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All results from a given calculation for C6H5Cl (chlorobenzene)

using model chemistry: B3LYP/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 B3LYP/CEP-121G
 hartrees
Energy at 0K-51.761197
Energy at 298.15K-51.766456
Nuclear repulsion energy129.290354
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/CEP-121G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A1 3198 3116 3.06      
2 A1 3180 3098 30.36      
3 A1 3152 3071 0.00      
4 A1 1601 1560 29.33      
5 A1 1493 1454 46.81      
6 A1 1201 1170 0.00      
7 A1 1080 1052 33.46      
8 A1 1024 998 34.68      
9 A1 999 974 1.57      
10 A1 688 671 29.86      
11 A1 394 384 6.48      
12 A2 994 969 0.00      
13 A2 867 845 0.00      
14 A2 420 409 0.00      
15 B1 1013 987 0.07      
16 B1 932 908 1.93      
17 B1 767 748 100.32      
18 B1 674 656 5.77      
19 B1 473 461 9.56      
20 B1 185 181 0.14      
21 B2 3194 3112 19.03      
22 B2 3163 3083 17.47      
23 B2 1611 1570 3.42      
24 B2 1459 1422 6.90      
25 B2 1337 1302 0.92      
26 B2 1324 1290 0.06      
27 B2 1190 1160 0.09      
28 B2 1086 1058 5.64      
29 B2 621 605 0.31      
30 B2 278 271 0.30      

Unscaled Zero Point Vibrational Energy (zpe) 19797.6 cm-1
Scaled (by 0.9745) Zero Point Vibrational Energy (zpe) 19292.8 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 B3LYP/CEP-121G
ABC
0.18430 0.04965 0.03912

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-121G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Cl1 0.000 0.000 2.669
C2 0.000 0.000 0.832
C3 0.000 1.234 0.153
C4 0.000 -1.234 0.153
C5 0.000 1.224 -1.263
C6 0.000 -1.224 -1.263
C7 0.000 0.000 -1.971
H8 0.000 2.167 0.708
H9 0.000 -2.167 0.708
H10 0.000 2.169 -1.801
H11 0.000 -2.169 -1.801
H12 0.000 0.000 -3.059

Atom - Atom Distances (Å)
  Cl1 C2 C3 C4 C5 C6 C7 H8 H9 H10 H11 H12
Cl11.83692.80262.80264.11794.11794.64042.92282.92284.96864.96865.7277
C21.83691.40871.40872.42632.42632.80352.17052.17053.41163.41163.8907
C32.80261.40872.46801.41542.83662.45651.08553.44592.16603.92423.4403
C42.80261.40872.46802.83661.41542.45653.44591.08553.92422.16603.4403
C54.11792.42631.41542.83662.44851.41462.18423.92201.08763.43602.1735
C64.11792.42632.83661.41542.44851.41463.92202.18423.43601.08762.1735
C74.64042.80352.45652.45651.41461.41463.44563.44562.17602.17601.0873
H82.92282.17051.08553.44592.18423.92203.44564.33382.50855.00954.3451
H92.92282.17053.44591.08553.92202.18423.44564.33385.00952.50854.3451
H104.96863.41162.16603.92421.08763.43602.17602.50855.00954.33862.5075
H114.96863.41163.92422.16603.43601.08762.17605.00952.50854.33862.5075
H125.72773.89073.44033.44032.17352.17351.08734.34514.34512.50752.5075

picture of chlorobenzene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl1 C2 C3 118.836 Cl1 C2 C4 118.836
C2 C3 C5 118.440 C2 C3 H8 120.418
C2 C4 C6 118.440 C2 C4 H9 120.418
C3 C2 C4 122.328 C3 C5 C7 120.462
C3 C5 H10 119.266 C4 C6 C7 120.462
C4 C6 H11 119.266 C5 C3 H8 121.142
C5 C7 C6 119.869 C5 C7 H12 120.066
C6 C4 H9 121.142 C6 C7 H12 120.066
C7 C5 H10 120.272 C7 C6 H11 120.272
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-121G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Cl 0.055      
2 C -0.247      
3 C -0.120      
4 C -0.120      
5 C -0.148      
6 C -0.148      
7 C -0.138      
8 H 0.195      
9 H 0.195      
10 H 0.158      
11 H 0.158      
12 H 0.160      


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 -2.371 2.371
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -51.124 0.000 0.000
y 0.000 -41.285 0.000
z 0.000 0.000 -48.245
Traceless
 xyz
x -6.359 0.000 0.000
y 0.000 8.399 0.000
z 0.000 0.000 -2.040
Polar
3z2-r2-4.080
x2-y2-9.839
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.717 0.000 0.000
y 0.000 11.750 0.000
z 0.000 0.000 15.613


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