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All results from a given calculation for C6H5CHO (benzaldehyde)

using model chemistry: PBEPBE/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBEPBE/6-31G(2df,p)
 hartrees
Energy at 0K-345.166856
Energy at 298.15K 
HF Energy-345.166856
Nuclear repulsion energy319.677523
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 PBEPBE/6-31G(2df,p)
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' 3136 3104 11.57 274.27 0.11 0.19
2 A' 3130 3098 11.45 41.42 0.25 0.40
3 A' 3121 3089 9.97 90.05 0.74 0.85
4 A' 3110 3078 0.62 76.38 0.70 0.82
5 A' 3097 3065 4.58 47.75 0.40 0.57
6 A' 2782 2753 137.01 121.61 0.31 0.47
7 A' 1738 1720 202.53 74.96 0.33 0.50
8 A' 1596 1579 26.24 71.94 0.51 0.68
9 A' 1581 1565 11.54 9.79 0.50 0.67
10 A' 1472 1456 1.10 0.81 0.29 0.44
11 A' 1440 1425 13.13 1.30 0.23 0.37
12 A' 1382 1368 5.83 3.98 0.67 0.80
13 A' 1357 1343 6.23 0.56 0.73 0.85
14 A' 1284 1271 14.52 1.42 0.48 0.65
15 A' 1198 1185 54.49 19.75 0.26 0.42
16 A' 1150 1138 10.22 5.46 0.33 0.50
17 A' 1147 1135 12.26 10.27 0.50 0.66
18 A' 1069 1058 5.81 1.00 0.20 0.34
19 A' 1018 1008 1.86 13.33 0.09 0.17
20 A' 985 975 0.22 21.29 0.08 0.15
21 A' 819 811 27.34 11.08 0.12 0.22
22 A' 641 634 18.18 3.02 0.36 0.53
23 A' 603 597 0.49 4.86 0.75 0.86
24 A' 428 423 0.22 6.65 0.33 0.50
25 A' 208 206 6.84 0.43 0.50 0.66
26 A" 1004 994 0.39 5.16 0.75 0.86
27 A" 965 955 0.04 0.15 0.75 0.86
28 A" 937 927 0.15 0.04 0.75 0.86
29 A" 906 896 1.00 0.89 0.75 0.86
30 A" 843 834 0.03 4.64 0.75 0.86
31 A" 744 737 33.39 1.49 0.75 0.86
32 A" 687 680 18.80 0.16 0.75 0.86
33 A" 451 447 3.42 0.49 0.75 0.86
34 A" 401 397 0.10 0.01 0.75 0.86
35 A" 234 232 4.87 0.84 0.75 0.86
36 A" 121 120 2.85 2.41 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 23391.2 cm-1
Scaled (by 0.9897) Zero Point Vibrational Energy (zpe) 23150.3 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 PBEPBE/6-31G(2df,p)
ABC
0.17335 0.05181 0.03989

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.577 0.000
C2 -1.043 -0.368 0.000
C3 -0.745 -1.730 0.000
C4 0.593 -2.155 0.000
C5 1.635 -1.219 0.000
C6 1.337 0.146 0.000
C7 -0.306 2.027 0.000
O8 -1.430 2.501 0.000
H9 0.605 2.686 0.000
H10 -2.073 -0.001 0.000
H11 -1.552 -2.468 0.000
H12 0.823 -3.225 0.000
H13 2.675 -1.556 0.000
H14 2.140 0.892 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 C7 O8 H9 H10 H11 H12 H13 H14
C11.40702.42392.79572.42841.40471.48212.39802.19482.15173.41713.88923.42072.1626
C21.40701.39392.42272.80932.43472.50552.89553.47041.09332.16053.41173.90243.4225
C32.42391.39391.40402.43402.80283.78224.28644.61802.17941.09332.16623.42423.8980
C42.79572.42271.40401.40082.41904.27785.07734.84193.42702.16741.09362.16643.4174
C52.42842.80932.43401.40081.39743.78204.82044.03913.90223.42252.16351.09312.1705
C61.40472.43472.80282.41901.39742.49753.63392.64373.41293.89613.40982.16471.0954
C71.48212.50553.78224.27783.78202.49751.22001.12482.68954.66395.37134.66062.6963
O82.39802.89554.28645.07734.82043.63391.22002.04332.58394.97066.15335.77163.9158
H92.19483.47044.61804.84194.03912.64371.12482.04333.79375.58725.91504.72042.3614
H102.15171.09332.17943.42703.90223.41292.68952.58393.79372.52064.33274.99534.3058
H113.41712.16051.09332.16743.42253.89614.66394.97065.58722.52062.49254.32384.9914
H123.88923.41172.16621.09362.16353.40985.37136.15335.91504.33272.49252.49274.3219
H133.42073.90243.42422.16641.09312.16474.66065.77164.72044.99534.32382.49272.5056
H142.16263.42253.89803.41742.17051.09542.69633.91582.36144.30584.99144.32192.5056

picture of benzaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 119.856 C1 C2 H10 118.224
C1 C6 C5 120.137 C1 C6 H14 119.255
C1 C7 O8 124.821 C1 C7 H9 113.983
C2 C1 C6 119.977 C2 C1 C7 120.253
C2 C3 C4 119.968 C2 C3 H11 120.116
C3 C2 H10 121.920 C3 C4 C5 120.411
C3 C4 H12 119.787 C4 C3 H11 119.916
C4 C5 C6 119.651 C4 C5 H13 120.113
C5 C4 H12 119.801 C5 C6 H14 120.608
C6 C1 C7 119.770 C6 C5 H13 120.236
O8 C7 H9 121.196
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.240      
2 C -0.186      
3 C -0.100      
4 C -0.112      
5 C -0.099      
6 C -0.204      
7 C 0.053      
8 O -0.242      
9 H 0.071      
10 H 0.129      
11 H 0.113      
12 H 0.113      
13 H 0.112      
14 H 0.110      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.041 -2.400 0.000 3.150
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -43.730 5.373 0.000
y 5.373 -46.024 0.000
z 0.000 0.000 -47.561
Traceless
 xyz
x 3.062 5.373 0.000
y 5.373 -0.378 0.000
z 0.000 0.000 -2.684
Polar
3z2-r2-5.368
x2-y22.293
xy5.373
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 13.076 -1.162 0.000
y -1.162 15.955 0.000
z 0.000 0.000 4.823


<r2> (average value of r2) Å2
<r2> 263.025
(<r2>)1/2 16.218