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All results from a given calculation for C6H5Cl (chlorobenzene)

using model chemistry: B3LYP/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B3LYP/3-21G
 hartrees
Energy at 0K-688.370446
Energy at 298.15K-688.375800
Nuclear repulsion energy312.068917
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 B3LYP/3-21G
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 3126 1.57      
2 A1 3222 3109 9.82      
3 A1 3200 3088 0.03      
4 A1 1609 1553 23.88      
5 A1 1535 1481 46.03      
6 A1 1235 1192 0.00      
7 A1 1104 1066 37.34      
8 A1 1064 1026 24.90      
9 A1 1035 998 0.20      
10 A1 710 685 29.57      
11 A1 400 386 8.24      
12 A2 1012 976 0.00      
13 A2 864 834 0.00      
14 A2 431 416 0.00      
15 B1 1041 1004 0.51      
16 B1 956 922 5.16      
17 B1 781 754 49.45      
18 B1 729 703 45.82      
19 B1 487 470 10.56      
20 B1 192 185 0.07      
21 B2 3237 3123 1.95      
22 B2 3209 3097 7.96      
23 B2 1625 1568 4.24      
24 B2 1505 1452 7.99      
25 B2 1386 1337 0.56      
26 B2 1316 1270 1.05      
27 B2 1231 1188 0.07      
28 B2 1109 1070 3.68      
29 B2 654 631 0.32      
30 B2 275 266 0.33      

Unscaled Zero Point Vibrational Energy (zpe) 20196.4 cm-1
Scaled (by 0.9649) Zero Point Vibrational Energy (zpe) 19487.5 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 B3LYP/3-21G
ABC
0.18891 0.05051 0.03986

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/3-21G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Cl1 0.000 0.000 2.308
C2 0.000 0.000 0.472
C3 0.000 1.217 -0.194
C4 0.000 -1.217 -0.194
C5 0.000 1.210 -1.591
C6 0.000 -1.210 -1.591
C7 0.000 0.000 -2.291
H8 0.000 2.144 0.364
H9 0.000 -2.144 0.364
H10 0.000 2.151 -2.129
H11 0.000 -2.151 -2.129
H12 0.000 0.000 -3.374

Atom - Atom Distances (Å)
  Cl1 C2 C3 C4 C5 C6 C7 H8 H9 H10 H11 H12
Cl11.83552.78172.78174.08284.08284.59852.89372.89374.93064.93065.6817
C21.83551.38711.38712.39242.39242.76312.14632.14633.37533.37533.8463
C32.78171.38712.43341.39792.80032.42441.08173.40622.14893.88383.4050
C42.78171.38712.43342.80031.39792.42443.40621.08173.88382.14893.4050
C54.08282.39241.39792.80032.41961.39732.16703.88191.08353.40302.1542
C64.08282.39242.80031.39792.41961.39733.88192.16703.40301.08352.1542
C74.59852.76312.42442.42441.39731.39733.41203.41202.15662.15661.0832
H82.89372.14631.08173.40622.16703.88193.41204.28712.49314.96534.3089
H92.89372.14633.40621.08173.88192.16703.41204.28714.96532.49314.3089
H104.93063.37532.14893.88381.08353.40302.15662.49314.96534.30102.4848
H114.93063.37533.88382.14893.40301.08352.15664.96532.49314.30102.4848
H125.68173.84633.40503.40502.15422.15421.08324.30894.30892.48482.4848

picture of chlorobenzene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl1 C2 C3 118.698 Cl1 C2 C4 118.698
C2 C3 C5 118.415 C2 C3 H8 120.267
C2 C4 C6 118.415 C2 C4 H9 120.267
C3 C2 C4 122.604 C3 C5 C7 120.306
C3 C5 H10 119.462 C4 C6 C7 120.306
C4 C6 H11 119.462 C5 C3 H8 121.318
C5 C7 C6 119.953 C5 C7 H12 120.023
C6 C4 H9 121.318 C6 C7 H12 120.023
C7 C5 H10 120.232 C7 C6 H11 120.232
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Cl 0.080     -0.143
2 C -0.259     0.002
3 C -0.157     -0.061
4 C -0.157     -0.061
5 C -0.177     -0.194
6 C -0.177     -0.194
7 C -0.186     -0.087
8 H 0.218     0.143
9 H 0.218     0.143
10 H 0.200     0.158
11 H 0.200     0.158
12 H 0.197     0.137


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 -2.438 2.438
CHELPG        
AIM        
ESP 0.000 0.000 -2.497 2.497


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -51.806 0.000 0.000
y 0.000 -41.330 0.000
z 0.000 0.000 -46.613
Traceless
 xyz
x -7.835 0.000 0.000
y 0.000 7.879 0.000
z 0.000 0.000 -0.045
Polar
3z2-r2-0.090
x2-y2-10.476
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.640 0.000 0.000
y 0.000 10.200 0.000
z 0.000 0.000 13.962


<r2> (average value of r2) Å2
<r2> 257.788
(<r2>)1/2 16.056