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

using model chemistry: G4

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 2A"
Energy calculated at G4
 hartrees
Energy at 0K-118.356672
Energy at 298.15K-118.350743
HF Energy-118.482481
Nuclear repulsion energy75.733324
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 B3LYP/6-31G(2df,p)
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' 3145 3035 14.55      
2 A' 3101 2993 35.14      
3 A' 3031 2925 30.25      
4 A' 3013 2908 29.73      
5 A' 1506 1453 1.99      
6 A' 1483 1431 0.45      
7 A' 1467 1415 0.57      
8 A' 1399 1350 0.49      
9 A' 1324 1277 1.92      
10 A' 1096 1057 0.59      
11 A' 1024 988 1.66      
12 A' 896 865 0.73      
13 A' 527 508 38.37      
14 A' 334 322 6.48      
15 A" 3247 3133 15.80      
16 A" 3109 3000 38.21      
17 A" 3050 2943 15.31      
18 A" 1496 1443 4.11      
19 A" 1309 1263 0.37      
20 A" 1197 1155 0.29      
21 A" 890 859 0.58      
22 A" 744 718 2.17      
23 A" 252 244 0.00      
24 A" 66 63 0.45      

Unscaled Zero Point Vibrational Energy (zpe) 19351.2 cm-1
Scaled (by 0.965) Zero Point Vibrational Energy (zpe) 18673.9 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 B3LYP/6-31G(2df,p)
ABC
1.04492 0.29368 0.26419

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.341 -0.075 0.000
C2 0.000 0.577 0.000
C3 1.173 -0.432 0.000
H4 2.136 0.090 0.000
H5 1.135 -1.077 0.884
H6 1.135 -1.077 -0.884
H7 0.102 1.225 -0.879
H8 0.102 1.225 0.879
H9 -1.800 -0.402 0.926
H10 -1.800 -0.402 -0.926

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9 H10
C11.49082.53913.48062.81352.81352.13192.13191.08471.0847
C21.49081.54732.19062.19192.19191.09761.09762.24892.2489
C32.53911.54731.09541.09451.09452.16102.16103.11443.1144
H43.48062.19061.09541.77311.77312.49022.49024.07354.0735
H52.81352.19191.09451.77311.76773.07872.52373.01233.5142
H62.81352.19191.09451.77311.76772.52373.07873.51423.0123
H72.13191.09762.16102.49023.07872.52371.75893.08672.5037
H82.13191.09762.16102.49022.52373.07871.75892.50373.0867
H91.08472.24893.11444.07353.01233.51423.08672.50371.8529
H101.08472.24893.11444.07353.51423.01232.50373.08671.8529

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 113.366 C1 C2 H7 109.648
C1 C2 H8 109.604 C2 C1 H9 120.952
C2 C1 H10 120.431 C2 C3 H4 111.313
C2 C3 H5 110.915 C2 C3 H6 110.971
C3 C2 H7 108.730 C3 C2 H8 109.972
H4 C3 H5 108.058 H4 C3 H6 107.765
H5 C3 H6 107.665 H7 C2 H8 105.196
H9 C1 H10 117.662
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.270      
2 C -0.151      
3 C -0.357      
4 H 0.111      
5 H 0.116      
6 H 0.116      
7 H 0.103      
8 H 0.103      
9 H 0.115      
10 H 0.115      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.237 -0.024 0.000 0.238
CHELPG        
AIM        
ESP        


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> 59.312
(<r2>)1/2 7.701