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All results from a given calculation for C6H5Br (bromobenzene)

using model chemistry: CISD/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 CISD/6-31G
 hartrees
Energy at 0K-2800.296145
Energy at 298.15K-2800.304324
Nuclear repulsion energy427.260836
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 CISD/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 3295 3090 6.01      
2 A1 3277 3073 17.45      
3 A1 3252 3049 0.04      
4 A1 1705 1599 24.67      
5 A1 1589 1490 33.08      
6 A1 1278 1199 0.01      
7 A1 1149 1078 17.65      
8 A1 1088 1021 26.52      
9 A1 1064 998 4.23      
10 A1 712 668 19.13      
11 A1 326 305 1.85      
12 A2 1011 948 0.00      
13 A2 902 846 0.00      
14 A2 438 411 0.00      
15 B1 983 922 0.11      
16 B1 970 910 4.36      
17 B1 793 744 75.12      
18 B1 697 654 18.15      
19 B1 498 467 10.26      
20 B1 187 176 0.44      
21 B2 3289 3084 14.86      
22 B2 3263 3060 9.90      
23 B2 1705 1599 2.28      
24 B2 1548 1452 9.37      
25 B2 1426 1337 1.03      
26 B2 1325 1242 0.58      
27 B2 1245 1168 0.02      
28 B2 1150 1079 2.62      
29 B2 665 624 0.23      
30 B2 244 229 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 20536.6 cm-1
Scaled (by 0.9378) Zero Point Vibrational Energy (zpe) 19259.2 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 CISD/6-31G
ABC
0.18878 0.03229 0.02757

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Br1 0.000 0.000 1.827
C2 0.000 0.000 -0.114
C3 0.000 1.215 -0.797
C4 0.000 -1.215 -0.797
C5 0.000 1.212 -2.197
C6 0.000 -1.212 -2.197
C7 0.000 0.000 -2.899
H8 0.000 2.147 -0.246
H9 0.000 -2.147 -0.246
H10 0.000 2.154 -2.733
H11 0.000 -2.154 -2.733
H12 0.000 0.000 -3.983

Atom - Atom Distances (Å)
  Br1 C2 C3 C4 C5 C6 C7 H8 H9 H10 H11 H12
Br11.94092.89082.89084.20184.20184.72542.98352.98355.04275.04275.8093
C21.94091.39321.39322.40932.40932.78452.15052.15053.39073.39073.8684
C32.89081.39322.42931.40002.80152.42791.08263.40602.15223.88553.4098
C42.89081.39322.42932.80151.40002.42793.40601.08263.88552.15223.4098
C54.20182.40931.40002.80152.42381.40062.16333.88401.08403.40832.1584
C64.20182.40932.80151.40002.42381.40063.88402.16333.40831.08402.1584
C74.72542.78452.42792.42791.40061.40063.41283.41282.16032.16031.0839
H82.98352.15051.08263.40602.16333.88403.41284.29302.48744.96804.3097
H92.98352.15053.40601.08263.88402.16333.41284.29304.96802.48744.3097
H105.04273.39072.15223.88551.08403.40832.16032.48744.96804.30782.4902
H115.04273.39073.88552.15223.40831.08402.16034.96802.48744.30782.4902
H125.80933.86843.40983.40982.15842.15841.08394.30974.30972.49022.4902

picture of bromobenzene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br1 C2 C3 119.324 Br1 C2 C4 119.324
C2 C3 C5 119.211 C2 C3 H8 120.081
C2 C4 C6 119.211 C2 C4 H9 120.081
C3 C2 C4 121.353 C3 C5 C7 120.201
C3 C5 H10 119.544 C4 C6 C7 120.201
C4 C6 H11 119.544 C5 C3 H8 120.708
C5 C7 C6 119.824 C5 C7 H12 120.088
C6 C4 H9 120.708 C6 C7 H12 120.088
C7 C5 H10 120.255 C7 C6 H11 120.255
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability