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All results from a given calculation for C3H6 (Cyclopropane)

using model chemistry: B2PLYP/6-311G*

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/6-311G*
 hartrees
Energy at 0K-117.765465
Energy at 298.15K 
HF Energy-117.628700
Nuclear repulsion energy75.717883
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/6-311G*
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' 3162 3162 0.00 255.64 0.04 0.08
2 A1' 1550 1550 0.00 2.43 0.73 0.84
3 A1' 1229 1229 0.00 29.91 0.08 0.14
4 A1" 1174 1174 0.00 0.00 0.75 0.86
5 A2' 1091 1091 0.00 0.00 0.75 0.86
6 A2" 3255 3255 45.60 0.00 0.75 0.86
7 A2" 871 871 0.39 0.00 0.75 0.86
8 E' 3153 3153 29.55 23.51 0.75 0.86
8 E' 3153 3153 29.56 23.51 0.75 0.86
9 E' 1500 1500 1.81 7.06 0.75 0.86
9 E' 1500 1500 1.81 7.06 0.75 0.86
10 E' 1068 1068 11.73 0.25 0.75 0.86
10 E' 1068 1068 11.73 0.25 0.75 0.86
11 E' 895 895 20.69 13.00 0.75 0.86
11 E' 895 895 20.69 13.00 0.75 0.86
12 E" 3233 3233 0.00 100.08 0.75 0.86
12 E" 3233 3233 0.00 100.08 0.75 0.86
13 E" 1234 1234 0.00 6.03 0.75 0.86
13 E" 1234 1234 0.00 6.03 0.75 0.86
14 E" 756 756 0.00 1.51 0.75 0.86
14 E" 756 756 0.00 1.51 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 18005.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 18005.0 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 B2PLYP/6-311G*
ABC
0.67235 0.67235 0.41998

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/6-311G*

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.871 0.000
C2 0.754 -0.435 0.000
C3 -0.754 -0.435 0.000
H4 0.000 1.458 0.910
H5 1.263 -0.729 0.910
H6 -1.263 -0.729 0.910
H7 0.000 1.458 -0.910
H8 1.263 -0.729 -0.910
H9 -1.263 -0.729 -0.910

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9
C11.50791.50791.08282.23172.23171.08282.23172.2317
C21.50791.50792.23171.08282.23172.23171.08282.2317
C31.50791.50792.23172.23171.08282.23172.23171.0828
H41.08282.23172.23172.52532.52531.81933.11243.1124
H52.23171.08282.23172.52532.52533.11241.81933.1124
H62.23172.23171.08282.52532.52533.11243.11241.8193
H71.08282.23172.23171.81933.11243.11242.52532.5253
H82.23171.08282.23173.11241.81933.11242.52532.5253
H92.23172.23171.08283.11243.11241.81932.52532.5253

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 118.021
C1 C2 H8 118.021 C1 C3 C2 60.000
C1 C3 H6 118.021 C1 C3 H9 118.021
C2 C1 C3 60.000 C2 C1 H4 118.021
C2 C1 H7 118.021 C2 C3 H6 118.021
C2 C3 H9 118.021 C3 C1 H4 118.021
C3 C1 H7 118.021 C3 C2 H5 118.021
C3 C2 H8 118.021 H4 C1 H7 114.295
H5 C2 H8 114.295 H6 C3 H9 114.295
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.437      
2 C -0.437      
3 C -0.437      
4 H 0.218      
5 H 0.218      
6 H 0.218      
7 H 0.218      
8 H 0.218      
9 H 0.218      


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 -20.930 0.000 0.000
y 0.000 -20.930 0.000
z 0.000 0.000 -18.479
Traceless
 xyz
x -1.225 0.000 0.000
y 0.000 -1.225 0.000
z 0.000 0.000 2.451
Polar
3z2-r24.901
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 4.800 0.000 0.000
y 0.000 4.800 0.000
z 0.000 0.000 4.491


<r2> (average value of r2) Å2
<r2> 43.923
(<r2>)1/2 6.627