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All results from a given calculation for CH2CHCH3 (Propene)

using model chemistry: B3PW91/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/3-21G*
 hartrees
Energy at 0K-117.222589
Energy at 298.15K 
HF Energy-117.222589
Nuclear repulsion energy70.603844
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 B3PW91/3-21G*
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' 3240 3108 18.30      
2 A' 3160 3032 6.87      
3 A' 3151 3023 21.24      
4 A' 3125 2998 5.82      
5 A' 3039 2916 18.34      
6 A' 1727 1657 7.78      
7 A' 1553 1490 16.52      
8 A' 1495 1434 0.29      
9 A' 1457 1397 8.47      
10 A' 1366 1310 0.04      
11 A' 1221 1171 1.74      
12 A' 989 949 6.26      
13 A' 926 888 2.52      
14 A' 439 421 0.97      
15 A" 3092 2966 18.81      
16 A" 1543 1480 10.83      
17 A" 1105 1061 0.70      
18 A" 1045 1003 14.97      
19 A" 966 927 61.13      
20 A" 598 573 17.68      
21 A" 199 191 0.73      

Unscaled Zero Point Vibrational Energy (zpe) 17717.2 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 16997.9 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 B3PW91/3-21G*
ABC
1.54589 0.30978 0.27115

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.138 -0.506 0.000
C2 0.000 0.480 0.000
C3 1.290 0.148 0.000
H4 1.609 -0.892 0.000
H5 2.074 0.900 0.000
H6 -0.282 1.533 0.000
H7 -0.765 -1.537 0.000
H8 -1.775 -0.368 0.884
H9 -1.775 -0.368 -0.884

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9
C11.50572.51412.77363.50572.21171.09571.09891.0989
C21.50571.33192.11462.11591.09032.15722.15662.1566
C32.51411.33191.08771.08622.09532.65733.23123.2312
H42.77362.11461.08771.85093.07542.46033.53683.5368
H53.50572.11591.08621.85092.43973.74124.14744.1474
H62.21171.09032.09533.07542.43973.10782.57352.5735
H71.09572.15722.65732.46033.74123.10781.78021.7802
H81.09892.15663.23123.53684.14742.57351.78021.7687
H91.09892.15663.23123.53684.14742.57351.78021.7687

picture of Propene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 124.627 C1 C2 H6 115.928
C2 C1 H7 111.060 C2 C1 H8 110.819
C2 C1 H9 110.819 C2 C3 H4 121.512
C2 C3 H5 121.760 C3 C2 H6 119.445
H4 C3 H5 116.728 H7 C1 H8 108.422
H7 C1 H9 108.422 H8 C1 H9 107.169
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.666      
2 C -0.196      
3 C -0.419      
4 H 0.200      
5 H 0.205      
6 H 0.209      
7 H 0.219      
8 H 0.224      
9 H 0.224      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.350 -0.035 0.000 0.352
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.507 -0.128 0.000
y -0.128 -18.585 0.000
z 0.000 0.000 -21.691
Traceless
 xyz
x 1.631 -0.128 0.000
y -0.128 1.514 0.000
z 0.000 0.000 -3.145
Polar
3z2-r2-6.290
x2-y20.078
xy-0.128
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.304 -0.075 0.000
y -0.075 4.263 0.000
z 0.000 0.000 2.443


<r2> (average value of r2) Å2
<r2> 55.046
(<r2>)1/2 7.419