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All results from a given calculation for CH3CH2CHO (Propanal)

using model chemistry: HSEh1PBE/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HSEh1PBE/aug-cc-pVTZ
 hartrees
Energy at 0K-193.006032
Energy at 298.15K-193.012352
HF Energy-193.006032
Nuclear repulsion energy118.907485
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 HSEh1PBE/aug-cc-pVTZ
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' 3137 3018 15.91      
2 A' 3062 2945 16.07      
3 A' 3024 2909 25.00      
4 A' 2888 2777 127.38      
5 A' 1834 1764 175.05      
6 A' 1493 1436 8.62      
7 A' 1441 1386 13.02      
8 A' 1418 1364 20.66      
9 A' 1404 1351 1.39      
10 A' 1367 1315 12.19      
11 A' 1120 1077 12.89      
12 A' 1006 968 0.88      
13 A' 868 835 23.74      
14 A' 675 649 5.88      
15 A' 252 242 8.72      
16 A" 3137 3018 16.40      
17 A" 3050 2933 6.06      
18 A" 1485 1428 8.23      
19 A" 1278 1229 0.20      
20 A" 1146 1102 0.54      
21 A" 903 868 1.72      
22 A" 661 636 4.03      
23 A" 225 217 0.74      
24 A" 134 129 2.39      

Unscaled Zero Point Vibrational Energy (zpe) 18503.8 cm-1
Scaled (by 0.9618) Zero Point Vibrational Energy (zpe) 17797.0 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 HSEh1PBE/aug-cc-pVTZ
ABC
0.56626 0.19671 0.15418

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.448 0.464 0.000
C2 0.000 0.904 0.000
C3 -0.991 -0.219 0.000
O4 -0.708 -1.387 0.000
H5 2.116 1.326 0.000
H6 1.670 -0.144 0.877
H7 1.670 -0.144 -0.877
H8 -0.238 1.533 0.867
H9 -0.238 1.533 -0.867
H10 -2.056 0.099 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 O4 H5 H6 H7 H8 H9 H10
C11.51372.53342.84171.09011.09001.09002.17672.17673.5233
C21.51371.49812.39782.15742.15822.15821.09731.09732.2080
C32.53341.49811.20143.46992.80352.80352.09532.09531.1114
O42.84172.39781.20143.91562.82342.82343.08203.08202.0063
H51.09012.15743.46993.91561.76851.76852.51682.51684.3484
H61.09002.15822.80352.82341.76851.75452.54043.08163.8360
H71.09002.15822.80352.82341.76851.75453.08162.54043.8360
H82.17671.09732.09533.08202.51682.54043.08161.73422.4726
H92.17671.09732.09533.08202.51683.08162.54041.73422.4726
H103.52332.20801.11142.00634.34843.83603.83602.47262.4726

picture of Propanal state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 114.522 C1 C2 H8 111.966
C1 C2 H9 111.966 C2 C1 H5 110.847
C2 C1 H6 110.919 C2 C1 H7 110.919
C2 C3 O4 124.942 C2 C3 H10 114.779
C3 C2 H8 106.646 C3 C2 H9 106.646
O4 C3 H10 120.279 H5 C1 H6 108.426
H5 C1 H7 108.426 H6 C1 H7 107.178
H8 C2 H9 104.405
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.620      
2 C -0.170      
3 C 0.006      
4 O -0.604      
5 H 0.203      
6 H 0.213      
7 H 0.213      
8 H 0.200      
9 H 0.200      
10 H 0.360      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.009 2.772 0.000 2.772
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.224 -1.653 0.000
y -1.653 -28.679 0.000
z 0.000 0.000 -24.330
Traceless
 xyz
x 2.280 -1.653 0.000
y -1.653 -4.401 0.000
z 0.000 0.000 2.122
Polar
3z2-r24.243
x2-y24.454
xy-1.653
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.834 0.048 0.000
y 0.048 6.816 0.000
z 0.000 0.000 5.048


<r2> (average value of r2) Å2
<r2> 84.390
(<r2>)1/2 9.186