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All results from a given calculation for C6H5Br (bromobenzene)

using model chemistry: mPW1PW91/6-31G(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 mPW1PW91/6-31G(2df,p)
 hartrees
Energy at 0K-2803.644879
Energy at 298.15K-2803.652944
Nuclear repulsion energy434.675035
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 mPW1PW91/6-31G(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 3240 3093 2.44      
2 A1 3229 3082 11.03      
3 A1 3206 3061 0.18      
4 A1 1649 1574 21.77      
5 A1 1518 1449 38.70      
6 A1 1205 1151 0.00      
7 A1 1115 1064 22.26      
8 A1 1056 1008 10.07      
9 A1 1013 967 10.59      
10 A1 691 659 16.02      
11 A1 333 318 1.05      
12 A2 976 932 0.00      
13 A2 863 824 0.00      
14 A2 417 398 0.00      
15 B1 1005 959 0.11      
16 B1 933 891 1.66      
17 B1 766 731 44.82      
18 B1 713 680 14.18      
19 B1 477 456 5.52      
20 B1 175 167 0.24      
21 B2 3237 3091 5.21      
22 B2 3215 3069 7.77      
23 B2 1650 1575 2.24      
24 B2 1482 1415 9.28      
25 B2 1361 1299 0.58      
26 B2 1333 1272 0.75      
27 B2 1184 1130 0.09      
28 B2 1106 1056 4.60      
29 B2 622 594 0.23      
30 B2 255 244 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 20011.1 cm-1
Scaled (by 0.9547) Zero Point Vibrational Energy (zpe) 19104.6 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 mPW1PW91/6-31G(2df,p)
ABC
0.19104 0.03374 0.02867

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-31G(2df,p)

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Br1 0.000 0.000 1.782
C2 0.000 0.000 -0.082
C3 0.000 1.209 -0.765
C4 0.000 -1.209 -0.765
C5 0.000 1.202 -2.154
C6 0.000 -1.202 -2.154
C7 0.000 0.000 -2.851
H8 0.000 2.141 -0.214
H9 0.000 -2.141 -0.214
H10 0.000 2.143 -2.690
H11 0.000 -2.143 -2.690
H12 0.000 0.000 -3.934

Atom - Atom Distances (Å)
  Br1 C2 C3 C4 C5 C6 C7 H8 H9 H10 H11 H12
Br11.86442.81942.81944.11504.11504.63272.92682.92684.95954.95955.7163
C21.86441.38851.38852.39462.39462.76832.14502.14503.37583.37583.8520
C32.81941.38852.41841.38882.78212.41101.08273.39532.14013.86623.3923
C42.81941.38852.41842.78211.38882.41103.39531.08273.86622.14013.3923
C54.11502.39461.38882.78212.40301.38912.15573.86481.08413.38772.1481
C64.11502.39462.78211.38882.40301.38913.86482.15573.38771.08412.1481
C74.63272.76832.41102.41101.38911.38913.39693.39692.14942.14941.0836
H82.92682.14501.08273.39532.15573.86483.39694.28202.47694.94894.2928
H92.92682.14503.39531.08273.86482.15573.39694.28204.94892.47694.2928
H104.95953.37582.14013.86621.08413.38772.14942.47694.94894.28692.4783
H114.95953.37583.86622.14013.38771.08412.14944.94892.47694.28692.4783
H125.71633.85203.39233.39232.14812.14811.08364.29284.29282.47832.4783

picture of bromobenzene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br1 C2 C3 119.443 Br1 C2 C4 119.443
C2 C3 C5 119.126 C2 C3 H8 119.942
C2 C4 C6 119.126 C2 C4 H9 119.942
C3 C2 C4 121.114 C3 C5 C7 120.435
C3 C5 H10 119.356 C4 C6 C7 120.435
C4 C6 H11 119.356 C5 C3 H8 120.932
C5 C7 C6 119.764 C5 C7 H12 120.118
C6 C4 H9 120.932 C6 C7 H12 120.118
C7 C5 H10 120.208 C7 C6 H11 120.208
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Br 0.009      
2 C 0.047      
3 C -0.185      
4 C -0.185      
5 C -0.128      
6 C -0.128      
7 C -0.144      
8 H 0.150      
9 H 0.150      
10 H 0.139      
11 H 0.139      
12 H 0.136      


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 -1.763 1.763
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -55.515 0.000 0.000
y 0.000 -47.094 0.000
z 0.000 0.000 -47.878
Traceless
 xyz
x -8.029 0.000 0.000
y 0.000 4.602 0.000
z 0.000 0.000 3.427
Polar
3z2-r26.853
x2-y2-8.421
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.925 0.000 0.000
y 0.000 12.209 0.000
z 0.000 0.000 16.799


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