return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: B3LYPultrafine/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 B3LYPultrafine/6-31G*
 hartrees
Energy at 0K-118.471362
Energy at 298.15K 
HF Energy-118.471362
Nuclear repulsion energy75.640642
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 B3LYPultrafine/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 3257 3120 20.54      
2 A 3160 3027 17.40      
3 A 3118 2987 34.50      
4 A 3112 2982 42.65      
5 A 3047 2919 29.45      
6 A 3033 2906 24.72      
7 A 2938 2815 39.39      
8 A 1536 1471 3.13      
9 A 1528 1464 4.93      
10 A 1500 1437 0.86      
11 A 1489 1427 0.69      
12 A 1437 1376 0.98      
13 A 1380 1322 4.00      
14 A 1285 1231 0.35      
15 A 1187 1137 0.49      
16 A 1093 1047 0.10      
17 A 1064 1019 0.97      
18 A 930 891 1.68      
19 A 890 852 0.08      
20 A 761 729 1.31      
21 A 466 446 41.71      
22 A 367 352 3.98      
23 A 251 241 0.06      
24 A 119 114 0.25      

Unscaled Zero Point Vibrational Energy (zpe) 19473.1 cm-1
Scaled (by 0.958) Zero Point Vibrational Energy (zpe) 18655.2 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 B3LYPultrafine/6-31G*
ABC
1.09262 0.29724 0.25829

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.305 -0.294 -0.034
C2 0.080 0.554 0.056
C3 -1.228 -0.245 -0.040
H4 -2.101 0.413 0.030
H5 -1.287 -0.786 -0.992
H6 -1.298 -0.983 0.767
H7 0.078 1.119 1.008
H8 0.104 1.324 -0.728
H9 2.260 0.129 -0.329
H10 1.304 -1.309 0.353

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9 H10
C11.49202.53313.47922.80682.80872.14162.13121.08571.0867
C21.49201.53582.18632.18242.18351.10691.09972.25382.2490
C32.53311.53581.09581.09581.09672.15962.17043.51982.7749
H43.47922.18631.09581.77291.77222.49072.50394.38523.8301
H52.80682.18241.09581.77291.76993.08052.54153.72292.9663
H62.80872.18351.09671.77221.76992.52373.08673.88542.6547
H72.14161.10692.15962.49073.08052.52371.74862.74372.7980
H82.13121.09972.17042.50392.54153.08671.74862.49693.0897
H91.08572.25383.51984.38523.72293.88542.74372.49691.8571
H101.08672.24902.77493.83012.96632.65472.79803.08971.8571

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 113.561 C1 C2 H7 110.097
C1 C2 H8 109.709 C2 C1 H9 121.123
C2 C1 H10 120.610 C2 C3 H4 111.258
C2 C3 H5 110.945 C2 C3 H6 110.980
C3 C2 H7 108.517 C3 C2 H8 109.765
H4 C3 H5 107.987 H4 C3 H6 107.860
H5 C3 H6 107.660 H7 C2 H8 104.822
H9 C1 H10 117.484
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.304      
2 C -0.256      
3 C -0.441      
4 H 0.142      
5 H 0.149      
6 H 0.144      
7 H 0.145      
8 H 0.142      
9 H 0.139      
10 H 0.139      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.124 0.182 0.121 0.251
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.806 0.049 -0.109
y 0.049 -20.382 -0.460
z -0.109 -0.460 -21.164
Traceless
 xyz
x -0.033 0.049 -0.109
y 0.049 0.603 -0.460
z -0.109 -0.460 -0.570
Polar
3z2-r2-1.141
x2-y2-0.424
xy0.049
xz-0.109
yz-0.460


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.316 -0.159 -0.186
y -0.159 4.725 -0.181
z -0.186 -0.181 3.920


<r2> (average value of r2) Å2
<r2> 59.462
(<r2>)1/2 7.711