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All results from a given calculation for C3H7 (n-Propyl radical)

using model chemistry: ROMP2/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 2A"
Energy calculated at ROMP2/6-31G*
 hartrees
Energy at 0K-118.000501
Energy at 298.15K 
HF Energy-117.626835
Nuclear repulsion energy75.891927
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 ROMP2/6-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A 3339 3339        
2 A 3230 3230        
3 A 3201 3201        
4 A 3195 3195        
5 A 3125 3125        
6 A 3107 3107        
7 A 3046 3046        
8 A 1570 1570        
9 A 1564 1564        
10 A 1545 1545        
11 A 1530 1530        
12 A 1470 1470        
13 A 1413 1413        
14 A 1321 1321        
15 A 1223 1223        
16 A 1131 1131        
17 A 1098 1098        
18 A 954 954        
19 A 922 922        
20 A 783 783        
21 A 473 473        
22 A 376 376        
23 A 265 265        
24 A 143 143        

Unscaled Zero Point Vibrational Energy (zpe) 20011.9 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 20011.9 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 ROMP2/6-31G*
ABC
1.08969 0.30066 0.26097

See section I.F.4 to change rotational constant units
Geometric Data calculated at ROMP2/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.296 -0.295 -0.040
C2 0.076 0.558 0.059
C3 -1.220 -0.247 -0.042
H4 -2.096 0.403 0.034
H5 -1.271 -0.778 -0.996
H6 -1.279 -0.989 0.760
H7 0.079 1.113 1.012
H8 0.099 1.324 -0.725
H9 2.251 0.125 -0.333
H10 1.299 -1.293 0.381

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9 H10
C11.49182.51663.46432.78152.78432.13792.12681.08291.0838
C21.49181.52922.17832.17102.17271.10211.09652.25112.2420
C32.51661.52921.09361.09321.09412.15512.16183.50232.7603
H43.46432.17831.09361.77101.76992.48802.49884.37103.8113
H52.78152.17101.09321.77101.76863.07022.52323.69522.9610
H62.78432.17271.09411.76991.76862.51473.07453.85882.6232
H72.13791.10212.15512.48803.07022.51471.74972.73862.7707
H82.12681.09652.16182.49882.52323.07451.74972.49393.0846
H91.08292.25113.50234.37103.69523.85882.73862.49391.8513
H101.08382.24202.76033.81132.96102.62322.77073.08461.8513

picture of n-Propyl radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 112.817 C1 C2 H7 110.103
C1 C2 H8 109.562 C2 C1 H9 121.112
C2 C1 H10 120.199 C2 C3 H4 111.226
C2 C3 H5 110.664 C2 C3 H6 110.744
C3 C2 H7 108.895 C3 C2 H8 109.741
H4 C3 H5 108.164 H4 C3 H6 108.000
H5 C3 H6 107.919 H7 C2 H8 105.459
H9 C1 H10 117.402
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at ROMP2/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.351      
2 C -0.312      
3 C -0.477      
4 H 0.160      
5 H 0.162      
6 H 0.156      
7 H 0.160      
8 H 0.163      
9 H 0.171      
10 H 0.167      


Electric dipole moments


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 0.000 0.000 0.000
y 0.000 0.000 0.000
z 0.000 0.000 0.000


<r2> (average value of r2) Å2
<r2> 59.255
(<r2>)1/2 7.698