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All results from a given calculation for C6H5CHO (benzaldehyde)

using model chemistry: B3LYP/3-21G*

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/3-21G*
 hartrees
Energy at 0K-343.668173
Energy at 298.15K 
HF Energy-343.668173
Nuclear repulsion energy320.555639
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/3-21G*
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' 3224 3101 11.56 225.66 0.10 0.19
2 A' 3216 3093 9.09 29.34 0.27 0.42
3 A' 3206 3084 9.03 77.48 0.74 0.85
4 A' 3195 3074 0.90 67.68 0.72 0.84
5 A' 3182 3061 3.98 45.08 0.47 0.64
6 A' 2916 2806 134.10 111.54 0.30 0.46
7 A' 1717 1652 123.57 49.97 0.32 0.48
8 A' 1633 1571 24.14 78.73 0.53 0.69
9 A' 1614 1553 19.72 19.01 0.52 0.68
10 A' 1542 1483 0.19 1.19 0.27 0.42
11 A' 1511 1454 16.11 2.03 0.27 0.42
12 A' 1441 1386 1.73 4.20 0.62 0.76
13 A' 1378 1325 14.84 2.32 0.73 0.85
14 A' 1330 1280 4.53 0.38 0.47 0.64
15 A' 1244 1197 28.37 11.45 0.40 0.57
16 A' 1231 1185 1.80 6.01 0.67 0.80
17 A' 1216 1170 55.63 17.06 0.22 0.36
18 A' 1116 1073 5.35 0.43 0.59 0.74
19 A' 1059 1018 5.22 0.12 0.27 0.42
20 A' 1035 996 0.24 34.33 0.12 0.21
21 A' 847 815 30.01 11.45 0.17 0.29
22 A' 677 652 22.39 2.72 0.41 0.58
23 A' 657 632 0.46 5.21 0.75 0.86
24 A' 450 433 0.03 5.87 0.34 0.50
25 A' 222 213 8.12 0.56 0.60 0.75
26 A" 1076 1036 1.17 7.67 0.75 0.86
27 A" 1046 1006 0.01 0.24 0.75 0.86
28 A" 1023 984 0.14 0.00 0.75 0.86
29 A" 963 926 1.85 1.03 0.75 0.86
30 A" 884 850 0.11 5.72 0.75 0.86
31 A" 783 754 33.92 2.06 0.75 0.86
32 A" 732 704 52.05 0.54 0.75 0.86
33 A" 483 465 9.29 0.53 0.75 0.86
34 A" 432 416 0.00 0.04 0.75 0.86
35 A" 258 249 8.31 1.28 0.75 0.86
36 A" 141 136 1.92 2.84 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 24340.1 cm-1
Scaled (by 0.962) Zero Point Vibrational Energy (zpe) 23415.1 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/3-21G*
ABC
0.17383 0.05225 0.04018

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.580 0.000
C2 -1.014 -0.387 0.000
C3 -0.686 -1.738 0.000
C4 0.660 -2.127 0.000
C5 1.674 -1.164 0.000
C6 1.344 0.191 0.000
C7 -0.378 2.008 0.000
O8 -1.542 2.421 0.000
H9 0.490 2.695 0.000
H10 -2.042 -0.044 0.000
H11 -1.466 -2.490 0.000
H12 0.918 -3.180 0.000
H13 2.713 -1.472 0.000
H14 2.122 0.948 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 C7 O8 H9 H10 H11 H12 H13 H14
C11.40122.41762.78632.41771.39921.47732.40172.17132.13573.40223.87023.40172.1541
C21.40121.39062.41462.79842.42792.47802.85733.42971.08382.15113.39593.88193.4088
C32.41761.39061.40092.42882.80043.75904.24664.58682.17021.08362.15623.40923.8861
C42.78632.41461.40091.39832.41674.26345.05324.82523.41182.15701.08402.15493.4049
C52.41772.79842.42881.39831.39483.77834.81664.03703.88163.40872.15301.08352.1591
C61.39922.42792.80042.41671.39482.50363.64742.64583.39463.88393.39772.15411.0858
C71.47732.47803.75904.26343.77832.50361.23511.10742.64234.62785.34744.65492.7162
O82.40172.85734.24665.05324.81663.64741.23512.05082.51564.91176.11735.76753.9497
H92.17133.42974.58684.82524.03702.64581.10742.05083.73085.54215.89074.72322.3912
H102.13571.08382.17023.41183.88163.39462.64232.51563.73082.51274.31204.96514.2814
H113.40222.15111.08362.15703.40873.88394.62784.91175.54212.51272.48154.30134.9697
H123.87023.39592.15621.08402.15303.39775.34746.11735.89074.31202.48152.47794.3000
H133.40173.88193.40922.15491.08352.15414.65495.76754.72324.96514.30132.47792.4910
H142.15413.40883.88613.40492.15911.08582.71623.94972.39124.28144.96974.30002.4910

picture of benzaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 119.979 C1 C2 H10 117.933
C1 C6 C5 119.835 C1 C6 H14 119.664
C1 C7 O8 124.370 C1 C7 H9 113.520
C2 C1 C6 120.220 C2 C1 C7 118.802
C2 C3 C4 119.766 C2 C3 H11 120.275
C3 C2 H10 122.088 C3 C4 C5 120.380
C3 C4 H12 119.852 C4 C3 H11 119.960
C4 C5 C6 119.820 C4 C5 H13 119.979
C5 C4 H12 119.768 C5 C6 H14 120.501
C6 C1 C7 120.978 C6 C5 H13 120.201
O8 C7 H9 122.109
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.107      
2 C -0.159      
3 C -0.184      
4 C -0.175      
5 C -0.181      
6 C -0.190      
7 C 0.270      
8 O -0.434      
9 H 0.158      
10 H 0.216      
11 H 0.197      
12 H 0.198      
13 H 0.196      
14 H 0.195      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.220 -2.164 0.000 3.100
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -44.287 5.759 0.000
y 5.759 -45.300 0.000
z 0.000 0.000 -49.347
Traceless
 xyz
x 3.036 5.759 0.000
y 5.759 1.518 0.000
z 0.000 0.000 -4.554
Polar
3z2-r2-9.107
x2-y21.012
xy5.759
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 11.884 -1.135 0.000
y -1.135 13.875 0.000
z 0.000 0.000 2.842


<r2> (average value of r2) Å2
<r2> 261.613
(<r2>)1/2 16.174