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: HF/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 2A"
Energy calculated at HF/Def2TZVPP
 hartrees
Energy at 0K-117.679240
Energy at 298.15K-117.685800
HF Energy-117.679240
Nuclear repulsion energy76.101466
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 HF/Def2TZVPP
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 3360 3046 22.63      
2 A 3262 2956 19.04      
3 A 3218 2917 51.10      
4 A 3214 2913 64.87      
5 A 3163 2867 20.76      
6 A 3156 2861 35.60      
7 A 3098 2808 44.85      
8 A 1620 1468 3.35      
9 A 1613 1462 5.62      
10 A 1599 1450 0.59      
11 A 1579 1431 0.97      
12 A 1535 1392 1.52      
13 A 1481 1343 3.04      
14 A 1383 1254 0.18      
15 A 1267 1149 0.52      
16 A 1145 1038 1.33      
17 A 1133 1027 0.42      
18 A 984 892 0.68      
19 A 930 843 0.03      
20 A 817 741 0.49      
21 A 486 441 41.79      
22 A 392 355 4.16      
23 A 269 244 0.11      
24 A 150 136 0.66      

Unscaled Zero Point Vibrational Energy (zpe) 20427.2 cm-1
Scaled (by 0.9064) Zero Point Vibrational Energy (zpe) 18515.2 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 HF/Def2TZVPP
ABC
1.10675 0.29988 0.26037

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/Def2TZVPP

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.301 -0.296 -0.045
C2 0.074 0.555 0.057
C3 -1.222 -0.246 -0.040
H4 -2.087 0.401 0.052
H5 -1.288 -0.763 -0.989
H6 -1.278 -0.989 0.748
H7 0.084 1.099 1.002
H8 0.095 1.313 -0.719
H9 2.248 0.141 -0.301
H10 1.309 -1.286 0.372

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9 H10
C11.49642.52293.45962.79522.78512.12632.12061.07361.0745
C21.49641.52632.16622.16552.16551.09011.08542.24162.2392
C32.52291.52631.08361.08381.08452.14422.15103.50062.7669
H43.45962.16621.08361.75411.75222.47012.48774.35653.8048
H52.79522.16551.08381.75411.75213.05232.50973.71412.9789
H62.78512.16551.08451.75221.75212.50573.05603.84752.6303
H72.12631.09012.14422.47013.05232.50571.73482.70112.7538
H82.12061.08542.15102.48772.50973.05601.73482.48673.0693
H91.07362.24163.50064.35653.71413.84752.70112.48671.8356
H101.07452.23922.76693.80482.97892.63032.75383.06931.8356

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 113.152 C1 C2 H7 109.585
C1 C2 H8 109.412 C2 C1 H9 120.538
C2 C1 H10 120.247 C2 C3 H4 111.058
C2 C3 H5 110.991 C2 C3 H6 110.943
C3 C2 H7 108.928 C3 C2 H8 109.733
H4 C3 H5 108.062 H4 C3 H6 107.836
H5 C3 H6 107.810 H7 C2 H8 105.764
H9 C1 H10 117.409
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.182      
2 C -0.003      
3 C -0.163      
4 H 0.058      
5 H 0.053      
6 H 0.046      
7 H 0.030      
8 H 0.034      
9 H 0.065      
10 H 0.061      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.110 0.201 0.167 0.284
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.326 0.097 0.014
y 0.097 -20.888 -0.533
z 0.014 -0.533 -21.570
Traceless
 xyz
x -0.098 0.097 0.014
y 0.097 0.561 -0.533
z 0.014 -0.533 -0.463
Polar
3z2-r2-0.926
x2-y2-0.439
xy0.097
xz0.014
yz-0.533


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.846 -0.060 -0.068
y -0.060 5.216 -0.050
z -0.068 -0.050 4.733


<r2> (average value of r2) Å2
<r2> 59.271
(<r2>)1/2 7.699