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All results from a given calculation for C3H6 (Cyclopropane)

using model chemistry: B2PLYP/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D3H 1A1'
Energy calculated at B2PLYP/Def2TZVPP
 hartrees
Energy at 0K-117.822193
Energy at 298.15K 
HF Energy-117.654472
Nuclear repulsion energy75.950485
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/Def2TZVPP
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A1' 3167 3167 0.00 297.00 0.03 0.05
2 A1' 1533 1533 0.00 1.47 0.56 0.72
3 A1' 1220 1220 0.00 39.79 0.06 0.11
4 A1" 1165 1165 0.00 0.00 0.75 0.86
5 A2' 1101 1101 0.00 0.00 0.75 0.86
6 A2" 3260 3260 26.79 0.00 0.75 0.86
7 A2" 868 868 0.44 0.00 0.75 0.86
8 E' 3159 3159 22.21 23.32 0.75 0.86
8 E' 3159 3159 22.21 23.32 0.75 0.86
9 E' 1489 1489 0.88 5.78 0.75 0.86
9 E' 1489 1489 0.88 5.78 0.75 0.86
10 E' 1062 1062 9.54 0.64 0.75 0.86
10 E' 1062 1062 9.54 0.64 0.75 0.86
11 E' 890 890 19.41 10.39 0.75 0.86
11 E' 890 890 19.41 10.39 0.75 0.86
12 E" 3239 3239 0.00 92.33 0.75 0.86
12 E" 3239 3239 0.00 92.33 0.75 0.86
13 E" 1223 1223 0.00 2.65 0.75 0.86
13 E" 1223 1223 0.00 2.65 0.75 0.86
14 E" 749 749 0.00 0.69 0.75 0.86
14 E" 749 749 0.00 0.69 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17966.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 17966.6 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/Def2TZVPP
ABC
0.67637 0.67637 0.42266

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/Def2TZVPP

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.868 0.000
C2 0.752 -0.434 0.000
C3 -0.752 -0.434 0.000
H4 0.000 1.452 0.908
H5 1.257 -0.726 0.908
H6 -1.257 -0.726 0.908
H7 0.000 1.452 -0.908
H8 1.257 -0.726 -0.908
H9 -1.257 -0.726 -0.908

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9
C11.50381.50381.07912.22402.22401.07912.22402.2240
C21.50381.50382.22401.07912.22402.22401.07912.2240
C31.50381.50382.22402.22401.07912.22402.22401.0791
H41.07912.22402.22402.51472.51471.81533.10143.1014
H52.22401.07912.22402.51472.51473.10141.81533.1014
H62.22402.22401.07912.51472.51473.10143.10141.8153
H71.07912.22402.22401.81533.10143.10142.51472.5147
H82.22401.07912.22403.10141.81533.10142.51472.5147
H92.22402.22401.07913.10143.10141.81532.51472.5147

picture of Cyclopropane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 60.000 C1 C2 H5 117.930
C1 C2 H8 117.930 C1 C3 C2 60.000
C1 C3 H6 117.930 C1 C3 H9 117.930
C2 C1 C3 60.000 C2 C1 H4 117.930
C2 C1 H7 117.930 C2 C3 H6 117.930
C2 C3 H9 117.930 C3 C1 H4 117.930
C3 C1 H7 117.930 C3 C2 H5 117.930
C3 C2 H8 117.930 H4 C1 H7 114.518
H5 C2 H8 114.518 H6 C3 H9 114.518
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.151      
2 C -0.151      
3 C -0.151      
4 H 0.075      
5 H 0.075      
6 H 0.075      
7 H 0.075      
8 H 0.075      
9 H 0.075      


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


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.938 0.000 0.000
y 0.000 -20.938 0.000
z 0.000 0.000 -18.617
Traceless
 xyz
x -1.161 0.000 0.000
y 0.000 -1.161 0.000
z 0.000 0.000 2.322
Polar
3z2-r24.643
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.388 0.000 0.000
y 0.000 5.388 0.000
z 0.000 0.000 4.813


<r2> (average value of r2) Å2
<r2> 43.754
(<r2>)1/2 6.615