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All results from a given calculation for C6H5Cl (chlorobenzene)

using model chemistry: HF/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at HF/STO-3G
 hartrees
Energy at 0K-681.895710
Energy at 298.15K-681.901154
Nuclear repulsion energy314.856651
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 HF/STO-3G
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 3751 3063 0.88      
2 A1 3739 3053 15.76      
3 A1 3716 3034 0.74      
4 A1 1920 1568 14.12      
5 A1 1769 1444 51.45      
6 A1 1362 1112 2.54      
7 A1 1323 1081 43.67      
8 A1 1201 981 0.30      
9 A1 1151 940 8.38      
10 A1 822 671 16.67      
11 A1 472 385 2.18      
12 A2 1184 967 0.00      
13 A2 1020 833 0.00      
14 A2 477 390 0.00      
15 B1 1205 984 0.05      
16 B1 1109 905 2.20      
17 B1 891 727 23.10      
18 B1 820 669 5.15      
19 B1 543 444 0.26      
20 B1 219 179 0.64      
21 B2 3746 3058 31.87      
22 B2 3731 3047 0.08      
23 B2 1910 1560 2.98      
24 B2 1720 1404 11.27      
25 B2 1533 1252 0.20      
26 B2 1369 1118 0.25      
27 B2 1260 1029 0.01      
28 B2 1151 940 0.69      
29 B2 706 576 0.04      
30 B2 312 255 1.88      

Unscaled Zero Point Vibrational Energy (zpe) 23066.6 cm-1
Scaled (by 0.8165) Zero Point Vibrational Energy (zpe) 18833.8 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 HF/STO-3G
ABC
0.19065 0.05177 0.04072

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Cl1 0.000 0.000 2.274
C2 0.000 0.000 0.491
C3 0.000 1.212 -0.188
C4 0.000 -1.212 -0.188
C5 0.000 1.202 -1.575
C6 0.000 -1.202 -1.575
C7 0.000 0.000 -2.267
H8 0.000 2.143 0.363
H9 0.000 -2.143 0.363
H10 0.000 2.141 -2.114
H11 0.000 -2.141 -2.114
H12 0.000 0.000 -3.349

Atom - Atom Distances (Å)
  Cl1 C2 C3 C4 C5 C6 C7 H8 H9 H10 H11 H12
Cl11.78362.74412.74414.03224.03224.54102.87162.87164.88294.88295.6235
C21.78361.38861.38862.38962.38962.75742.14702.14703.37183.37183.8399
C32.74411.38862.42321.38672.78382.40621.08233.39972.13893.86653.3856
C42.74411.38862.42322.78381.38672.40623.39971.08233.86652.13893.3856
C54.03222.38961.38672.78382.40461.38742.15393.86611.08273.38642.1437
C64.03222.38962.78381.38672.40461.38743.86612.15393.38641.08272.1437
C74.54102.75742.40622.40621.38741.38743.39253.39252.14622.14621.0825
H82.87162.14701.08233.39972.15393.86613.39254.28642.47744.94874.2865
H92.87162.14703.39971.08233.86612.15393.39254.28644.94872.47744.2865
H104.88293.37182.13893.86651.08273.38642.14622.47744.94874.28162.4714
H114.88293.37183.86652.13893.38641.08272.14624.94872.47744.28162.4714
H125.62353.83993.38563.38562.14372.14371.08254.28654.28652.47142.4714

picture of chlorobenzene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl1 C2 C3 119.248 Cl1 C2 C4 119.248
C2 C3 C5 118.866 C2 C3 H8 120.155
C2 C4 C6 118.866 C2 C4 H9 120.155
C3 C2 C4 121.504 C3 C5 C7 120.317
C3 C5 H10 119.529 C4 C6 C7 120.317
C4 C6 H11 119.529 C5 C3 H8 120.980
C5 C7 C6 120.132 C5 C7 H12 119.934
C6 C4 H9 120.980 C6 C7 H12 119.934
C7 C5 H10 120.155 C7 C6 H11 120.155
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Cl -0.158      
2 C 0.048      
3 C -0.056      
4 C -0.056      
5 C -0.055      
6 C -0.055      
7 C -0.058      
8 H 0.085      
9 H 0.085      
10 H 0.074      
11 H 0.074      
12 H 0.072      


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 -2.599 2.599
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -45.882 0.000 0.000
y 0.000 -40.684 0.000
z 0.000 0.000 -46.987
Traceless
 xyz
x -2.047 0.000 0.000
y 0.000 5.751 0.000
z 0.000 0.000 -3.704
Polar
3z2-r2-7.408
x2-y2-5.199
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 0.910 0.000 0.000
y 0.000 6.740 0.000
z 0.000 0.000 9.046


<r2> (average value of r2) Å2
<r2> 251.914
(<r2>)1/2 15.872