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All results from a given calculation for C3H6 (Cyclopropane)

using model chemistry: MP4/6-311+G(3df,2p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D3H 1A1'
Energy calculated at MP4/6-311+G(3df,2p)
 hartrees
Energy at 0K-117.663052
Energy at 298.15K-117.669408
HF Energy-117.098322
Nuclear repulsion energy75.677920
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 MP4/6-311+G(3df,2p)
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' 3150 2973        
2 A1' 1524 1438        
3 A1' 1212 1144        
4 A1" 1161 1095        
5 A2' 1088 1027        
6 A2" 3247 3065        
7 A2" 854 806        
8 E' 3141 2964        
8 E' 3141 2964        
9 E' 1477 1394        
9 E' 1477 1394        
10 E' 1054 995        
10 E' 1054 994        
11 E' 890 840        
11 E' 890 840        
12 E" 3228 3046        
12 E" 3228 3046        
13 E" 1213 1145        
13 E" 1213 1145        
14 E" 739 698        
14 E" 739 697        

Unscaled Zero Point Vibrational Energy (zpe) 17858.6 cm-1
Scaled (by 0.9438) Zero Point Vibrational Energy (zpe) 16855.0 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 MP4/6-311+G(3df,2p)
ABC
0.67134 0.67134 0.41970

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4/6-311+G(3df,2p)

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.872 0.000
C2 0.755 -0.436 0.000
C3 -0.755 -0.436 0.000
H4 0.000 1.455 0.912
H5 1.260 -0.728 0.912
H6 -1.260 -0.728 0.912
H7 0.000 1.455 -0.912
H8 1.260 -0.728 -0.912
H9 -1.260 -0.728 -0.912

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9
C11.50991.50991.08252.23112.23111.08252.23112.2311
C21.50991.50992.23111.08252.23112.23111.08252.2311
C31.50991.50992.23112.23111.08252.23112.23111.0825
H41.08252.23112.23112.52062.52061.82363.11113.1111
H52.23111.08252.23112.52062.52063.11111.82363.1111
H62.23112.23111.08252.52062.52063.11113.11111.8236
H71.08252.23112.23111.82363.11113.11112.52062.5206
H82.23111.08252.23113.11111.82363.11112.52062.5206
H92.23112.23111.08253.11113.11111.82362.52062.5206

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 117.828
C1 C2 H8 117.828 C1 C3 C2 60.000
C1 C3 H6 117.828 C1 C3 H9 117.828
C2 C1 C3 60.000 C2 C1 H4 117.828
C2 C1 H7 117.828 C2 C3 H6 117.828
C2 C3 H9 117.828 C3 C1 H4 117.828
C3 C1 H7 117.828 C3 C2 H5 117.828
C3 C2 H8 117.828 H4 C1 H7 114.764
H5 C2 H8 114.764 H6 C3 H9 114.764
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability