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

using model chemistry: BLYP/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at BLYP/6-31G**
 hartrees
Energy at 0K-420.694933
Energy at 298.15K-420.701802
Nuclear repulsion energy401.050609
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 BLYP/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 A' 3604 3577 45.84      
2 A' 3146 3122 3.88      
3 A' 3139 3115 6.91      
4 A' 3123 3099 23.81      
5 A' 3112 3088 16.83      
6 A' 3101 3077 0.34      
7 A' 1731 1718 248.70      
8 A' 1594 1582 15.48      
9 A' 1574 1562 4.56      
10 A' 1487 1476 0.70      
11 A' 1446 1435 12.31      
12 A' 1336 1326 11.62      
13 A' 1332 1322 79.18      
14 A' 1309 1299 5.59      
15 A' 1180 1171 33.25      
16 A' 1162 1153 6.43      
17 A' 1155 1146 176.05      
18 A' 1083 1074 14.67      
19 A' 1055 1047 128.72      
20 A' 1018 1010 22.08      
21 A' 989 981 0.98      
22 A' 749 743 5.65      
23 A' 616 611 8.45      
24 A' 612 608 37.39      
25 A' 479 476 6.08      
26 A' 372 369 5.33      
27 A' 209 208 1.23      
28 A" 972 964 0.09      
29 A" 949 941 0.13      
30 A" 921 914 1.22      
31 A" 838 832 0.06      
32 A" 785 779 0.95      
33 A" 702 696 107.81      
34 A" 684 678 0.51      
35 A" 595 590 54.87      
36 A" 423 420 5.81      
37 A" 402 399 0.45      
38 A" 154 153 0.37      
39 A" 67 66 0.79      

Unscaled Zero Point Vibrational Energy (zpe) 24602.2 cm-1
Scaled (by 0.9923) Zero Point Vibrational Energy (zpe) 24412.8 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 BLYP/6-31G**
ABC
0.12681 0.04015 0.03049

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.224 0.000
C2 1.281 -0.371 0.000
C3 1.408 -1.767 0.000
C4 0.258 -2.578 0.000
C5 -1.020 -1.989 0.000
C6 -1.153 -0.592 0.000
C7 -0.074 1.717 0.000
O8 0.894 2.474 0.000
O9 -1.368 2.192 0.000
H10 2.157 0.280 0.000
H11 2.401 -2.223 0.000
H12 0.357 -3.667 0.000
H13 -1.913 -2.620 0.000
H14 -2.141 -0.130 0.000
H15 -1.272 3.170 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 C7 O8 O9 H10 H11 H12 H13 H14 H15
C11.41262.43852.81382.43731.41311.49502.42072.39672.15783.42853.90703.42752.17033.2089
C21.41261.40142.43252.81342.44452.48942.87083.68611.09142.16443.42253.90643.43084.3656
C32.43851.40141.40762.43852.81783.78604.27134.83522.17961.09282.17113.42893.90855.6174
C42.81382.43251.40761.40692.43594.30795.09135.03953.43152.17241.09322.17113.42745.9481
C52.43732.81342.43851.40691.40343.82564.85634.19603.90463.42922.17031.09292.17125.1657
C61.41312.44452.81782.43591.40342.54943.68682.79283.42343.91073.42532.16521.09073.7644
C71.49502.48943.78604.30793.82562.54941.22861.37842.65374.65325.40104.71102.77241.8832
O82.42072.87084.27135.09134.85633.68681.22862.27962.53094.93256.16355.81593.99912.2755
O92.39673.68614.83525.03954.19602.79281.37842.27964.01015.80526.10744.84292.44760.9827
H102.15781.09142.17963.43153.90463.42342.65372.53094.01012.51524.33774.99754.31774.4844
H113.42852.16441.09282.17243.42923.91074.65324.93255.80522.51522.50214.33225.00136.5252
H123.90703.42252.17111.09322.17033.42535.40106.16356.10744.33772.50212.49984.33017.0282
H133.42753.90643.42892.17111.09292.16524.71105.81594.84294.99754.33222.49982.50045.8255
H142.17033.43083.90853.42742.17121.09072.77243.99912.44764.31775.00134.33012.50043.4128
H153.20894.36565.61745.94815.16573.76441.88322.27550.98274.48446.52527.02825.82553.4128

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 120.115 C1 C2 H10 118.452
C1 C6 C5 119.852 C1 C6 H14 119.623
C1 C7 O8 125.165 C1 C7 O9 112.985
C2 C1 C6 119.787 C2 C1 C7 117.748
C2 C3 C4 119.992 C2 C3 H11 119.886
C3 C2 H10 121.432 C3 C4 C5 120.087
C3 C4 H12 119.967 C4 C3 H11 120.122
C4 C5 C6 120.167 C4 C5 H13 120.041
C5 C4 H12 119.946 C5 C6 H14 120.525
C6 C1 C7 122.465 C6 C5 H13 119.792
C7 O9 H15 104.549 O8 C7 O9 121.851
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.098      
2 C -0.082      
3 C -0.065      
4 C -0.048      
5 C -0.063      
6 C -0.089      
7 C 0.480      
8 O -0.450      
9 O -0.464      
10 H 0.090      
11 H 0.068      
12 H 0.067      
13 H 0.067      
14 H 0.086      
15 H 0.305      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.135 -1.467 0.000 1.854
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 13.016 -0.374 0.000
y -0.374 16.776 0.000
z 0.000 0.000 4.190


<r2> (average value of r2) Å2
<r2> 334.747
(<r2>)1/2 18.296