return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for C6H5Br (bromobenzene)

using model chemistry: MP3/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at MP3/6-31G*
 hartrees
Energy at 0K-2800.909524
Energy at 298.15K-2800.917415
Nuclear repulsion energy430.181384
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 MP3/6-31G*
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 3269 3069 2.80      
2 A1 3257 3057 13.12      
3 A1 3236 3037 0.00      
4 A1 1689 1585 19.90      
5 A1 1557 1461 37.51      
6 A1 1238 1162 0.01      
7 A1 1123 1054 13.36      
8 A1 1068 1002 13.13      
9 A1 1025 962 16.79      
10 A1 691 649 17.42      
11 A1 324 304 1.48      
12 A2 928 871 0.00      
13 A2 849 796 0.00      
14 A2 408 383 0.00      
15 B1 917 861 0.16      
16 B1 890 836 1.26      
17 B1 746 700 79.14      
18 B1 568 533 0.62      
19 B1 461 432 5.41      
20 B1 174 163 0.29      
21 B2 3267 3067 6.11      
22 B2 3245 3046 8.54      
23 B2 1689 1585 2.17      
24 B2 1520 1427 9.89      
25 B2 1374 1290 0.96      
26 B2 1306 1226 0.23      
27 B2 1209 1135 0.00      
28 B2 1130 1061 3.40      
29 B2 636 597 0.24      
30 B2 258 242 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 20025.0 cm-1
Scaled (by 0.9386) Zero Point Vibrational Energy (zpe) 18795.4 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 MP3/6-31G*
ABC
0.18923 0.03290 0.02803

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/6-31G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Br1 0.000 0.000 1.808
C2 0.000 0.000 -0.104
C3 0.000 1.216 -0.783
C4 0.000 -1.216 -0.783
C5 0.000 1.207 -2.178
C6 0.000 -1.207 -2.178
C7 0.000 0.000 -2.877
H8 0.000 2.149 -0.230
H9 0.000 -2.149 -0.230
H10 0.000 2.151 -2.716
H11 0.000 -2.151 -2.716
H12 0.000 0.000 -3.963

Atom - Atom Distances (Å)
  Br1 C2 C3 C4 C5 C6 C7 H8 H9 H10 H11 H12
Br11.91142.86152.86154.16424.16424.68442.96172.96175.00895.00895.7704
C21.91141.39251.39252.39982.39982.77302.15292.15293.38373.38373.8590
C32.86151.39252.43141.39502.79592.42131.08483.41002.14763.88213.4045
C42.86151.39252.43142.79591.39502.42133.41001.08483.88212.14763.4045
C54.16422.39981.39502.79592.41461.39512.16343.88061.08623.40082.1550
C64.16422.39982.79591.39502.41461.39513.88062.16343.40081.08622.1550
C74.68442.77302.42132.42131.39511.39513.40933.40932.15662.15661.0860
H82.96172.15291.08483.41002.16343.88063.40934.29842.48604.96674.3071
H92.96172.15293.41001.08483.88062.16343.40934.29844.96672.48604.3071
H105.00893.38372.14763.88211.08623.40082.15662.48604.96674.30132.4858
H115.00893.38373.88212.14763.40081.08622.15664.96672.48604.30132.4858
H125.77043.85903.40453.40452.15502.15501.08604.30714.30712.48582.4858

picture of bromobenzene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br1 C2 C3 119.183 Br1 C2 C4 119.183
C2 C3 C5 118.837 C2 C3 H8 120.193
C2 C4 C6 118.837 C2 C4 H9 120.193
C3 C2 C4 121.634 C3 C5 C7 120.418
C3 C5 H10 119.368 C4 C6 C7 120.418
C4 C6 H11 119.368 C5 C3 H8 120.971
C5 C7 C6 119.858 C5 C7 H12 120.071
C6 C4 H9 120.971 C6 C7 H12 120.071
C7 C5 H10 120.215 C7 C6 H11 120.215
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability