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All results from a given calculation for C3H6 (Cyclopropane)

using model chemistry: CCSD(T)/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D3H 1A1'
Energy calculated at CCSD(T)/6-31G
 hartrees
Energy at 0K-117.322040
Energy at 298.15K-117.328451
HF Energy-117.005204
Nuclear repulsion energy74.637181
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 CCSD(T)/6-31G
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' 3129 2951        
2 A1' 1553 1465        
3 A1' 1194 1126        
4 A1" 1187 1119        
5 A2' 1156 1091        
6 A2" 3215 3032        
7 A2" 877 827        
8 E' 3115 2938        
8 E' 3115 2938        
9 E' 1526 1440        
9 E' 1526 1439        
10 E' 1141 1076        
10 E' 1141 1076        
11 E' 868 818        
11 E' 868 818        
12 E" 3193 3012        
12 E" 3193 3012        
13 E" 1244 1173        
13 E" 1244 1173        
14 E" 783 739        
14 E" 783 738        

Unscaled Zero Point Vibrational Energy (zpe) 18025.6 cm-1
Scaled (by 0.9431) Zero Point Vibrational Energy (zpe) 17000.0 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 CCSD(T)/6-31G
ABC
0.65295 0.65295 0.40604

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)/6-31G

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.885 0.000
C2 0.767 -0.443 0.000
C3 -0.767 -0.443 0.000
H4 0.000 1.483 0.915
H5 1.284 -0.741 0.915
H6 -1.284 -0.741 0.915
H7 0.000 1.483 -0.915
H8 1.284 -0.741 -0.915
H9 -1.284 -0.741 -0.915

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9
C11.53361.53361.09242.26542.26541.09242.26542.2654
C21.53361.53362.26541.09242.26542.26541.09242.2654
C31.53361.53362.26542.26541.09242.26542.26541.0924
H41.09242.26542.26542.56822.56821.82933.15313.1531
H52.26541.09242.26542.56822.56823.15311.82933.1531
H62.26542.26541.09242.56822.56823.15313.15311.8293
H71.09242.26542.26541.82933.15313.15312.56822.5682
H82.26541.09242.26543.15311.82933.15312.56822.5682
H92.26542.26541.09243.15313.15311.82932.56822.5682

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 118.263
C1 C2 H8 118.263 C1 C3 C2 60.000
C1 C3 H6 118.263 C1 C3 H9 118.263
C2 C1 C3 60.000 C2 C1 H4 118.263
C2 C1 H7 118.263 C2 C3 H6 118.263
C2 C3 H9 118.263 C3 C1 H4 118.263
C3 C1 H7 118.263 C3 C2 H5 118.263
C3 C2 H8 118.263 H4 C1 H7 113.708
H5 C2 H8 113.707 H6 C3 H9 113.707
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability