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All results from a given calculation for C6H5Br (bromobenzene)

using model chemistry: mPW1PW91/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at mPW1PW91/6-311G**
 hartrees
Energy at 0K-2805.951829
Energy at 298.15K-2805.959867
Nuclear repulsion energy432.073661
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 mPW1PW91/6-311G**
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 3233 3093 2.61      
2 A1 3221 3082 11.49      
3 A1 3199 3061 0.07      
4 A1 1648 1577 26.28      
5 A1 1516 1450 43.23      
6 A1 1204 1151 0.00      
7 A1 1101 1054 22.27      
8 A1 1052 1007 16.60      
9 A1 1016 972 14.81      
10 A1 688 658 19.95      
11 A1 323 309 1.82      
12 A2 988 946 0.00      
13 A2 851 814 0.00      
14 A2 414 396 0.00      
15 B1 1011 967 0.04      
16 B1 925 885 1.77      
17 B1 754 721 65.19      
18 B1 705 675 20.73      
19 B1 471 451 9.85      
20 B1 169 161 0.53      
21 B2 3231 3091 5.39      
22 B2 3208 3069 8.33      
23 B2 1653 1581 2.12      
24 B2 1484 1420 8.78      
25 B2 1358 1299 0.71      
26 B2 1333 1275 0.18      
27 B2 1185 1134 0.03      
28 B2 1106 1058 5.12      
29 B2 625 598 0.31      
30 B2 252 241 0.02      

Unscaled Zero Point Vibrational Energy (zpe) 19961.0 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 19096.7 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 mPW1PW91/6-311G**
ABC
0.19088 0.03319 0.02828

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-311G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Br1 0.000 0.000 1.799
C2 0.000 0.000 -0.100
C3 0.000 1.210 -0.779
C4 0.000 -1.210 -0.779
C5 0.000 1.202 -2.168
C6 0.000 -1.202 -2.168
C7 0.000 0.000 -2.865
H8 0.000 2.143 -0.230
H9 0.000 -2.143 -0.230
H10 0.000 2.143 -2.705
H11 0.000 -2.143 -2.705
H12 0.000 0.000 -3.948

Atom - Atom Distances (Å)
  Br1 C2 C3 C4 C5 C6 C7 H8 H9 H10 H11 H12
Br11.89912.84812.84814.14564.14564.66462.95152.95154.98794.98795.7477
C21.89911.38781.38782.39232.39232.76552.14682.14683.37323.37323.8486
C32.84811.38782.42051.38962.78352.41211.08193.39762.13993.86703.3927
C42.84811.38782.42052.78351.38962.41213.39761.08193.86702.13993.3927
C54.14562.39231.38962.78352.40321.38912.15453.86541.08353.38732.1476
C64.14562.39232.78351.38962.40321.38913.86542.15453.38731.08352.1476
C74.66462.76552.41212.41211.38911.38913.39633.39632.14892.14891.0831
H82.95152.14681.08193.39762.15453.86543.39634.28562.47454.94884.2913
H92.95152.14683.39761.08193.86542.15453.39634.28564.94882.47454.2913
H104.98793.37322.13993.86701.08353.38732.14892.47454.94884.28592.4776
H114.98793.37323.86702.13993.38731.08352.14894.94882.47454.28592.4776
H125.74773.84863.39273.39272.14762.14761.08314.29134.29132.47762.4776

picture of bromobenzene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br1 C2 C3 119.297 Br1 C2 C4 119.297
C2 C3 C5 118.939 C2 C3 H8 120.241
C2 C4 C6 118.939 C2 C4 H9 120.241
C3 C2 C4 121.407 C3 C5 C7 120.471
C3 C5 H10 119.320 C4 C6 C7 120.471
C4 C6 H11 119.320 C5 C3 H8 120.820
C5 C7 C6 119.773 C5 C7 H12 120.114
C6 C4 H9 120.820 C6 C7 H12 120.114
C7 C5 H10 120.209 C7 C6 H11 120.209
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Br -0.012      
2 C -0.223      
3 C -0.020      
4 C -0.020      
5 C -0.105      
6 C -0.105      
7 C -0.093      
8 H 0.122      
9 H 0.122      
10 H 0.113      
11 H 0.113      
12 H 0.110      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -1.819 1.819
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -57.032 0.000 0.000
y 0.000 -47.491 0.000
z 0.000 0.000 -48.171
Traceless
 xyz
x -9.201 0.000 0.000
y 0.000 5.111 0.000
z 0.000 0.000 4.090
Polar
3z2-r28.181
x2-y2-9.542
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.197 0.000 0.000
y 0.000 11.849 0.000
z 0.000 0.000 16.719


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000