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

using model chemistry: B3LYP/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 B3LYP/3-21G
 hartrees
Energy at 0K-117.829010
Energy at 298.15K 
HF Energy-117.829010
Nuclear repulsion energy75.447191
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/3-21G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A 3255 3140 17.54      
2 A 3150 3039 15.05      
3 A 3121 3011 28.85      
4 A 3113 3004 35.22      
5 A 3053 2946 21.56      
6 A 3050 2943 16.28      
7 A 2952 2848 27.87      
8 A 1570 1515 4.98      
9 A 1565 1510 6.81      
10 A 1535 1481 3.60      
11 A 1501 1448 0.76      
12 A 1455 1404 3.74      
13 A 1384 1335 0.95      
14 A 1314 1268 0.54      
15 A 1202 1159 0.91      
16 A 1094 1056 1.19      
17 A 1056 1019 0.51      
18 A 947 913 3.05      
19 A 878 847 0.31      
20 A 772 745 3.38      
21 A 475 458 51.06      
22 A 378 365 6.19      
23 A 247 238 0.17      
24 A 103 99 0.53      

Unscaled Zero Point Vibrational Energy (zpe) 19583.2 cm-1
Scaled (by 0.9649) Zero Point Vibrational Energy (zpe) 18895.9 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/3-21G
ABC
1.07052 0.29656 0.25788

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/3-21G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.305 -0.295 -0.032
C2 0.081 0.566 0.066
C3 -1.230 -0.252 -0.048
H4 -2.106 0.402 0.027
H5 -1.269 -0.776 -1.008
H6 -1.286 -0.998 0.753
H7 0.070 1.107 1.030
H8 0.103 1.337 -0.715
H9 2.239 0.098 -0.418
H10 1.312 -1.283 0.418

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9 H10
C11.49922.53613.48212.79452.79752.14922.13911.08431.0855
C21.49921.55002.19372.18562.18801.10581.09802.25972.2482
C32.53611.55001.09541.09481.09612.16802.17913.50652.7828
H43.48212.19371.09541.77821.77772.49732.51064.37793.8307
H52.79452.18561.09481.77821.77553.08112.53663.66262.9918
H62.79752.18801.09611.77771.77552.51943.08843.87302.6352
H72.14921.10582.16802.49733.08112.51941.76012.79602.7619
H82.13911.09802.17912.51062.53663.08841.76012.48673.1000
H91.08432.25973.50654.37793.66263.87302.79602.48671.8618
H101.08552.24822.78283.83072.99182.63522.76193.10001.8618

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 112.546 C1 C2 H7 110.271
C1 C2 H8 109.940 C2 C1 H9 121.179
C2 C1 H10 120.024 C2 C3 H4 110.872
C2 C3 H5 110.268 C2 C3 H6 110.388
C3 C2 H7 108.276 C3 C2 H8 109.579
H4 C3 H5 108.552 H4 C3 H6 108.420
H5 C3 H6 108.267 H7 C2 H8 106.007
H9 C1 H10 118.205
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.336      
2 C -0.439      
3 C -0.545      
4 H 0.186      
5 H 0.194      
6 H 0.187      
7 H 0.202      
8 H 0.197      
9 H 0.179      
10 H 0.177      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.117 0.159 0.109 0.225
CHELPG        
AIM        
ESP -0.116 0.134 0.118 0.213


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.739 -0.018 -0.218
y -0.018 -20.481 -0.540
z -0.218 -0.540 -21.251
Traceless
 xyz
x 0.127 -0.018 -0.218
y -0.018 0.514 -0.540
z -0.218 -0.540 -0.641
Polar
3z2-r2-1.282
x2-y2-0.258
xy-0.018
xz-0.218
yz-0.540


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.004 -0.180 -0.236
y -0.180 4.405 -0.228
z -0.236 -0.228 3.687


<r2> (average value of r2) Å2
<r2> 59.602
(<r2>)1/2 7.720