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: MP2=FULL/cc-pVTZ

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/cc-pVTZ
 hartrees
Energy at 0K-2803.968651
Energy at 298.15K-2803.976751
HF Energy-2802.657183
Nuclear repulsion energy434.271702
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/cc-pVTZ
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 3264 3099 2.65      
2 A1 3249 3085 6.53      
3 A1 3217 3054 0.06      
4 A1 1637 1554 22.61      
5 A1 1514 1437 34.86      
6 A1 1211 1150 0.00      
7 A1 1114 1058 22.30      
8 A1 1052 998 13.92      
9 A1 1024 972 7.44      
10 A1 688 653 13.71      
11 A1 329 312 0.74      
12 A2 995 945 0.00      
13 A2 870 826 0.00      
14 A2 419 398 0.00      
15 B1 1004 953 0.07      
16 B1 942 894 2.38      
17 B1 776 737 59.29      
18 B1 716 679 16.72      
19 B1 481 457 8.37      
20 B1 175 166 0.41      
21 B2 3261 3096 2.75      
22 B2 3231 3067 5.54      
23 B2 1638 1556 2.00      
24 B2 1483 1408 5.11      
25 B2 1470 1395 2.71      
26 B2 1330 1263 0.92      
27 B2 1198 1138 0.14      
28 B2 1105 1049 4.30      
29 B2 620 588 0.22      
30 B2 250 237 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 20130.7 cm-1
Scaled (by 0.9494) Zero Point Vibrational Energy (zpe) 19112.1 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/cc-pVTZ
ABC
0.19175 0.03359 0.02858

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Br1 0.000 0.000 1.784
C2 0.000 0.000 -0.090
C3 0.000 1.208 -0.767
C4 0.000 -1.208 -0.767
C5 0.000 1.201 -2.155
C6 0.000 -1.201 -2.155
C7 0.000 0.000 -2.851
H8 0.000 2.133 -0.220
H9 0.000 -2.133 -0.220
H10 0.000 2.136 -2.688
H11 0.000 -2.136 -2.688
H12 0.000 0.000 -3.927

Atom - Atom Distances (Å)
  Br1 C2 C3 C4 C5 C6 C7 H8 H9 H10 H11 H12
Br11.87472.82292.82294.11794.11794.63512.92682.92684.95604.95605.7111
C21.87471.38461.38462.38812.38812.76042.13712.13713.36293.36293.8364
C32.82291.38462.41601.38762.77982.40861.07503.38572.13323.85633.3828
C42.82291.38462.41602.77981.38762.40863.38571.07503.85632.13323.3828
C54.11792.38811.38762.77982.40151.38802.14793.85471.07653.37892.1406
C64.11792.38812.77981.38762.40151.38803.85472.14793.37891.07652.1406
C74.63512.76042.40862.40861.38801.38803.38723.38722.14202.14201.0760
H82.92682.13711.07503.38572.14793.85473.38724.26632.46824.93124.2771
H92.92682.13713.38571.07503.85472.14793.38724.26634.93122.46824.2771
H104.95603.36292.13323.85631.07653.37892.14202.46824.93124.27162.4691
H114.95603.36293.85632.13323.37891.07652.14204.93122.46824.27162.4691
H125.71113.83643.38283.38282.14062.14061.07604.27714.27712.46912.4691

picture of bromobenzene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br1 C2 C3 119.256 Br1 C2 C4 119.256
C2 C3 C5 118.955 C2 C3 H8 120.130
C2 C4 C6 118.955 C2 C4 H9 120.130
C3 C2 C4 121.488 C3 C5 C7 120.406
C3 C5 H10 119.394 C4 C6 C7 120.406
C4 C6 H11 119.394 C5 C3 H8 120.914
C5 C7 C6 119.789 C5 C7 H12 120.105
C6 C4 H9 120.914 C6 C7 H12 120.105
C7 C5 H10 120.200 C7 C6 H11 120.200
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability