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All results from a given calculation for C6H5CHO (benzaldehyde)

using model chemistry: HF/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 HF/6-31G(2df,p)
 hartrees
Energy at 0K-343.465900
Energy at 298.15K 
HF Energy-343.465900
Nuclear repulsion energy323.770969
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/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' 3368 3050 5.54 122.79 0.14 0.25
2 A' 3355 3038 20.34 153.37 0.11 0.20
3 A' 3343 3027 22.71 64.32 0.75 0.85
4 A' 3329 3014 4.41 88.79 0.70 0.82
5 A' 3320 3006 4.99 38.04 0.49 0.66
6 A' 3095 2803 106.95 98.68 0.30 0.46
7 A' 1994 1806 327.43 73.91 0.32 0.48
8 A' 1788 1619 21.10 71.42 0.54 0.70
9 A' 1768 1601 8.88 6.62 0.62 0.76
10 A' 1649 1493 0.81 0.63 0.36 0.53
11 A' 1605 1453 11.70 0.69 0.22 0.36
12 A' 1544 1398 18.69 2.71 0.75 0.86
13 A' 1449 1312 17.71 1.73 0.55 0.71
14 A' 1333 1207 15.25 1.70 0.20 0.34
15 A' 1307 1184 39.60 19.36 0.27 0.43
16 A' 1275 1155 22.68 10.64 0.17 0.30
17 A' 1214 1099 6.71 8.42 0.68 0.81
18 A' 1165 1055 0.51 0.75 0.73 0.84
19 A' 1115 1010 0.36 7.50 0.09 0.16
20 A' 1083 981 0.50 28.04 0.08 0.15
21 A' 890 806 38.05 10.20 0.12 0.22
22 A' 704 638 31.63 2.25 0.33 0.49
23 A' 670 607 1.07 5.17 0.75 0.86
24 A' 469 425 0.16 4.01 0.28 0.44
25 A' 238 216 9.57 0.59 0.51 0.67
26 A" 1157 1048 0.13 6.04 0.75 0.86
27 A" 1120 1015 0.03 0.03 0.75 0.86
28 A" 1096 992 0.18 0.05 0.75 0.86
29 A" 1046 948 2.03 0.25 0.75 0.86
30 A" 961 870 0.02 1.77 0.75 0.86
31 A" 843 763 48.40 0.45 0.75 0.86
32 A" 766 694 20.50 0.15 0.75 0.86
33 A" 509 461 4.83 0.19 0.75 0.86
34 A" 457 414 0.15 0.01 0.75 0.86
35 A" 253 229 8.40 1.30 0.75 0.86
36 A" 126 114 7.31 1.75 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 25703.1 cm-1
Scaled (by 0.9055) Zero Point Vibrational Energy (zpe) 23274.1 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 HF/6-31G(2df,p)
ABC
0.17827 0.05288 0.04078

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.566 0.000
C2 -1.032 -0.364 0.000
C3 -0.742 -1.711 0.000
C4 0.579 -2.135 0.000
C5 1.610 -1.214 0.000
C6 1.316 0.138 0.000
C7 -0.301 2.019 0.000
O8 -1.391 2.481 0.000
H9 0.584 2.670 0.000
H10 -2.047 -0.014 0.000
H11 -1.538 -2.434 0.000
H12 0.803 -3.187 0.000
H13 2.632 -1.545 0.000
H14 2.114 0.862 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 C7 O8 H9 H10 H11 H12 H13 H14
C11.38992.39552.76242.39981.38431.48362.36682.18282.12823.37183.83803.37432.1343
C21.38991.37782.39392.77492.40192.49312.86833.43751.07402.13083.36653.84973.3766
C32.39551.37781.38772.40372.76753.75644.24264.57722.14111.07502.13643.37813.8442
C42.76242.39391.38771.38182.38954.24605.01894.80433.37592.13811.07562.13543.3666
C52.39982.77492.40371.38181.38343.75514.75984.01653.84873.37562.13151.07482.1361
C61.38432.40192.76752.38951.38342.48073.58042.63523.36743.84253.36452.13661.0767
C71.48362.49313.75644.24603.75512.48071.18381.09822.68034.62205.32164.61602.6777
O82.36682.86834.24265.01894.75983.58041.18381.98352.58054.91796.07785.69183.8607
H92.18283.43754.57724.80434.01652.63521.09821.98353.75845.52735.86054.68632.3683
H102.12821.07402.14113.37593.84873.36742.68032.58053.75842.47334.26504.92354.2525
H113.37182.13081.07502.13813.37563.84254.62204.91795.52732.47332.45854.26324.9192
H123.83803.36652.13641.07562.13153.36455.32166.07785.86054.26502.45852.45744.2557
H133.37433.84973.37812.13541.07482.13664.61605.69184.68634.92354.26322.45742.4625
H142.13433.37663.84423.36662.13611.07672.67773.86072.36834.25254.91924.25572.4625

picture of benzaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 119.886 C1 C2 H10 118.925
C1 C6 C5 120.237 C1 C6 H14 119.762
C1 C7 O8 124.693 C1 C7 H9 114.618
C2 C1 C6 119.949 C2 C1 C7 120.333
C2 C3 C4 119.917 C2 C3 H11 120.114
C3 C2 H10 121.189 C3 C4 C5 120.441
C3 C4 H12 119.758 C4 C3 H11 119.968
C4 C5 C6 119.570 C4 C5 H13 120.228
C5 C4 H12 119.801 C5 C6 H14 120.001
C6 C1 C7 119.718 C6 C5 H13 120.202
O8 C7 H9 120.689
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.029      
2 C -0.164      
3 C -0.151      
4 C -0.138      
5 C -0.153      
6 C -0.194      
7 C 0.239      
8 O -0.387      
9 H 0.112      
10 H 0.184      
11 H 0.155      
12 H 0.157      
13 H 0.154      
14 H 0.156      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.435 -2.334 0.000 3.372
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -44.252 6.692 0.000
y 6.692 -46.367 0.000
z 0.000 0.000 -48.507
Traceless
 xyz
x 3.185 6.692 0.000
y 6.692 0.013 0.000
z 0.000 0.000 -3.198
Polar
3z2-r2-6.396
x2-y22.115
xy6.692
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 12.099 -0.915 0.000
y -0.915 13.872 0.000
z 0.000 0.000 4.744


<r2> (average value of r2) Å2
<r2> 258.218
(<r2>)1/2 16.069