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All results from a given calculation for C6H5Cl (chlorobenzene)

using model chemistry: QCISD/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at QCISD/6-311G**
 hartrees
Energy at 0K-690.675497
Energy at 298.15K-690.680611
Nuclear repulsion energy314.631324
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 QCISD/6-311G**
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 3230 3082 2.40      
2 A1 3218 3070 14.60      
3 A1 3195 3048 0.08      
4 A1 1656 1580 23.75      
5 A1 1527 1457 39.42      
6 A1 1205 1149 0.01      
7 A1 1133 1081 40.48      
8 A1 1048 1000 10.25      
9 A1 1008 962 7.07      
10 A1 718 686 19.48      
11 A1 422 403 2.13      
12 A2 939 895 0.00      
13 A2 838 799 0.00      
14 A2 403 384 0.00      
15 B1 926 884 0.07      
16 B1 879 839 0.64      
17 B1 733 699 83.00      
18 B1 495 473 0.04      
19 B1 454 433 8.52      
20 B1 187 178 0.24      
21 B2 3227 3079 10.02      
22 B2 3205 3058 8.04      
23 B2 1653 1577 2.01      
24 B2 1488 1419 6.53      
25 B2 1344 1282 0.19      
26 B2 1275 1216 0.07      
27 B2 1173 1119 0.01      
28 B2 1103 1052 2.60      
29 B2 624 596 0.22      
30 B2 297 283 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 19799.9 cm-1
Scaled (by 0.9541) Zero Point Vibrational Energy (zpe) 18891.1 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 QCISD/6-311G**
ABC
0.18860 0.05210 0.04082

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/6-311G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Cl1 0.000 0.000 2.257
C2 0.000 0.000 0.512
C3 0.000 1.217 -0.174
C4 0.000 -1.217 -0.174
C5 0.000 1.210 -1.573
C6 0.000 -1.210 -1.573
C7 0.000 0.000 -2.276
H8 0.000 2.150 0.380
H9 0.000 -2.150 0.380
H10 0.000 2.155 -2.111
H11 0.000 -2.155 -2.111
H12 0.000 0.000 -3.362

Atom - Atom Distances (Å)
  Cl1 C2 C3 C4 C5 C6 C7 H8 H9 H10 H11 H12
Cl11.74552.71882.71884.01714.01714.53312.85442.85444.87104.87105.6197
C21.74551.39691.39692.41072.41072.78762.15442.15443.39453.39453.8742
C32.71881.39692.43401.39922.80172.42881.08553.41272.15233.88863.4128
C42.71881.39692.43402.80171.39922.42883.41271.08553.88862.15233.4128
C54.01712.41071.39922.80172.42071.39952.16783.88721.08693.40782.1602
C64.01712.41072.80171.39922.42071.39953.88722.16783.40781.08692.1602
C74.53312.78762.42882.42881.39951.39953.41753.41752.16102.16101.0866
H82.85442.15441.08553.41272.16783.88723.41754.30082.49154.97414.3164
H92.85442.15443.41271.08553.88722.16783.41754.30084.97412.49154.3164
H104.87103.39452.15233.88861.08693.40782.16102.49154.97414.30942.4916
H114.87103.39453.88862.15233.40781.08692.16104.97412.49154.30942.4916
H125.61973.87423.41283.41282.16022.16021.08664.31644.31642.49162.4916

picture of chlorobenzene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl1 C2 C3 119.398 Cl1 C2 C4 119.398
C2 C3 C5 119.125 C2 C3 H8 119.904
C2 C4 C6 119.125 C2 C4 H9 119.904
C3 C2 C4 121.205 C3 C5 C7 120.412
C3 C5 H10 119.401 C4 C6 C7 120.412
C4 C6 H11 119.401 C5 C3 H8 120.971
C5 C7 C6 119.721 C5 C7 H12 120.139
C6 C4 H9 120.971 C6 C7 H12 120.139
C7 C5 H10 120.187 C7 C6 H11 120.187
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability