1 C2 C3 119.361 Br1 C2 C4 119.361
C2 C3 C5 118.996 C2 C3 H8 120.189
C2 C4 C6 118.996 C2 C4 H9 120.189
C3 C2 C4 121.278 C3 C5 C7 120.513
C3 C5 H10 119.319 C4 C6 C7 120.513
C4 C6 H11 119.319 C5 C3 H8 120.815
C5 C7 C6 119.706 C5 C7 H12 120.147
C6 C4 H9 120.815 C6 C7 H12 120.147
C7 C5 H10 120.168 C7 C6 H11 120.168
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability