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All results from a given calculation for C6H5Br (bromobenzene)

using model chemistry: MP2=FULL/6-31G(2df,p)

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(2df,p)
 hartrees
Energy at 0K-2801.403285
Energy at 298.15K-2801.411359
Nuclear repulsion energy436.182977
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(2df,p)
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 3273 3076 2.99      
2 A1 3263 3067 4.10      
3 A1 3242 3047 0.18      
4 A1 1635 1537 19.00      
5 A1 1513 1422 34.69      
6 A1 1215 1142 0.01      
7 A1 1128 1060 18.93      
8 A1 1050 987 8.87      
9 A1 1009 949 8.70      
10 A1 691 650 11.65      
11 A1 339 319 0.35      
12 A2 959 902 0.00      
13 A2 864 812 0.00      
14 A2 418 393 0.00      
15 B1 985 926 0.07      
16 B1 924 869 1.42      
17 B1 765 719 50.44      
18 B1 711 668 9.25      
19 B1 475 447 5.49      
20 B1 176 166 0.27      
21 B2 3269 3073 2.00      
22 B2 3250 3055 4.34      
23 B2 1635 1536 1.96      
24 B2 1481 1392 4.96      
25 B2 1468 1379 4.92      
26 B2 1337 1257 1.31      
27 B2 1193 1121 0.12      
28 B2 1106 1039 3.73      
29 B2 615 578 0.20      
30 B2 261 245 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 20125.1 cm-1
Scaled (by 0.9399) Zero Point Vibrational Energy (zpe) 18915.6 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(2df,p)
ABC
0.19101 0.03406 0.02890

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-31G(2df,p)

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Br1 0.000 0.000 1.772
C2 0.000 0.000 -0.072
C3 0.000 1.209 -0.756
C4 0.000 -1.209 -0.756
C5 0.000 1.202 -2.146
C6 0.000 -1.202 -2.146
C7 0.000 0.000 -2.844
H8 0.000 2.139 -0.204
H9 0.000 -2.139 -0.204
H10 0.000 2.143 -2.681
H11 0.000 -2.143 -2.681
H12 0.000 0.000 -3.925

Atom - Atom Distances (Å)
  Br1 C2 C3 C4 C5 C6 C7 H8 H9 H10 H11 H12
Br11.84352.80242.80244.09774.09774.61532.91222.91224.94164.94165.6970
C21.84351.38961.38962.39712.39712.77182.14322.14323.37643.37643.8535
C32.80241.38962.41851.38942.78302.41221.08133.39362.13933.86533.3918
C42.80241.38962.41852.78301.38942.41223.39361.08133.86532.13933.3918
C54.09772.39711.38942.78302.40421.39002.15563.86421.08233.38732.1475
C64.09772.39712.78301.38942.40421.39003.86422.15563.38731.08232.1475
C74.61532.77182.41222.41221.39001.39003.39723.39722.14872.14871.0817
H82.91222.14321.08133.39362.15563.86423.39724.27822.47684.94654.2919
H92.91222.14323.39361.08133.86422.15563.39724.27824.94652.47684.2919
H104.94163.37642.13933.86531.08233.38732.14872.47684.94654.28512.4775
H114.94163.37643.86532.13933.38731.08232.14874.94652.47684.28512.4775
H125.69703.85353.39183.39182.14752.14751.08174.29194.29192.47752.4775

picture of bromobenzene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br1 C2 C3 119.512 Br1 C2 C4 119.512
C2 C3 C5 119.217 C2 C3 H8 119.797
C2 C4 C6 119.217 C2 C4 H9 119.797
C3 C2 C4 120.976 C3 C5 C7 120.431
C3 C5 H10 119.363 C4 C6 C7 120.431
C4 C6 H11 119.363 C5 C3 H8 120.986
C5 C7 C6 119.728 C5 C7 H12 120.136
C6 C4 H9 120.986 C6 C7 H12 120.136
C7 C5 H10 120.206 C7 C6 H11 120.206
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability