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All results from a given calculation for C3H6 (Cyclopropane)

using model chemistry: B3LYP/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D3H 1A1'
Energy calculated at B3LYP/cc-pVTZ
 hartrees
Energy at 0K-117.942676
Energy at 298.15K 
HF Energy-117.942676
Nuclear repulsion energy75.887356
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 B3LYP/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 A1' 3134 3029 0.00 300.95 0.03 0.06
2 A1' 1521 1470 0.00 1.76 0.75 0.86
3 A1' 1213 1172 0.00 36.55 0.07 0.12
4 A1" 1156 1117 0.00 0.00 0.75 0.86
5 A2' 1097 1060 0.00 0.00 0.75 0.86
6 A2" 3221 3113 33.41 0.00 0.75 0.86
7 A2" 863 834 0.56 0.00 0.75 0.86
8 E' 3127 3022 27.41 23.34 0.75 0.86
8 E' 3127 3022 27.41 23.34 0.75 0.86
9 E' 1478 1428 0.84 6.65 0.75 0.86
9 E' 1478 1428 0.84 6.65 0.75 0.86
10 E' 1056 1021 9.53 0.64 0.75 0.86
10 E' 1056 1021 9.53 0.64 0.75 0.86
11 E' 882 852 18.60 11.58 0.75 0.86
11 E' 882 852 18.60 11.58 0.75 0.86
12 E" 3199 3092 0.00 101.40 0.75 0.86
12 E" 3199 3092 0.00 101.40 0.75 0.86
13 E" 1215 1174 0.00 3.68 0.75 0.86
13 E" 1215 1174 0.00 3.68 0.75 0.86
14 E" 745 720 0.00 1.07 0.75 0.86
14 E" 745 720 0.00 1.07 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17802.4 cm-1
Scaled (by 0.9666) Zero Point Vibrational Energy (zpe) 17207.8 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 B3LYP/cc-pVTZ
ABC
0.67543 0.67543 0.42190

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/cc-pVTZ

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 1.455 0.908
H5 1.260 -0.728 0.908
H6 -1.260 -0.728 0.908
H7 0.000 1.455 -0.908
H8 1.260 -0.728 -0.908
H9 -1.260 -0.728 -0.908

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9
C11.50411.50411.08082.22712.22711.08082.22712.2271
C21.50411.50412.22711.08082.22712.22711.08082.2271
C31.50411.50412.22712.22711.08082.22712.22711.0808
H41.08082.22712.22712.52092.52091.81503.10633.1063
H52.22711.08082.22712.52092.52093.10631.81503.1063
H62.22712.22711.08082.52092.52093.10633.10631.8150
H71.08082.22712.22711.81503.10633.10632.52092.5209
H82.22711.08082.22713.10631.81503.10632.52092.5209
H92.22712.22711.08083.10633.10631.81502.52092.5209

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 118.059
C1 C2 H8 118.059 C1 C3 C2 60.000
C1 C3 H6 118.059 C1 C3 H9 118.059
C2 C1 C3 60.000 C2 C1 H4 118.059
C2 C1 H7 118.059 C2 C3 H6 118.059
C2 C3 H9 118.059 C3 C1 H4 118.059
C3 C1 H7 118.059 C3 C2 H5 118.059
C3 C2 H8 118.059 H4 C1 H7 114.203
H5 C2 H8 114.203 H6 C3 H9 114.203
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.209      
2 C -0.209      
3 C -0.209      
4 H 0.104      
5 H 0.104      
6 H 0.104      
7 H 0.104      
8 H 0.104      
9 H 0.104      


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 0.027 0.000 -0.003 0.027


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.843 0.000 0.000
y 0.000 -20.843 0.000
z 0.000 0.000 -18.597
Traceless
 xyz
x -1.123 0.000 0.000
y 0.000 -1.123 0.000
z 0.000 0.000 2.246
Polar
3z2-r24.492
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 5.248 0.000 0.000
y 0.000 5.248 0.000
z 0.000 0.000 4.783


<r2> (average value of r2) Å2
<r2> 43.775
(<r2>)1/2 6.616