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All results from a given calculation for C3H8 (Propane)

using model chemistry: MP4/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at MP4/cc-pVDZ
 hartrees
Energy at 0K-118.779840
Energy at 298.15K-118.788226
HF Energy-118.271406
Nuclear repulsion energy81.897830
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 MP4/cc-pVDZ
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 3134 3031        
2 A1 3047 2946        
3 A1 3041 2941        
4 A1 1503 1453        
5 A1 1480 1431        
6 A1 1415 1368        
7 A1 1177 1138        
8 A1 893 863        
9 A1 364 352        
10 A2 3123 3019        
11 A2 1481 1432        
12 A2 1311 1268        
13 A2 902 872        
14 A2 229 222        
15 B1 3131 3027        
16 B1 3085 2983        
17 B1 1498 1449        
18 B1 1212 1172        
19 B1 747 723        
20 B1 285 275        
21 B2 3132 3028        
22 B2 3040 2940        
23 B2 1489 1440        
24 B2 1408 1362        
25 B2 1359 1314        
26 B2 1086 1050        
27 B2 924 894        

Unscaled Zero Point Vibrational Energy (zpe) 22748.1 cm-1
Scaled (by 0.9669) Zero Point Vibrational Energy (zpe) 21995.1 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 MP4/cc-pVDZ
ABC
0.96394 0.27872 0.24660

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4/cc-pVDZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.592
C2 0.000 1.276 -0.262
C3 0.000 -1.276 -0.262
H4 0.887 0.000 1.257
H5 -0.887 0.000 1.257
H6 0.000 2.187 0.366
H7 0.000 -2.187 0.366
H8 0.894 1.314 -0.915
H9 -0.894 1.314 -0.915
H10 -0.894 -1.314 -0.915
H11 0.894 -1.314 -0.915

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9 H10 H11
C11.53571.53571.10871.10872.19822.19822.18982.18982.18982.1898
C21.53572.55232.17332.17331.10603.51921.10741.10742.81622.8162
C31.53572.55232.17332.17333.51921.10602.81622.81621.10741.1074
H41.10872.17332.17331.77432.52232.52232.53833.10073.10072.5383
H51.10872.17332.17331.77432.52232.52233.10072.53832.53833.1007
H62.19821.10603.51922.52232.52234.37301.78931.78933.83273.8327
H72.19823.51921.10602.52232.52234.37303.83273.83271.78931.7893
H82.18981.10742.81622.53833.10071.78933.83271.78743.17742.6270
H92.18981.10742.81623.10072.53831.78933.83271.78742.62703.1774
H102.18982.81621.10743.10072.53833.83271.78933.17742.62701.7874
H112.18982.81621.10742.53833.10073.83271.78932.62703.17741.7874

picture of Propane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H6 111.599 C1 C2 H8 110.853
C1 C2 H9 110.853 C1 C3 H7 111.599
C1 C3 H10 110.853 C1 C3 H11 110.853
C2 C1 C3 112.406 C2 C1 H4 109.487
C2 C1 H5 109.487 C3 C1 H4 109.487
C3 C1 H5 109.487 H4 C1 H5 106.301
H6 C2 H8 107.880 H6 C2 H9 107.880
H7 C3 H10 107.880 H7 C3 H11 107.880
H8 C2 H9 107.613 H10 C3 H11 107.613
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability