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All results from a given calculation for C6H5Cl (chlorobenzene)

using model chemistry: MP3/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at MP3/6-31G*
 hartrees
Energy at 0K-690.523718
Energy at 298.15K-690.528879
HF Energy-689.602317
Nuclear repulsion energy315.305487
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 MP3/6-31G*
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 3269 3068 2.23      
2 A1 3257 3057 13.53      
3 A1 3236 3038 0.02      
4 A1 1695 1591 21.13      
5 A1 1561 1465 44.20      
6 A1 1237 1161 0.01      
7 A1 1152 1082 33.14      
8 A1 1073 1007 11.09      
9 A1 1029 966 8.37      
10 A1 732 687 19.74      
11 A1 428 402 2.57      
12 A2 920 864 0.00      
13 A2 841 789 0.00      
14 A2 408 383 0.00      
15 B1 914 858 0.20      
16 B1 877 823 0.94      
17 B1 742 697 84.00      
18 B1 542 509 0.08      
19 B1 467 438 5.59      
20 B1 191 179 0.08      
21 B2 3266 3065 7.78      
22 B2 3245 3046 7.81      
23 B2 1690 1587 2.71      
24 B2 1522 1428 7.58      
25 B2 1369 1285 0.23      
26 B2 1309 1228 0.09      
27 B2 1209 1135 0.02      
28 B2 1131 1061 3.55      
29 B2 636 597 0.22      
30 B2 303 285 0.15      

Unscaled Zero Point Vibrational Energy (zpe) 20125.1 cm-1
Scaled (by 0.9386) Zero Point Vibrational Energy (zpe) 18889.4 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 MP3/6-31G*
ABC
0.18959 0.05230 0.04099

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/6-31G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Cl1 0.000 0.000 2.254
C2 0.000 0.000 0.508
C3 0.000 1.214 -0.175
C4 0.000 -1.214 -0.175
C5 0.000 1.206 -1.570
C6 0.000 -1.206 -1.570
C7 0.000 0.000 -2.270
H8 0.000 2.147 0.379
H9 0.000 -2.147 0.379
H10 0.000 2.150 -2.108
H11 0.000 -2.150 -2.108
H12 0.000 0.000 -3.356

Atom - Atom Distances (Å)
  Cl1 C2 C3 C4 C5 C6 C7 H8 H9 H10 H11 H12
Cl11.74612.71552.71554.00954.00954.52372.85092.85094.86284.86285.6096
C21.74611.39291.39292.40252.40252.77762.15102.15103.38583.38583.8635
C32.71551.39292.42811.39472.79352.42111.08493.40642.14743.87973.4044
C42.71551.39292.42812.79351.39472.42113.40641.08493.87972.14743.4044
C54.00952.40251.39472.79352.41291.39492.16343.87841.08613.39932.1553
C64.00952.40252.79351.39472.41291.39493.87842.16343.39931.08612.1553
C74.52372.77762.42112.42111.39491.39493.40933.40932.15612.15611.0859
H82.85092.15101.08493.40642.16343.87843.40934.29432.48624.96454.3074
H92.85092.15103.40641.08493.87842.16343.40934.29434.96452.48624.3074
H104.86283.38582.14743.87971.08613.39932.15612.48624.96454.29992.4859
H114.86283.38583.87972.14743.39931.08612.15614.96452.48624.29992.4859
H125.60963.86353.40443.40442.15532.15531.08594.30744.30742.48592.4859

picture of chlorobenzene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl1 C2 C3 119.357 Cl1 C2 C4 119.357
C2 C3 C5 119.047 C2 C3 H8 119.968
C2 C4 C6 119.047 C2 C4 H9 119.968
C3 C2 C4 121.285 C3 C5 C7 120.435
C3 C5 H10 119.383 C4 C6 C7 120.435
C4 C6 H11 119.383 C5 C3 H8 120.985
C5 C7 C6 119.750 C5 C7 H12 120.125
C6 C4 H9 120.985 C6 C7 H12 120.125
C7 C5 H10 120.182 C7 C6 H11 120.182
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability