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All results from a given calculation for C6H5Cl (chlorobenzene)

using model chemistry: HF/CEP-121G*

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/CEP-121G*
 hartrees
Energy at 0K-50.532725
Energy at 298.15K-50.538357
Nuclear repulsion energy131.705248
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/CEP-121G*
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 3388 3060 1.02      
2 A1 3372 3046 31.20      
3 A1 3347 3024 0.00      
4 A1 1755 1585 29.02      
5 A1 1625 1468 48.83      
6 A1 1275 1152 0.06      
7 A1 1186 1071 51.46      
8 A1 1102 995 19.89      
9 A1 1071 967 1.10      
10 A1 756 683 25.75      
11 A1 444 401 3.74      
12 A2 1101 995 0.00      
13 A2 944 853 0.00      
14 A2 451 407 0.00      
15 B1 1120 1011 0.09      
16 B1 1029 929 4.02      
17 B1 832 751 96.18      
18 B1 746 674 15.51      
19 B1 519 469 10.02      
20 B1 207 187 0.23      
21 B2 3386 3059 18.50      
22 B2 3359 3034 16.53      
23 B2 1750 1581 3.02      
24 B2 1581 1428 7.87      
25 B2 1439 1300 0.41      
26 B2 1303 1178 0.50      
27 B2 1176 1062 2.37      
28 B2 1148 1037 0.93      
29 B2 662 598 0.26      
30 B2 314 284 0.16      

Unscaled Zero Point Vibrational Energy (zpe) 21191.0 cm-1
Scaled (by 0.9034) Zero Point Vibrational Energy (zpe) 19144.0 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/CEP-121G*
ABC
0.19021 0.05226 0.04099

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/CEP-121G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Cl1 0.000 0.000 2.591
C2 0.000 0.000 0.838
C3 0.000 1.213 0.159
C4 0.000 -1.213 0.159
C5 0.000 1.205 -1.235
C6 0.000 -1.205 -1.235
C7 0.000 0.000 -1.935
H8 0.000 2.138 0.706
H9 0.000 -2.138 0.706
H10 0.000 2.141 -1.769
H11 0.000 -2.141 -1.769
H12 0.000 0.000 -3.012

Atom - Atom Distances (Å)
  Cl1 C2 C3 C4 C5 C6 C7 H8 H9 H10 H11 H12
Cl11.75372.71842.71844.01204.01204.52622.85102.85104.85744.85745.6030
C21.75371.39011.39012.39792.39792.77252.14252.14253.37303.37303.8493
C32.71841.39012.42581.39402.79122.41951.07523.39572.13913.86823.3944
C42.71841.39012.42582.79121.39402.41953.39571.07523.86822.13913.3944
C54.01202.39791.39402.79122.41061.39362.15383.86631.07703.38842.1466
C64.01202.39792.79121.39402.41061.39363.86632.15383.38841.07702.1466
C74.52622.77252.41952.41951.39361.39363.39793.39792.14732.14731.0768
H82.85102.14251.07523.39572.15383.86633.39794.27682.47464.94334.2886
H92.85102.14253.39571.07523.86632.15383.39794.27684.94332.47464.2886
H104.85743.37302.13913.86821.07703.38842.14732.47464.94334.28172.4755
H114.85743.37303.86822.13913.38841.07702.14734.94332.47464.28172.4755
H125.60303.84933.39443.39442.14662.14661.07684.28864.28862.47552.4755

picture of chlorobenzene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl1 C2 C3 119.242 Cl1 C2 C4 119.242
C2 C3 C5 118.927 C2 C3 H8 120.165
C2 C4 C6 118.927 C2 C4 H9 120.165
C3 C2 C4 121.517 C3 C5 C7 120.444
C3 C5 H10 119.376 C4 C6 C7 120.444
C4 C6 H11 119.376 C5 C3 H8 120.908
C5 C7 C6 119.739 C5 C7 H12 120.130
C6 C4 H9 120.908 C6 C7 H12 120.130
C7 C5 H10 120.179 C7 C6 H11 120.179
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/CEP-121G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Cl -0.150      
2 C 0.167      
3 C -0.315      
4 C -0.315      
5 C -0.201      
6 C -0.201      
7 C -0.259      
8 H 0.274      
9 H 0.274      
10 H 0.243      
11 H 0.243      
12 H 0.243      


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 -2.102 2.102
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -51.592 0.000 0.000
y 0.000 -41.165 0.000
z 0.000 0.000 -46.993
Traceless
 xyz
x -7.513 0.000 0.000
y 0.000 8.127 0.000
z 0.000 0.000 -0.614
Polar
3z2-r2-1.228
x2-y2-10.427
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.349 0.000 0.000
y 0.000 11.355 0.000
z 0.000 0.000 14.395


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