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All results from a given calculation for C3H6 (Cyclopropane)

using model chemistry: CCSD/aug-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 CCSD/aug-cc-pVTZ
 hartrees
Energy at 0K-117.655065
Energy at 298.15K-117.661447
HF Energy-117.101830
Nuclear repulsion energy75.858944
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/aug-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' 3172 3032 0.00      
2 A1' 1546 1477 0.00      
3 A1' 1227 1173 0.00      
4 A1" 1167 1115 0.00      
5 A2' 1100 1051 0.00      
6 A2" 3262 3118 26.10      
7 A2" 857 820 0.27      
8 E' 3161 3021 19.17      
8 E' 3161 3021 19.17      
9 E' 1491 1425 0.64      
9 E' 1491 1425 0.64      
10 E' 1068 1021 7.05      
10 E' 1068 1021 7.05      
11 E' 903 863 20.25      
11 E' 903 863 20.25      
12 E" 3241 3098 0.00      
12 E" 3241 3098 0.00      
13 E" 1224 1170 0.00      
13 E" 1224 1170 0.00      
14 E" 743 710 0.00      
14 E" 743 710 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 17996.0 cm-1
Scaled (by 0.9558) Zero Point Vibrational Energy (zpe) 17200.6 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 CCSD/aug-cc-pVTZ
ABC
0.67463 0.67463 0.42183

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

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.870 0.000
C2 0.753 -0.435 0.000
C3 -0.753 -0.435 0.000
H4 0.000 1.452 0.910
H5 1.257 -0.726 0.910
H6 -1.257 -0.726 0.910
H7 0.000 1.452 -0.910
H8 1.257 -0.726 -0.910
H9 -1.257 -0.726 -0.910

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9
C11.50611.50611.08022.22572.22571.08022.22572.2257
C21.50611.50612.22571.08022.22572.22571.08022.2257
C31.50611.50612.22572.22571.08022.22572.22571.0802
H41.08022.22572.22572.51452.51451.81983.10393.1039
H52.22571.08022.22572.51452.51453.10391.81983.1039
H62.22572.22571.08022.51452.51453.10393.10391.8198
H71.08022.22572.22571.81983.10393.10392.51452.5145
H82.22571.08022.22573.10391.81983.10392.51452.5145
H92.22572.22571.08023.10393.10391.81982.51452.5145

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 117.823
C1 C2 H8 117.823 C1 C3 C2 60.000
C1 C3 H6 117.823 C1 C3 H9 117.823
C2 C1 C3 60.000 C2 C1 H4 117.823
C2 C1 H7 117.823 C2 C3 H6 117.823
C2 C3 H9 117.823 C3 C1 H4 117.823
C3 C1 H7 117.823 C3 C2 H5 117.823
C3 C2 H8 117.823 H4 C1 H7 114.775
H5 C2 H8 114.775 H6 C3 H9 114.775
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability