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All results from a given calculation for C3H8 (Propane)

using model chemistry: MP2/aug-cc-pVQZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at MP2/aug-cc-pVQZ
 hartrees
Energy at 0K-118.895962
Energy at 298.15K 
HF Energy-118.315730
Nuclear repulsion energy82.972695
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 MP2/aug-cc-pVQZ
Rotational Constants (cm-1) from geometry optimized at MP2/aug-cc-pVQZ
ABC
0.98434 0.28630 0.25273

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/aug-cc-pVQZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.591
C2 0.000 1.260 -0.260
C3 0.000 -1.260 -0.260
H4 0.873 0.000 1.244
H5 -0.873 0.000 1.244
H6 0.000 2.160 0.351
H7 0.000 -2.160 0.351
H8 0.879 1.291 -0.903
H9 -0.879 1.291 -0.903
H10 -0.879 -1.291 -0.903
H11 0.879 -1.291 -0.903

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9 H10 H11
C11.52101.52101.09031.09032.17342.17342.16132.16132.16132.1613
C21.52102.52022.14802.14801.08803.47441.08921.08922.77352.7735
C31.52102.52022.14802.14803.47441.08802.77352.77351.08921.0892
H41.09032.14802.14801.74662.49522.49522.50503.05713.05712.5050
H51.09032.14802.14801.74662.49522.49523.05712.50502.50503.0571
H62.17341.08803.47442.49522.49524.32021.76081.76083.77533.7753
H72.17343.47441.08802.49522.49524.32023.77533.77531.76081.7608
H82.16131.08922.77352.50503.05711.76083.77531.75823.12342.5816
H92.16131.08922.77353.05712.50501.76083.77531.75822.58163.1234
H102.16132.77351.08923.05712.50503.77531.76083.12342.58161.7582
H112.16132.77351.08922.50503.05713.77531.76082.58163.12341.7582

picture of Propane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H6 111.755 C1 C2 H8 110.710
C1 C2 H9 110.710 C1 C3 H7 111.755
C1 C3 H10 110.710 C1 C3 H11 110.710
C2 C1 C3 111.885 C2 C1 H4 109.588
C2 C1 H5 109.588 C3 C1 H4 109.588
C3 C1 H5 109.588 H4 C1 H5 106.456
H6 C2 H8 107.943 H6 C2 H9 107.943
H7 C3 H10 107.943 H7 C3 H11 107.943
H8 C2 H9 107.625 H10 C3 H11 107.625
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability