return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for C6H5CHO (benzaldehyde)

using model chemistry: PBEPBEultrafine/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 PBEPBEultrafine/6-31G*
 hartrees
Energy at 0K-345.144296
Energy at 298.15K 
HF Energy-345.144296
Nuclear repulsion energy319.034184
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 PBEPBEultrafine/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' 3145 3094 12.45      
2 A' 3139 3088 15.84      
3 A' 3130 3078 14.24      
4 A' 3119 3067 0.86      
5 A' 3105 3054 5.80      
6 A' 2800 2754 150.06      
7 A' 1742 1714 204.39      
8 A' 1615 1588 29.07      
9 A' 1598 1572 12.17      
10 A' 1491 1466 1.44      
11 A' 1457 1433 13.06      
12 A' 1398 1374 4.98      
13 A' 1371 1349 5.81      
14 A' 1302 1281 14.30      
15 A' 1205 1186 56.65      
16 A' 1164 1145 12.79      
17 A' 1160 1141 11.68      
18 A' 1081 1063 5.78      
19 A' 1026 1009 1.67      
20 A' 989 973 0.28      
21 A' 823 809 27.00      
22 A' 643 633 19.59      
23 A' 609 599 0.41      
24 A' 430 423 0.20      
25 A' 211 208 6.92      
26 A" 996 980 0.54      
27 A" 967 951 0.01      
28 A" 943 927 0.11      
29 A" 903 888 1.37      
30 A" 836 823 0.04      
31 A" 737 725 41.33      
32 A" 681 670 20.05      
33 A" 449 442 3.80      
34 A" 403 396 0.11      
35 A" 235 231 5.68      
36 A" 122 120 2.98      

Unscaled Zero Point Vibrational Energy (zpe) 23511.8 cm-1
Scaled (by 0.9835) Zero Point Vibrational Energy (zpe) 23123.8 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 PBEPBEultrafine/6-31G*
ABC
0.17265 0.05162 0.03974

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.578 0.000
C2 -1.043 -0.370 0.000
C3 -0.743 -1.734 0.000
C4 0.598 -2.158 0.000
C5 1.640 -1.219 0.000
C6 1.341 0.149 0.000
C7 -0.310 2.028 0.000
O8 -1.440 2.503 0.000
H9 0.597 2.695 0.000
H10 -2.075 -0.005 0.000
H11 -1.550 -2.474 0.000
H12 0.830 -3.229 0.000
H13 2.682 -1.554 0.000
H14 2.144 0.895 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 C7 O8 H9 H10 H11 H12 H13 H14
C11.40992.42892.80142.43301.40771.48262.40412.19882.15593.42363.89653.42682.1676
C21.40991.39652.42722.81442.43962.50802.90073.47601.09472.16423.41773.90913.4295
C32.42891.39651.40672.43862.80853.78724.29434.62692.18241.09492.17023.43033.9054
C42.80142.42721.40671.40352.42394.28405.08784.85303.43252.17111.09522.17023.4231
C52.43302.81442.43861.40351.39993.78754.83144.04983.90873.42862.16721.09482.1733
C61.40772.43962.80852.42391.39992.50133.64372.65213.41943.90343.41592.16811.0970
C71.48262.50803.78724.28403.78752.50131.22621.12532.69304.67015.37924.66772.7030
O82.40412.90074.29435.08784.83143.64371.22622.04632.58774.97866.16535.78443.9287
H92.19883.47604.62694.85304.04982.65211.12532.04633.79885.59695.92784.73292.3729
H102.15591.09472.18243.43253.90873.41942.69302.58773.79882.52414.33965.00344.3147
H113.42362.16421.09492.17113.42863.90344.67014.97865.59692.52412.49714.33135.0003
H123.89653.41772.17021.09522.16723.41595.37926.16535.92784.33962.49712.49684.3284
H133.42683.90913.43032.17021.09482.16814.66775.78444.73295.00344.33132.49682.5080
H142.16763.42953.90543.42312.17331.09702.70303.92872.37294.31475.00034.32842.5080

picture of benzaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 119.875 C1 C2 H10 118.255
C1 C6 C5 120.125 C1 C6 H14 119.344
C1 C7 O8 124.854 C1 C7 H9 114.240
C2 C1 C6 119.956 C2 C1 C7 120.215
C2 C3 C4 119.963 C2 C3 H11 120.124
C3 C2 H10 121.870 C3 C4 C5 120.402
C3 C4 H12 119.805 C4 C3 H11 119.914
C4 C5 C6 119.679 C4 C5 H13 120.109
C5 C4 H12 119.793 C5 C6 H14 120.530
C6 C1 C7 119.829 C6 C5 H13 120.212
O8 C7 H9 120.906
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.099      
2 C -0.160      
3 C -0.140      
4 C -0.127      
5 C -0.141      
6 C -0.182      
7 C 0.155      
8 O -0.374      
9 H 0.104      
10 H 0.168      
11 H 0.151      
12 H 0.150      
13 H 0.149      
14 H 0.148      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.101 -2.468 0.000 3.241
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -43.593 5.533 0.000
y 5.533 -45.950 0.000
z 0.000 0.000 -47.970
Traceless
 xyz
x 3.367 5.533 0.000
y 5.533 -0.169 0.000
z 0.000 0.000 -3.198
Polar
3z2-r2-6.397
x2-y22.357
xy5.533
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 12.844 -1.205 0.000
y -1.205 15.599 0.000
z 0.000 0.000 3.927


<r2> (average value of r2) Å2
<r2> 263.969
(<r2>)1/2 16.247