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All results from a given calculation for C6H5CHO (benzaldehyde)

using model chemistry: B2PLYP/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 B2PLYP/3-21G
 hartrees
Energy at 0K-343.189616
Energy at 298.15K 
HF Energy-342.938686
Nuclear repulsion energy320.074626
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 B2PLYP/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' 3238 3238 11.84 228.90 0.10 0.19
2 A' 3229 3229 9.91 19.47 0.50 0.67
3 A' 3220 3220 6.33 78.14 0.72 0.84
4 A' 3209 3209 0.71 60.74 0.73 0.85
5 A' 3193 3193 4.41 47.66 0.45 0.62
6 A' 2946 2946 131.83 113.91 0.29 0.45
7 A' 1678 1678 85.23 33.88 0.30 0.47
8 A' 1630 1630 19.75 71.89 0.53 0.70
9 A' 1609 1609 27.47 25.47 0.49 0.66
10 A' 1545 1545 0.31 1.39 0.26 0.41
11 A' 1513 1513 15.70 3.02 0.26 0.42
12 A' 1445 1445 1.26 4.70 0.51 0.67
13 A' 1384 1384 14.31 2.29 0.74 0.85
14 A' 1330 1330 4.14 0.31 0.42 0.59
15 A' 1247 1247 16.65 8.73 0.47 0.64
16 A' 1238 1238 1.97 5.91 0.65 0.79
17 A' 1222 1222 60.95 18.80 0.22 0.35
18 A' 1116 1116 4.44 0.44 0.68 0.81
19 A' 1061 1061 5.57 0.50 0.15 0.27
20 A' 1033 1033 0.34 33.96 0.12 0.21
21 A' 846 846 30.43 11.18 0.18 0.30
22 A' 678 678 20.94 3.19 0.41 0.59
23 A' 659 659 0.77 4.76 0.75 0.86
24 A' 449 449 0.05 5.55 0.33 0.50
25 A' 222 222 8.17 0.58 0.60 0.75
26 A" 1068 1068 1.01 8.02 0.75 0.86
27 A" 1021 1021 0.04 0.08 0.75 0.86
28 A" 1005 1005 0.17 0.01 0.75 0.86
29 A" 951 951 1.78 1.36 0.75 0.86
30 A" 881 881 0.13 5.80 0.75 0.86
31 A" 773 773 50.50 2.01 0.75 0.86
32 A" 726 726 38.30 0.32 0.75 0.86
33 A" 480 480 9.72 0.48 0.75 0.86
34 A" 431 431 0.01 0.04 0.75 0.86
35 A" 256 256 8.59 1.44 0.75 0.86
36 A" 139 139 1.96 2.79 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 24333.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 24333.0 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 B2PLYP/3-21G
ABC
0.17335 0.05210 0.04006

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.580 0.000
C2 -1.012 -0.390 0.000
C3 -0.679 -1.742 0.000
C4 0.670 -2.128 0.000
C5 1.682 -1.160 0.000
C6 1.346 0.197 0.000
C7 -0.385 2.010 0.000
O8 -1.559 2.416 0.000
H9 0.474 2.704 0.000
H10 -2.042 -0.051 0.000
H11 -1.457 -2.496 0.000
H12 0.930 -3.179 0.000
H13 2.721 -1.464 0.000
H14 2.123 0.955 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 C7 O8 H9 H10 H11 H12 H13 H14
C11.40202.42002.78972.42021.40001.48072.40832.17592.13703.40373.87293.40342.1555
C21.40201.39322.41882.80212.43062.48012.85823.43211.08342.15253.39943.88493.4113
C32.42001.39321.40292.43182.80423.76394.25034.59352.17171.08282.15763.41173.8895
C42.78972.41881.40291.40032.42104.27025.06084.83573.41522.15831.08322.15613.4083
C52.42022.80212.43181.40031.39763.78454.82604.04833.88503.41112.15431.08282.1608
C61.40002.43062.80422.42101.39762.50753.65602.65463.39713.88703.40142.15571.0853
C71.48072.48013.76394.27023.78452.50751.24191.10482.64414.63145.35334.66032.7209
O82.40832.85824.25035.06084.82603.65601.24192.05362.51374.91266.12385.77683.9610
H92.17593.43214.59354.83574.04832.65461.10482.05363.73095.54675.90074.73492.4032
H102.13701.08342.17173.41523.88503.39712.64412.51373.73092.51344.31474.96774.2842
H113.40372.15251.08282.15833.41113.88704.63144.91265.54672.51342.48344.30364.9723
H123.87293.39942.15761.08322.15433.40145.35336.12385.90074.31472.48342.47954.3028
H133.40343.88493.41172.15611.08282.15574.66035.77684.73494.96774.30362.47952.4920
H142.15553.41133.88953.40832.16081.08532.72093.96102.40324.28424.97234.30282.4920

picture of benzaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 119.940 C1 C2 H10 118.027
C1 C6 C5 119.787 C1 C6 H14 119.759
C1 C7 O8 124.163 C1 C7 H9 113.823
C2 C1 C6 120.322 C2 C1 C7 118.684
C2 C3 C4 119.779 C2 C3 H11 120.251
C3 C2 H10 122.034 C3 C4 C5 120.337
C3 C4 H12 119.876 C4 C3 H11 119.970
C4 C5 C6 119.835 C4 C5 H13 119.985
C5 C4 H12 119.787 C5 C6 H14 120.454
C6 C1 C7 120.993 C6 C5 H13 120.180
O8 C7 H9 122.014
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.137      
2 C -0.164      
3 C -0.190      
4 C -0.183      
5 C -0.188      
6 C -0.193      
7 C 0.283      
8 O -0.428      
9 H 0.162      
10 H 0.224      
11 H 0.204      
12 H 0.204      
13 H 0.203      
14 H 0.202      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.189 -2.022 0.000 2.980
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -44.803 5.698 -0.002
y 5.698 -45.537 0.002
z -0.002 0.002 -49.717
Traceless
 xyz
x 2.824 5.698 -0.002
y 5.698 1.723 0.002
z -0.002 0.002 -4.547
Polar
3z2-r2-9.093
x2-y20.734
xy5.698
xz-0.002
yz0.002


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 11.813 -1.082 0.000
y -1.082 13.579 -0.000
z 0.000 -0.000 2.794


<r2> (average value of r2) Å2
<r2> 262.497
(<r2>)1/2 16.202