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All results from a given calculation for CH2CHCH3 (Propene)

using model chemistry: mPW1PW91/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at mPW1PW91/3-21G
 hartrees
Energy at 0K-117.233329
Energy at 298.15K 
HF Energy-117.233329
Nuclear repulsion energy70.714001
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 mPW1PW91/3-21G
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' 3259 3111 17.02 56.14 0.62 0.76
2 A' 3180 3035 7.69 114.51 0.13 0.23
3 A' 3171 3027 18.31 21.79 0.29 0.45
4 A' 3144 3002 5.91 80.08 0.71 0.83
5 A' 3058 2919 17.49 130.18 0.03 0.06
6 A' 1740 1661 7.82 9.27 0.07 0.12
7 A' 1561 1490 17.02 19.20 0.72 0.84
8 A' 1503 1434 0.32 23.86 0.57 0.73
9 A' 1465 1398 9.00 12.76 0.61 0.76
10 A' 1373 1311 0.04 16.57 0.49 0.66
11 A' 1229 1173 1.80 3.73 0.74 0.85
12 A' 994 949 6.32 0.32 0.62 0.76
13 A' 933 891 2.52 4.24 0.19 0.33
14 A' 442 422 0.96 1.35 0.42 0.59
15 A" 3112 2971 17.57 91.56 0.75 0.86
16 A" 1551 1480 11.23 20.36 0.75 0.86
17 A" 1113 1062 0.66 0.99 0.75 0.86
18 A" 1053 1005 14.79 0.63 0.75 0.86
19 A" 977 933 63.03 0.70 0.75 0.86
20 A" 602 575 18.05 14.56 0.75 0.86
21 A" 200 191 0.73 2.37 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17828.9 cm-1
Scaled (by 0.9546) Zero Point Vibrational Energy (zpe) 17019.5 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 mPW1PW91/3-21G
ABC
1.54887 0.31090 0.27207

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.136 -0.506 0.000
C2 0.000 0.480 0.000
C3 1.288 0.147 0.000
H4 1.605 -0.891 0.000
H5 2.071 0.897 0.000
H6 -0.282 1.532 0.000
H7 -0.763 -1.534 0.000
H8 -1.772 -0.367 0.883
H9 -1.772 -0.367 -0.883

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9
C11.50372.50952.76753.50002.20891.09411.09721.0972
C21.50371.32992.11112.11271.08852.15372.15342.1534
C32.50951.32991.08611.08452.09252.65133.22563.2256
H42.76752.11111.08611.84833.07082.45313.52943.5294
H53.50002.11271.08451.84832.43683.73364.14084.1408
H62.20891.08852.09253.07082.43683.10312.57022.5702
H71.09412.15372.65132.45313.73363.10311.77761.7776
H81.09722.15343.22563.52944.14082.57021.77761.7663
H91.09722.15343.22563.52944.14082.57021.77761.7663

picture of Propene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 124.548 C1 C2 H6 115.962
C2 C1 H7 111.020 C2 C1 H8 110.811
C2 C1 H9 110.811 C2 C3 H4 121.483
C2 C3 H5 121.769 C3 C2 H6 119.489
H4 C3 H5 116.749 H7 C1 H8 108.433
H7 C1 H9 108.433 H8 C1 H9 107.205
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.676      
2 C -0.204      
3 C -0.425      
4 H 0.204      
5 H 0.209      
6 H 0.214      
7 H 0.222      
8 H 0.228      
9 H 0.228      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.347 -0.034 0.000 0.348
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.496 -0.133 0.000
y -0.133 -18.576 0.000
z 0.000 0.000 -21.709
Traceless
 xyz
x 1.646 -0.133 0.000
y -0.133 1.527 0.000
z 0.000 0.000 -3.173
Polar
3z2-r2-6.346
x2-y20.079
xy-0.133
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.273 -0.085 0.000
y -0.085 4.230 0.000
z 0.000 0.000 2.429


<r2> (average value of r2) Å2
<r2> 54.901
(<r2>)1/2 7.410