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All results from a given calculation for C6H5COOH (benzoic acid)

using model chemistry: B3LYP/CEP-121G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3LYP/CEP-121G*
 hartrees
Energy at 0K-75.145303
Energy at 298.15K-75.152331
Nuclear repulsion energy205.108873
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 B3LYP/CEP-121G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3733 3618 66.35      
2 A' 3202 3104 5.25      
3 A' 3195 3097 8.34      
4 A' 3178 3081 29.11      
5 A' 3168 3071 20.03      
6 A' 3156 3059 0.75      
7 A' 1763 1710 353.41      
8 A' 1625 1576 18.38      
9 A' 1605 1556 6.65      
10 A' 1511 1465 1.86      
11 A' 1466 1421 16.03      
12 A' 1367 1326 86.15      
13 A' 1337 1296 7.33      
14 A' 1323 1282 4.71      
15 A' 1208 1171 216.31      
16 A' 1183 1147 89.19      
17 A' 1168 1132 0.52      
18 A' 1102 1068 40.13      
19 A' 1078 1045 72.48      
20 A' 1029 997 15.13      
21 A' 1000 969 0.16      
22 A' 762 739 9.05      
23 A' 626 607 49.44      
24 A' 619 600 0.26      
25 A' 487 472 6.09      
26 A' 375 364 5.07      
27 A' 210 204 1.34      
28 A" 1024 993 0.80      
29 A" 994 964 0.13      
30 A" 968 939 3.18      
31 A" 877 850 0.05      
32 A" 821 795 6.60      
33 A" 727 705 138.14      
34 A" 700 679 0.15      
35 A" 597 579 76.45      
36 A" 435 422 8.95      
37 A" 414 401 0.55      
38 A" 161 156 0.66      
39 A" 68 66 0.92      

Unscaled Zero Point Vibrational Energy (zpe) 25130.0 cm-1
Scaled (by 0.9694) Zero Point Vibrational Energy (zpe) 24361.1 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 B3LYP/CEP-121G*
ABC
0.12735 0.04022 0.03057

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-121G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.221 0.000
C2 1.291 -0.346 0.000
C3 1.443 -1.739 0.000
C4 0.306 -2.570 0.000
C5 -0.982 -2.005 0.000
C6 -1.139 -0.611 0.000
C7 -0.109 1.715 0.000
O8 0.837 2.490 0.000
O9 -1.405 2.161 0.000
H10 2.154 0.316 0.000
H11 2.440 -2.177 0.000
H12 0.425 -3.653 0.000
H13 -1.861 -2.648 0.000
H14 -2.130 -0.167 0.000
H15 -1.344 3.134 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 C7 O8 O9 H10 H11 H12 H13 H14 H15
C11.41002.43422.80812.43351.41021.49812.41792.39512.15583.42083.89743.42012.16533.2085
C21.41001.40172.43232.81412.44392.49162.87193.68131.08742.16133.41863.90303.42594.3656
C32.43421.40171.40742.43902.81713.78724.27244.82932.17501.08882.16743.42593.90385.6145
C42.80812.43231.40741.40662.43454.30555.08755.03113.42662.16941.08932.16843.42275.9386
C52.43352.81412.43901.40661.40343.82184.84904.18793.90133.42602.16621.08892.16815.1526
C61.41022.44392.81712.43451.40342.54393.67622.78463.42023.90593.42032.16181.08673.7509
C71.49812.49163.78724.30553.82182.54391.22211.37052.66034.65215.39474.70222.76181.8817
O82.41792.87194.27245.08754.84903.67621.22212.26542.54174.93416.15655.80313.98222.2743
O92.39513.68134.82935.03114.18792.78461.37052.26544.00845.79626.09504.83112.43800.9753
H102.15581.08742.17503.42663.90133.42022.66032.54174.00842.50894.32924.99024.31104.4923
H113.42082.16131.08882.16943.42603.90594.65214.93415.79622.50892.49824.32624.99266.5213
H123.89743.41862.16741.08932.16623.42035.39476.15656.09504.32922.49822.49624.32247.0142
H133.42013.90303.42592.16841.08892.16184.70225.80314.83114.99024.32622.49622.49665.8059
H142.16533.42593.90383.42272.16811.08672.76183.98222.43804.31104.99264.32242.49663.3932
H153.20854.36565.61455.93865.15263.75091.88172.27430.97534.49236.52137.01425.80593.3932

picture of benzoic acid state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 119.932 C1 C2 H10 118.785
C1 C6 C5 119.747 C1 C6 H14 119.707
C1 C7 O8 125.156 C1 C7 O9 113.146
C2 C1 C6 120.122 C2 C1 C7 117.887
C2 C3 C4 119.956 C2 C3 H11 119.879
C3 C2 H10 121.284 C3 C4 C5 120.162
C3 C4 H12 119.938 C4 C3 H11 120.164
C4 C5 C6 120.080 C4 C5 H13 120.132
C5 C4 H12 119.899 C5 C6 H14 120.546
C6 C1 C7 121.991 C6 C5 H13 119.788
C7 O9 H15 105.428 O8 C7 O9 121.698
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-121G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.360      
2 C -0.331      
3 C -0.201      
4 C -0.195      
5 C -0.200      
6 C -0.292      
7 C 0.007      
8 O -0.280      
9 O -0.442      
10 H 0.261      
11 H 0.212      
12 H 0.209      
13 H 0.211      
14 H 0.256      
15 H 0.426      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.150 -1.715 0.000 2.065
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -48.433 -5.970 0.000
y -5.970 -45.443 0.000
z 0.000 0.000 -54.491
Traceless
 xyz
x 1.534 -5.970 0.000
y -5.970 6.019 0.000
z 0.000 0.000 -7.553
Polar
3z2-r2-15.107
x2-y2-2.990
xy-5.970
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 13.630 -0.294 0.000
y -0.294 16.972 0.000
z 0.000 0.000 5.771


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000