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All results from a given calculation for C3H6 (Cyclopropane)

using model chemistry: QCISD/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 QCISD/aug-cc-pVTZ
 hartrees
Energy at 0K-117.655695
Energy at 298.15K-117.662075
HF Energy-117.101811
Nuclear repulsion energy75.844698
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 QCISD/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' 3170 3051 0.00      
2 A1' 1545 1487 0.00      
3 A1' 1226 1180 0.00      
4 A1" 1166 1122 0.00      
5 A2' 1099 1057 0.00      
6 A2" 3259 3137 26.67      
7 A2" 857 825 0.26      
8 E' 3158 3039 19.44      
8 E' 3158 3039 19.44      
9 E' 1490 1434 0.60      
9 E' 1490 1434 0.60      
10 E' 1067 1027 7.04      
10 E' 1067 1027 7.04      
11 E' 902 868 20.12      
11 E' 902 868 20.12      
12 E" 3239 3117 0.00      
12 E" 3239 3117 0.00      
13 E" 1223 1177 0.00      
13 E" 1223 1177 0.00      
14 E" 743 715 0.00      
14 E" 743 715 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 17982.2 cm-1
Scaled (by 0.9624) Zero Point Vibrational Energy (zpe) 17306.0 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 QCISD/aug-cc-pVTZ
ABC
0.67437 0.67437 0.42166

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/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
C11.50641.50641.08042.22622.22621.08042.22622.2262
C21.50641.50642.22621.08042.22622.22621.08042.2262
C31.50641.50642.22622.22621.08042.22622.22621.0804
H41.08042.22622.22622.51502.51501.82013.10453.1045
H52.22621.08042.22622.51502.51503.10451.82013.1045
H62.22622.22621.08042.51502.51503.10453.10451.8201
H71.08042.22622.22621.82013.10453.10452.51502.5150
H82.22621.08042.22623.10451.82013.10452.51502.5150
H92.22622.22621.08043.10453.10451.82012.51502.5150

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 117.825
C1 C2 H8 117.825 C1 C3 C2 60.000
C1 C3 H6 117.825 C1 C3 H9 117.825
C2 C1 C3 60.000 C2 C1 H4 117.825
C2 C1 H7 117.825 C2 C3 H6 117.825
C2 C3 H9 117.825 C3 C1 H4 117.825
C3 C1 H7 117.825 C3 C2 H5 117.825
C3 C2 H8 117.825 H4 C1 H7 114.771
H5 C2 H8 114.771 H6 C3 H9 114.771
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability