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All results from a given calculation for C3H8 (Propane)

using model chemistry: CID/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at CID/6-311G*
 hartrees
Energy at 0K-118.693844
Energy at 298.15K-118.702310
HF Energy-118.284275
Nuclear repulsion energy82.661920
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 CID/6-311G*
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 3188 2962 58.51      
2 A1 3117 2896 13.71      
3 A1 3111 2891 36.44      
4 A1 1580 1468 7.12      
5 A1 1560 1449 0.15      
6 A1 1492 1386 4.90      
7 A1 1229 1142 1.35      
8 A1 915 850 0.93      
9 A1 382 355 0.04      
10 A2 3177 2952 0.00      
11 A2 1556 1446 0.00      
12 A2 1372 1275 0.00      
13 A2 945 878 0.00      
14 A2 227 211 0.00      
15 B1 3189 2963 111.09      
16 B1 3146 2923 3.00      
17 B1 1576 1464 16.90      
18 B1 1271 1181 0.15      
19 B1 773 718 3.13      
20 B1 288 267 0.01      
21 B2 3186 2960 31.11      
22 B2 3107 2887 36.40      
23 B2 1563 1452 2.66      
24 B2 1481 1376 7.87      
25 B2 1429 1328 0.54      
26 B2 1111 1032 0.51      
27 B2 966 898 2.12      

Unscaled Zero Point Vibrational Energy (zpe) 23468.6 cm-1
Scaled (by 0.9291) Zero Point Vibrational Energy (zpe) 21804.7 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 CID/6-311G*
ABC
0.98751 0.28207 0.24971

See section I.F.4 to change rotational constant units
Geometric Data calculated at CID/6-311G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.587
C2 0.000 1.270 -0.260
C3 0.000 -1.270 -0.260
H4 0.874 0.000 1.242
H5 -0.874 0.000 1.242
H6 0.000 2.165 0.362
H7 0.000 -2.165 0.362
H8 0.880 1.312 -0.903
H9 -0.880 1.312 -0.903
H10 -0.880 -1.312 -0.903
H11 0.880 -1.312 -0.903

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9 H10 H11
C11.52631.52631.09231.09232.17712.17712.17142.17142.17142.1714
C21.52632.54002.15232.15231.09013.49131.09111.09112.80272.8027
C31.52632.54002.15232.15233.49131.09012.80272.80271.09111.0911
H41.09232.15232.15231.74762.49552.49552.51443.06593.06592.5144
H51.09232.15232.15231.74762.49552.49553.06592.51442.51443.0659
H62.17711.09013.49132.49552.49554.33091.76171.76173.80363.8036
H72.17713.49131.09012.49552.49554.33093.80363.80361.76171.7617
H82.17141.09112.80272.51443.06591.76173.80361.76083.15992.6239
H92.17141.09112.80273.06592.51441.76173.80361.76082.62393.1599
H102.17142.80271.09113.06592.51443.80361.76173.15992.62391.7608
H112.17142.80271.09112.51443.06593.80361.76172.62393.15991.7608

picture of Propane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H6 111.542 C1 C2 H8 111.032
C1 C2 H9 111.032 C1 C3 H7 111.542
C1 C3 H10 111.032 C1 C3 H11 111.032
C2 C1 C3 112.631 C2 C1 H4 109.439
C2 C1 H5 109.439 C3 C1 H4 109.439
C3 C1 H5 109.439 H4 C1 H5 106.253
H6 C2 H8 107.735 H6 C2 H9 107.735
H7 C3 H10 107.735 H7 C3 H11 107.735
H8 C2 H9 107.588 H10 C3 H11 107.588
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability