return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for C6H5Cl (chlorobenzene)

using model chemistry: HF/daug-cc-pVTZ

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/daug-cc-pVTZ
 hartrees
Energy at 0K-689.718242
Energy at 298.15K-689.723920
HF Energy-689.718242
Nuclear repulsion energy317.874159
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/daug-cc-pVTZ
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 3362 3042 1.24      
2 A1 3348 3028 17.05      
3 A1 3323 3006 0.03      
4 A1 1764 1596 27.35      
5 A1 1637 1481 46.18      
6 A1 1283 1160 0.03      
7 A1 1188 1075 46.86      
8 A1 1112 1006 17.01      
9 A1 1084 981 0.82      
10 A1 760 687 24.42      
11 A1 446 403 4.04      
12 A2 1105 1000 0.00      
13 A2 943 853 0.00      
14 A2 456 412 0.00      
15 B1 1124 1017 0.07      
16 B1 1033 935 3.15      
17 B1 837 757 70.57      
18 B1 763 690 23.80      
19 B1 526 476 9.53      
20 B1 207 188 0.18      
21 B2 3360 3040 8.28      
22 B2 3334 3016 10.00      
23 B2 1761 1593 2.60      
24 B2 1594 1442 7.83      
25 B2 1451 1313 0.64      
26 B2 1314 1189 0.55      
27 B2 1187 1074 2.08      
28 B2 1159 1049 0.99      
29 B2 672 608 0.16      
30 B2 318 287 0.14      

Unscaled Zero Point Vibrational Energy (zpe) 21225.2 cm-1
Scaled (by 0.9046) Zero Point Vibrational Energy (zpe) 19200.3 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/daug-cc-pVTZ
ABC
0.19336 0.05300 0.04160

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/daug-cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Cl1 0.000 0.000 2.241
C2 0.000 0.000 0.500
C3 0.000 1.202 -0.176
C4 0.000 -1.202 -0.176
C5 0.000 1.195 -1.558
C6 0.000 -1.195 -1.558
C7 0.000 0.000 -2.252
H8 0.000 2.124 0.369
H9 0.000 -2.124 0.369
H10 0.000 2.127 -2.090
H11 0.000 -2.127 -2.090
H12 0.000 0.000 -3.325

Atom - Atom Distances (Å)
  Cl1 C2 C3 C4 C5 C6 C7 H8 H9 H10 H11 H12
Cl11.74172.69992.69993.98323.98324.49342.83172.83174.82554.82555.5659
C21.74171.37901.37902.37992.37992.75172.12832.12833.35123.35123.8242
C32.69991.37902.40421.38222.76732.39881.07113.37072.12573.84003.3701
C42.69991.37902.40422.76731.38222.39883.37071.07113.84002.12573.3701
C53.98322.37991.38222.76732.39051.38202.13933.83841.07283.36452.1327
C63.98322.37992.76731.38222.39051.38203.83842.13933.36451.07282.1327
C74.49342.75172.39882.39881.38201.38203.37363.37362.13312.13311.0725
H82.83172.12831.07113.37072.13933.83843.37364.24852.45894.91114.2607
H92.83172.12833.37071.07113.83842.13933.37364.24854.91112.45894.2607
H104.82553.35122.12573.84001.07283.36452.13312.45894.91114.25392.4592
H114.82553.35123.84002.12573.36451.07282.13314.91112.45894.25392.4592
H125.56593.82423.37013.37012.13272.13271.07254.26074.26072.45922.4592

picture of chlorobenzene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl1 C2 C3 119.343 Cl1 C2 C4 119.343
C2 C3 C5 119.060 C2 C3 H8 120.074
C2 C4 C6 119.060 C2 C4 H9 120.074
C3 C2 C4 121.313 C3 C5 C7 120.415
C3 C5 H10 119.435 C4 C6 C7 120.415
C4 C6 H11 119.435 C5 C3 H8 120.866
C5 C7 C6 119.737 C5 C7 H12 120.132
C6 C4 H9 120.866 C6 C7 H12 120.132
C7 C5 H10 120.151 C7 C6 H11 120.151
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/daug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Cl -0.759      
2 C 2.045      
3 C -0.880      
4 C -0.880      
5 C -0.658      
6 C -0.658      
7 C -0.634      
8 H 0.385      
9 H 0.385      
10 H 0.517      
11 H 0.517      
12 H 0.620      


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 -1.969 1.969
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -52.013 0.000 0.000
y 0.000 -42.524 0.000
z 0.000 0.000 -46.777
Traceless
 xyz
x -7.362 0.000 0.000
y 0.000 6.871 0.000
z 0.000 0.000 0.491
Polar
3z2-r20.982
x2-y2-9.489
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.630 0.000 0.000
y 0.000 12.460 0.000
z 0.000 0.000 15.552


<r2> (average value of r2) Å2
<r2> 248.882
(<r2>)1/2 15.776