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All results from a given calculation for C6H5CHO (benzaldehyde)

using model chemistry: HF/CEP-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 HF/CEP-31G
 hartrees
Energy at 0K-57.445356
Energy at 298.15K 
HF Energy-57.445356
Nuclear repulsion energy160.768743
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 HF/CEP-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' 3431 3093 14.21 162.85 0.27 0.42
2 A' 3418 3081 37.39 110.73 0.26 0.41
3 A' 3402 3067 43.19 49.78 0.74 0.85
4 A' 3385 3051 8.85 86.58 0.70 0.82
5 A' 3374 3041 3.10 23.94 0.67 0.80
6 A' 3244 2924 91.93 96.13 0.32 0.49
7 A' 1849 1667 305.50 136.43 0.30 0.46
8 A' 1797 1620 14.66 87.62 0.57 0.73
9 A' 1770 1596 36.06 20.05 0.52 0.68
10 A' 1652 1489 3.11 0.44 0.16 0.28
11 A' 1604 1446 17.75 2.58 0.23 0.38
12 A' 1532 1381 10.87 3.61 0.44 0.61
13 A' 1469 1325 13.90 2.39 0.64 0.78
14 A' 1399 1261 14.42 4.05 0.41 0.58
15 A' 1329 1198 54.29 25.06 0.24 0.38
16 A' 1303 1175 12.25 7.61 0.23 0.37
17 A' 1275 1150 3.37 6.68 0.75 0.86
18 A' 1186 1069 4.43 0.51 0.29 0.45
19 A' 1119 1009 1.54 4.83 0.11 0.20
20 A' 1084 977 0.47 42.04 0.12 0.21
21 A' 888 801 33.63 14.24 0.20 0.33
22 A' 695 627 38.76 3.92 0.39 0.57
23 A' 671 605 1.21 9.37 0.75 0.86
24 A' 471 424 0.25 6.23 0.37 0.54
25 A' 231 208 12.47 1.56 0.53 0.69
26 A" 1168 1053 0.47 0.03 0.75 0.86
27 A" 1155 1041 0.00 0.22 0.75 0.86
28 A" 1140 1028 5.03 0.18 0.75 0.86
29 A" 1076 970 0.29 9.74 0.75 0.86
30 A" 1003 904 0.01 12.19 0.75 0.86
31 A" 874 788 96.47 1.55 0.75 0.86
32 A" 769 693 32.11 0.08 0.75 0.86
33 A" 515 464 15.16 0.09 0.75 0.86
34 A" 459 414 0.22 0.00 0.75 0.86
35 A" 262 236 17.64 2.30 0.75 0.86
36 A" 130 117 11.59 1.00 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 26066.1 cm-1
Scaled (by 0.9014) Zero Point Vibrational Energy (zpe) 23496.0 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 HF/CEP-31G
ABC
0.17186 0.05127 0.03949

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/CEP-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.578 0.000
C2 -1.053 -0.368 0.000
C3 -0.753 -1.740 0.000
C4 0.592 -2.170 0.000
C5 1.641 -1.230 0.000
C6 1.344 0.147 0.000
C7 -0.295 2.039 0.000
O8 -1.429 2.520 0.000
H9 0.571 2.703 0.000
H10 -2.070 -0.020 0.000
H11 -1.549 -2.465 0.000
H12 0.818 -3.223 0.000
H13 2.665 -1.562 0.000
H14 2.142 0.871 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 C7 O8 H9 H10 H11 H12 H13 H14
C11.41472.43692.81082.44151.41121.49142.41142.20072.15443.41403.88803.41772.1620
C21.41471.40452.44032.82872.45092.52332.91193.47341.07502.15503.41383.90513.4263
C32.43691.40451.41292.44852.82083.80704.31304.63602.16591.07652.16083.42353.8986
C42.81082.44031.41291.40862.43544.30215.10714.87293.42212.16201.07722.16043.4128
C52.44152.82872.44851.40861.40823.80004.84654.07573.90353.42142.15711.07642.1594
C61.41122.45092.82082.43541.40822.50403.64992.67043.41773.89723.41092.15981.0778
C71.49142.52333.80704.30213.80002.50401.23131.09152.71844.67535.37934.66202.7033
O82.41142.91194.31305.10714.84653.64991.23132.00882.61944.98596.16725.78133.9336
H92.20073.47344.63604.87294.07572.67041.09152.00883.79345.58575.93144.75092.4133
H102.15441.07502.16593.42213.90353.41772.71842.61943.79342.49944.31284.97994.3051
H113.41402.15501.07652.16203.42143.89724.67534.98595.58572.49942.48574.31054.9750
H123.88803.41382.16081.07722.15713.41095.37936.16725.93144.31282.48572.48524.3031
H133.41773.90513.42352.16041.07642.15984.66205.78134.75094.97994.31052.48522.4880
H142.16203.42633.89863.41282.15941.07782.70333.93362.41334.30514.97504.30312.4880

picture of benzaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 119.621 C1 C2 H10 119.213
C1 C6 C5 119.988 C1 C6 H14 120.005
C1 C7 O8 124.394 C1 C7 H9 116.001
C2 C1 C6 120.294 C2 C1 C7 120.494
C2 C3 C4 120.026 C2 C3 H11 120.015
C3 C2 H10 121.166 C3 C4 C5 120.403
C3 C4 H12 119.790 C4 C3 H11 119.959
C4 C5 C6 119.668 C4 C5 H13 120.179
C5 C4 H12 119.807 C5 C6 H14 120.007
C6 C1 C7 119.212 C6 C5 H13 120.153
O8 C7 H9 119.605
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/CEP-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.080      
2 C 0.008      
3 C -0.344      
4 C -0.216      
5 C -0.331      
6 C -0.169      
7 C -0.339      
8 O -0.215      
9 H 0.164      
10 H 0.310      
11 H 0.262      
12 H 0.251      
13 H 0.262      
14 H 0.278      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.134 -2.775 0.000 4.186
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -46.278 9.045 0.000
y 9.045 -48.488 0.000
z 0.000 0.000 -50.575
Traceless
 xyz
x 3.254 9.045 0.000
y 9.045 -0.062 0.000
z 0.000 0.000 -3.192
Polar
3z2-r2-6.384
x2-y22.210
xy9.045
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 12.389 -1.276 0.000
y -1.276 13.913 0.000
z 0.000 0.000 4.445


<r2> (average value of r2) Å2
<r2> 209.002
(<r2>)1/2 14.457