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All results from a given calculation for C6H5Cl (chlorobenzene)

using model chemistry: B3PW91/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B3PW91/3-21G
 hartrees
Energy at 0K-688.228652
Energy at 298.15K-688.234023
Nuclear repulsion energy312.784759
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 B3PW91/3-21G
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 3247 3121 1.67      
2 A1 3230 3105 7.49      
3 A1 3207 3083 0.02      
4 A1 1620 1557 25.47      
5 A1 1534 1474 49.14      
6 A1 1235 1187 0.00      
7 A1 1114 1071 36.55      
8 A1 1063 1022 24.29      
9 A1 1038 998 0.07      
10 A1 713 685 28.86      
11 A1 407 392 7.32      
12 A2 1014 975 0.00      
13 A2 867 833 0.00      
14 A2 428 412 0.00      
15 B1 1043 1002 0.60      
16 B1 959 921 5.93      
17 B1 783 753 55.25      
18 B1 729 700 54.51      
19 B1 488 469 12.91      
20 B1 193 186 0.13      
21 B2 3243 3118 1.20      
22 B2 3216 3092 6.54      
23 B2 1635 1572 4.31      
24 B2 1503 1445 9.39      
25 B2 1381 1327 0.56      
26 B2 1339 1287 0.90      
27 B2 1230 1182 0.11      
28 B2 1112 1069 4.56      
29 B2 651 626 0.35      
30 B2 279 268 0.28      

Unscaled Zero Point Vibrational Energy (zpe) 20249.3 cm-1
Scaled (by 0.9612) Zero Point Vibrational Energy (zpe) 19463.6 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 B3PW91/3-21G
ABC
0.18923 0.05088 0.04010

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/3-21G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Cl1 0.000 0.000 2.297
C2 0.000 0.000 0.476
C3 0.000 1.215 -0.190
C4 0.000 -1.215 -0.190
C5 0.000 1.209 -1.587
C6 0.000 -1.209 -1.587
C7 0.000 0.000 -2.285
H8 0.000 2.143 0.368
H9 0.000 -2.143 0.368
H10 0.000 2.150 -2.124
H11 0.000 -2.150 -2.124
H12 0.000 0.000 -3.370

Atom - Atom Distances (Å)
  Cl1 C2 C3 C4 C5 C6 C7 H8 H9 H10 H11 H12
Cl11.82102.76862.76864.06764.06764.58262.88352.88354.91704.91705.6669
C21.82101.38611.38612.39092.39092.76162.14592.14593.37473.37473.8459
C32.76861.38612.43071.39642.79742.42211.08293.40472.14843.88203.4038
C42.76861.38612.43072.79741.39642.42213.40471.08293.88202.14843.4038
C54.06762.39091.39642.79742.41711.39602.16683.88021.08463.40182.1540
C64.06762.39092.79741.39642.41711.39603.88022.16683.40181.08462.1540
C74.58262.76162.42212.42211.39601.39603.41093.41092.15642.15641.0843
H82.88352.14591.08293.40472.16683.88023.41094.28642.49284.96474.3087
H92.88352.14593.40471.08293.88022.16683.41094.28644.96472.49284.3087
H104.91703.37472.14843.88201.08463.40182.15642.49284.96474.30082.4849
H114.91703.37473.88202.14843.40181.08462.15644.96472.49284.30082.4849
H125.66693.84593.40383.40382.15402.15401.08434.30874.30872.48492.4849

picture of chlorobenzene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl1 C2 C3 118.740 Cl1 C2 C4 118.740
C2 C3 C5 118.461 C2 C3 H8 120.217
C2 C4 C6 118.461 C2 C4 H9 120.217
C3 C2 C4 122.521 C3 C5 C7 120.310
C3 C5 H10 119.451 C4 C6 C7 120.310
C4 C6 H11 119.451 C5 C3 H8 121.322
C5 C7 C6 119.938 C5 C7 H12 120.031
C6 C4 H9 121.322 C6 C7 H12 120.031
C7 C5 H10 120.239 C7 C6 H11 120.239
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Cl 0.107      
2 C -0.296      
3 C -0.181      
4 C -0.181      
5 C -0.208      
6 C -0.208      
7 C -0.216      
8 H 0.248      
9 H 0.248      
10 H 0.230      
11 H 0.230      
12 H 0.226      


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 -2.400 2.400
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -52.031 0.000 0.000
y 0.000 -40.853 0.000
z 0.000 0.000 -46.042
Traceless
 xyz
x -8.584 0.000 0.000
y 0.000 8.183 0.000
z 0.000 0.000 0.400
Polar
3z2-r20.800
x2-y2-11.178
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.663 0.000 0.000
y 0.000 10.184 0.000
z 0.000 0.000 13.880


<r2> (average value of r2) Å2
<r2> 256.324
(<r2>)1/2 16.010