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

using model chemistry: B2PLYP/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 2A"
Energy calculated at B2PLYP/3-21G*
 hartrees
Energy at 0K-117.620881
Energy at 298.15K 
HF Energy-117.535718
Nuclear repulsion energy75.474804
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 B2PLYP/3-21G*
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 3284 3284 16.68      
2 A 3177 3177 14.30      
3 A 3149 3149 28.24      
4 A 3142 3142 33.97      
5 A 3087 3087 15.36      
6 A 3076 3076 19.61      
7 A 2996 2996 25.87      
8 A 1591 1591 4.54      
9 A 1586 1586 6.31      
10 A 1559 1559 3.07      
11 A 1524 1524 0.70      
12 A 1475 1475 3.45      
13 A 1403 1403 0.82      
14 A 1335 1335 0.42      
15 A 1219 1219 0.79      
16 A 1109 1109 1.39      
17 A 1063 1063 0.40      
18 A 958 958 2.70      
19 A 883 883 0.27      
20 A 784 784 2.96      
21 A 471 471 47.55      
22 A 381 381 7.19      
23 A 252 252 0.22      
24 A 112 112 0.69      

Unscaled Zero Point Vibrational Energy (zpe) 19807.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 19807.6 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 B2PLYP/3-21G*
ABC
1.06890 0.29683 0.25799

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/3-21G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.305 -0.296 -0.035
C2 0.080 0.568 0.067
C3 -1.230 -0.253 -0.048
H4 -2.105 0.398 0.029
H5 -1.266 -0.774 -1.008
H6 -1.282 -0.999 0.751
H7 0.071 1.107 1.028
H8 0.101 1.335 -0.715
H9 2.238 0.098 -0.415
H10 1.314 -1.276 0.427

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9 H10
C11.50242.53513.48062.79012.79302.14982.13891.08231.0835
C21.50241.55022.19222.18352.18591.10251.09572.26102.2481
C32.53511.55021.09361.09301.09412.16782.17693.50522.7827
H43.48062.19221.09361.77571.77532.49742.50974.37663.8278
H52.79012.18351.09301.77571.77313.07762.53043.65942.9943
H62.79302.18591.09411.77531.77312.51823.08383.86682.6302
H72.14981.10252.16782.49743.07762.51821.75882.79302.7545
H82.13891.09572.17692.50972.53043.08381.75882.48833.0980
H91.08232.26103.50524.37663.65943.86682.79302.48831.8578
H101.08352.24812.78273.82782.99432.63022.75453.09801.8578

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 112.287 C1 C2 H7 110.292
C1 C2 H8 109.836 C2 C1 H9 121.173
C2 C1 H10 119.900 C2 C3 H4 110.849
C2 C3 H5 110.196 C2 C3 H6 110.317
C3 C2 H7 108.434 C3 C2 H8 109.522
H4 C3 H5 108.602 H4 C3 H6 108.479
H5 C3 H6 108.331 H7 C2 H8 106.281
H9 C1 H10 118.146
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.336      
2 C -0.443      
3 C -0.540      
4 H 0.185      
5 H 0.192      
6 H 0.185      
7 H 0.201      
8 H 0.198      
9 H 0.180      
10 H 0.178      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.095 0.150 0.116 0.212
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.931 -0.023 -0.191
y -0.023 -20.718 -0.542
z -0.191 -0.542 -21.422
Traceless
 xyz
x 0.138 -0.023 -0.191
y -0.023 0.459 -0.542
z -0.191 -0.542 -0.597
Polar
3z2-r2-1.194
x2-y2-0.214
xy-0.023
xz-0.191
yz-0.542


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.890 -0.159 -0.230
y -0.159 4.339 -0.241
z -0.230 -0.241 3.654


<r2> (average value of r2) Å2
<r2> 59.690
(<r2>)1/2 7.726