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All results from a given calculation for C6H5Br (bromobenzene)

using model chemistry: BLYP/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 BLYP/6-31G(2df,p)
 hartrees
Energy at 0K-2803.434793
Energy at 298.15K-2803.442632
Nuclear repulsion energy429.099589
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 BLYP/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 3133 3116 1.41      
2 A1 3119 3102 19.23      
3 A1 3096 3079 0.19      
4 A1 1554 1545 22.10      
5 A1 1460 1452 33.15      
6 A1 1172 1165 0.03      
7 A1 1054 1049 21.78      
8 A1 1008 1002 18.25      
9 A1 982 977 9.40      
10 A1 661 657 18.91      
11 A1 310 308 2.04      
12 A2 914 909 0.00      
13 A2 824 819 0.00      
14 A2 402 400 0.00      
15 B1 947 942 0.17      
16 B1 886 881 1.29      
17 B1 735 731 39.79      
18 B1 681 677 8.11      
19 B1 460 457 4.18      
20 B1 166 165 0.14      
21 B2 3131 3113 8.94      
22 B2 3105 3088 12.38      
23 B2 1560 1551 2.26      
24 B2 1427 1419 6.41      
25 B2 1309 1301 0.84      
26 B2 1293 1286 0.57      
27 B2 1156 1149 0.18      
28 B2 1065 1059 3.16      
29 B2 607 604 0.22      
30 B2 246 244 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 19230.0 cm-1
Scaled (by 0.9945) Zero Point Vibrational Energy (zpe) 19124.2 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 BLYP/6-31G(2df,p)
ABC
0.18726 0.03280 0.02791

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Br1 0.000 0.000 1.809
C2 0.000 0.000 -0.093
C3 0.000 1.222 -0.780
C4 0.000 -1.222 -0.780
C5 0.000 1.214 -2.183
C6 0.000 -1.214 -2.183
C7 0.000 0.000 -2.887
H8 0.000 2.161 -0.226
H9 0.000 -2.161 -0.226
H10 0.000 2.162 -2.723
H11 0.000 -2.162 -2.723
H12 0.000 0.000 -3.978

Atom - Atom Distances (Å)
  Br1 C2 C3 C4 C5 C6 C7 H8 H9 H10 H11 H12
Br11.90202.86242.86244.17204.17204.69562.96792.96795.02085.02085.7868
C21.90201.40171.40172.41642.41642.79362.16482.16483.40433.40433.8848
C32.86241.40172.44421.40322.81092.43591.08983.42792.15853.90263.4239
C42.86241.40172.44422.81091.40322.43593.42791.08983.90262.15853.4239
C54.17202.41641.40322.81092.42711.40302.17413.90071.09173.41882.1669
C64.17202.41642.81091.40322.42711.40303.90072.17413.41881.09172.1669
C74.69562.79362.43592.43591.40301.40303.42783.42782.16872.16871.0912
H82.96792.16481.08983.42792.17413.90073.42784.32152.49664.99234.3298
H92.96792.16483.42791.08983.90072.17413.42784.32154.99232.49664.3298
H105.02083.40432.15853.90261.09173.41882.16872.49664.99234.32492.5005
H115.02083.40433.90262.15853.41881.09172.16874.99232.49664.32492.5005
H125.78683.88483.42393.42392.16692.16691.09124.32984.32982.50052.5005

picture of bromobenzene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br1 C2 C3 119.321 Br1 C2 C4 119.321
C2 C3 C5 118.971 C2 C3 H8 120.139
C2 C4 C6 118.971 C2 C4 H9 120.139
C3 C2 C4 121.357 C3 C5 C7 120.470
C3 C5 H10 119.279 C4 C6 C7 120.470
C4 C6 H11 119.279 C5 C3 H8 120.889
C5 C7 C6 119.760 C5 C7 H12 120.120
C6 C4 H9 120.889 C6 C7 H12 120.120
C7 C5 H10 120.251 C7 C6 H11 120.251
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Br -0.022      
2 C 0.143      
3 C -0.159      
4 C -0.159      
5 C -0.071      
6 C -0.071      
7 C -0.091      
8 H 0.093      
9 H 0.093      
10 H 0.083      
11 H 0.083      
12 H 0.079      


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 -1.710 1.710
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -55.390 0.000 0.000
y 0.000 -48.129 0.000
z 0.000 0.000 -48.936
Traceless
 xyz
x -6.857 0.000 0.000
y 0.000 4.034 0.000
z 0.000 0.000 2.824
Polar
3z2-r25.648
x2-y2-7.261
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.901 0.000 0.000
y 0.000 12.616 0.000
z 0.000 0.000 17.646


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