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All results from a given calculation for C6H5Cl (chlorobenzene)

using model chemistry: MP2/Def2TZVPP

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/Def2TZVPP
 hartrees
Energy at 0K-690.845674
Energy at 298.15K-690.850905
HF Energy-689.714002
Nuclear repulsion energy316.295091
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/Def2TZVPP
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 3246 3089 3.10      
2 A1 3236 3079 5.59      
3 A1 3215 3059 0.12      
4 A1 1628 1549 21.62      
5 A1 1507 1434 39.72      
6 A1 1197 1139 0.01      
7 A1 1122 1068 38.66      
8 A1 1044 994 11.57      
9 A1 1012 963 4.50      
10 A1 715 680 18.30      
11 A1 421 401 2.12      
12 A2 955 909 0.00      
13 A2 845 804 0.00      
14 A2 410 390 0.00      
15 B1 943 897 0.07      
16 B1 903 859 2.20      
17 B1 751 714 78.36      
18 B1 626 596 3.71      
19 B1 475 452 8.02      
20 B1 188 179 0.21      
21 B2 3242 3085 3.64      
22 B2 3223 3067 4.58      
23 B2 1628 1549 2.24      
24 B2 1476 1404 4.54      
25 B2 1456 1385 1.00      
26 B2 1323 1259 0.31      
27 B2 1181 1124 0.11      
28 B2 1096 1043 5.02      
29 B2 615 585 0.22      
30 B2 296 282 0.10      

Unscaled Zero Point Vibrational Energy (zpe) 19986.2 cm-1
Scaled (by 0.9515) Zero Point Vibrational Energy (zpe) 19016.9 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/Def2TZVPP
ABC
0.19016 0.05274 0.04129

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/Def2TZVPP

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Cl1 0.000 0.000 2.243
C2 0.000 0.000 0.509
C3 0.000 1.213 -0.171
C4 0.000 -1.213 -0.171
C5 0.000 1.205 -1.564
C6 0.000 -1.205 -1.564
C7 0.000 0.000 -2.263
H8 0.000 2.141 0.382
H9 0.000 -2.141 0.382
H10 0.000 2.144 -2.100
H11 0.000 -2.144 -2.100
H12 0.000 0.000 -3.344

Atom - Atom Distances (Å)
  Cl1 C2 C3 C4 C5 C6 C7 H8 H9 H10 H11 H12
Cl11.73422.70222.70223.99353.99354.50652.83692.83694.84354.84355.5871
C21.73421.39081.39082.39792.39792.77232.14442.14443.37693.37693.8529
C32.70221.39082.42611.39282.79042.41821.08003.39902.14153.87153.3965
C42.70221.39082.42612.79041.39282.41823.39901.08003.87152.14153.3965
C53.99352.39791.39282.79042.40981.39302.15923.87031.08113.39142.1492
C63.99352.39792.79041.39282.40981.39303.87032.15923.39141.08112.1492
C74.50652.77232.41822.41821.39301.39303.40273.40272.15012.15011.0806
H82.83692.14441.08003.39902.15923.87033.40274.28132.48164.95144.2968
H92.83692.14443.39901.08003.87032.15923.40274.28134.95142.48164.2968
H104.84353.37692.14153.87151.08113.39142.15012.48164.95144.28782.4787
H114.84353.37693.87152.14153.39141.08112.15014.95142.48164.28782.4787
H125.58713.85293.39653.39652.14922.14921.08064.29684.29682.47872.4787

picture of chlorobenzene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl1 C2 C3 119.290 Cl1 C2 C4 119.290
C2 C3 C5 118.955 C2 C3 H8 119.906
C2 C4 C6 118.955 C2 C4 H9 119.906
C3 C2 C4 121.420 C3 C5 C7 120.458
C3 C5 H10 119.372 C4 C6 C7 120.458
C4 C6 H11 119.372 C5 C3 H8 121.139
C5 C7 C6 119.754 C5 C7 H12 120.123
C6 C4 H9 121.139 C6 C7 H12 120.123
C7 C5 H10 120.170 C7 C6 H11 120.170
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability