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All results from a given calculation for C6H5Cl (chlorobenzene)

using model chemistry: MP2/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at MP2/6-311G**
 hartrees
Energy at 0K-690.635332
Energy at 298.15K-690.640265
HF Energy-689.674582
Nuclear repulsion energy315.049920
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 MP2/6-311G**
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 3240 3079 3.78      
2 A1 3230 3069 8.81      
3 A1 3209 3049 0.19      
4 A1 1632 1551 24.57      
5 A1 1508 1433 42.60      
6 A1 1199 1139 0.00      
7 A1 1129 1073 41.41      
8 A1 1044 992 11.02      
9 A1 1004 954 7.64      
10 A1 718 682 18.89      
11 A1 422 401 1.89      
12 A2 904 859 0.00      
13 A2 817 776 0.00      
14 A2 394 374 0.00      
15 B1 897 852 0.01      
16 B1 855 812 0.36      
17 B1 718 682 87.64      
18 B1 441 419 8.01      
19 B1 365 347 0.16      
20 B1 183 174 0.28      
21 B2 3237 3075 6.80      
22 B2 3218 3058 6.02      
23 B2 1631 1550 2.26      
24 B2 1474 1401 5.93      
25 B2 1445 1373 0.56      
26 B2 1327 1260 0.17      
27 B2 1181 1122 0.10      
28 B2 1098 1043 3.60      
29 B2 617 587 0.25      
30 B2 296 281 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 19715.0 cm-1
Scaled (by 0.9502) Zero Point Vibrational Energy (zpe) 18733.2 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 MP2/6-311G**
ABC
0.18886 0.05229 0.04095

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-311G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Cl1 0.000 0.000 2.252
C2 0.000 0.000 0.514
C3 0.000 1.216 -0.173
C4 0.000 -1.216 -0.173
C5 0.000 1.209 -1.571
C6 0.000 -1.209 -1.571
C7 0.000 0.000 -2.274
H8 0.000 2.149 0.382
H9 0.000 -2.149 0.382
H10 0.000 2.153 -2.108
H11 0.000 -2.153 -2.108
H12 0.000 0.000 -3.359

Atom - Atom Distances (Å)
  Cl1 C2 C3 C4 C5 C6 C7 H8 H9 H10 H11 H12
Cl11.73772.71262.71264.00924.00924.52552.84872.84874.86254.86255.6112
C21.73771.39701.39702.41012.41012.78772.15312.15313.39293.39293.8734
C32.71261.39702.43291.39802.79972.42771.08513.41092.15003.88593.4109
C42.71261.39702.43292.79971.39802.42773.41091.08513.88592.15003.4109
C54.00922.41011.39802.79972.41841.39872.16703.88471.08623.40512.1590
C64.00922.41012.79971.39802.41841.39873.88472.16703.40511.08622.1590
C74.52552.78772.42772.42771.39871.39873.41623.41622.15972.15971.0857
H82.84872.15311.08513.41092.16703.88473.41624.29822.48984.97094.3146
H92.84872.15313.41091.08513.88472.16703.41624.29824.97092.48984.3146
H104.86253.39292.15003.88591.08623.40512.15972.48984.97094.30662.4905
H114.86253.39293.88592.15003.40511.08622.15974.97092.48984.30662.4905
H125.61123.87343.41093.41092.15902.15901.08574.31464.31462.49052.4905

picture of chlorobenzene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl1 C2 C3 119.450 Cl1 C2 C4 119.450
C2 C3 C5 119.152 C2 C3 H8 119.810
C2 C4 C6 119.152 C2 C4 H9 119.810
C3 C2 C4 121.101 C3 C5 C7 120.468
C3 C5 H10 119.342 C4 C6 C7 120.468
C4 C6 H11 119.342 C5 C3 H8 121.038
C5 C7 C6 119.659 C5 C7 H12 120.171
C6 C4 H9 121.038 C6 C7 H12 120.171
C7 C5 H10 120.189 C7 C6 H11 120.189
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability