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All results from a given calculation for C3H8 (Propane)

using model chemistry: MP2=FULL/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=FULL/aug-cc-pVQZ
 hartrees
Energy at 0K-118.983405
Energy at 298.15K 
HF Energy-118.315753
Nuclear repulsion energy83.186215
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=FULL/aug-cc-pVQZ
Rotational Constants (cm-1) from geometry optimized at MP2=FULL/aug-cc-pVQZ
ABC
0.99022 0.28772 0.25406

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.589
C2 0.000 1.257 -0.259
C3 0.000 -1.257 -0.259
H4 0.871 0.000 1.240
H5 -0.871 0.000 1.240
H6 0.000 2.155 0.350
H7 0.000 -2.155 0.350
H8 0.877 1.287 -0.901
H9 -0.877 1.287 -0.901
H10 -0.877 -1.287 -0.901
H11 0.877 -1.287 -0.901

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9 H10 H11
C11.51651.51651.08781.08782.16842.16842.15532.15532.15532.1553
C21.51652.51382.14212.14211.08563.46621.08691.08692.76652.7665
C31.51652.51382.14212.14213.46621.08562.76652.76651.08691.0869
H41.08782.14212.14211.74242.48932.48932.49823.04923.04922.4982
H51.08782.14212.14211.74242.48932.48933.04922.49822.49823.0492
H62.16841.08563.46622.48932.48934.31041.75701.75703.76633.7663
H72.16843.46621.08562.48932.48934.31043.76633.76631.75701.7570
H82.15531.08692.76652.49823.04921.75703.76631.75423.11552.5747
H92.15531.08692.76653.04922.49821.75703.76631.75422.57473.1155
H102.15532.76651.08693.04922.49823.76631.75703.11552.57471.7542
H112.15532.76651.08692.49823.04923.76631.75702.57473.11551.7542

picture of Propane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H6 111.816 C1 C2 H8 110.686
C1 C2 H9 110.686 C1 C3 H7 111.816
C1 C3 H10 110.686 C1 C3 H11 110.686
C2 C1 C3 111.958 C2 C1 H4 109.575
C2 C1 H5 109.575 C3 C1 H4 109.575
C3 C1 H5 109.575 H4 C1 H5 106.430
H6 C2 H8 107.943 H6 C2 H9 107.943
H7 C3 H10 107.943 H7 C3 H11 107.943
H8 C2 H9 107.610 H10 C3 H11 107.610
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability