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

using model chemistry: PBEPBE/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 PBEPBE/3-21G
 hartrees
Energy at 0K-117.646190
Energy at 298.15K 
HF Energy-117.646190
Nuclear repulsion energy75.169755
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 PBEPBE/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 3189 3160 16.58      
2 A 3083 3055 15.29      
3 A 3063 3035 24.76      
4 A 3053 3025 31.10      
5 A 2986 2958 19.12      
6 A 2981 2954 17.72      
7 A 2873 2847 26.37      
8 A 1523 1509 5.33      
9 A 1517 1503 8.24      
10 A 1480 1466 4.87      
11 A 1454 1441 1.01      
12 A 1403 1390 5.25      
13 A 1334 1322 0.78      
14 A 1268 1256 0.74      
15 A 1166 1155 0.93      
16 A 1068 1058 0.52      
17 A 1039 1029 1.09      
18 A 920 912 4.09      
19 A 870 862 0.40      
20 A 746 739 4.46      
21 A 466 462 53.85      
22 A 370 366 6.07      
23 A 247 244 0.21      
24 A 108 107 0.55      

Unscaled Zero Point Vibrational Energy (zpe) 19101.6 cm-1
Scaled (by 0.9909) Zero Point Vibrational Energy (zpe) 18927.8 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 PBEPBE/3-21G
ABC
1.05842 0.29585 0.25708

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.305 -0.296 -0.032
C2 0.083 0.567 0.065
C3 -1.231 -0.252 -0.049
H4 -2.115 0.401 0.060
H5 -1.282 -0.757 -1.029
H6 -1.270 -1.025 0.740
H7 0.069 1.112 1.040
H8 0.105 1.349 -0.719
H9 2.248 0.098 -0.421
H10 1.306 -1.292 0.420

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9 H10
C11.49982.53693.49152.81072.78502.15842.14901.09301.0943
C21.49981.55272.20362.19372.19491.11611.10742.26822.2544
C32.53691.55271.10421.10351.10492.17622.19043.51622.7824
H43.49152.20361.10421.79461.79142.49642.53624.39943.8343
H52.81072.19371.10351.79461.78973.09762.54023.68193.0145
H62.78502.19491.10491.79141.78972.53883.10673.87022.6095
H72.15841.11612.17622.49643.09762.53881.77452.81252.7743
H82.14901.10742.19042.53622.54023.10671.77452.49923.1174
H91.09302.26823.51624.39943.68193.87022.81252.49921.8778
H101.09432.25442.78243.83433.01452.60952.77433.11741.8778

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 112.409 C1 C2 H7 110.334
C1 C2 H8 110.120 C2 C1 H9 121.250
C2 C1 H10 119.885 C2 C3 H4 110.947
C2 C3 H5 110.210 C2 C3 H6 110.220
C3 C2 H7 108.142 C3 C2 H8 109.723
H4 C3 H5 108.756 H4 C3 H6 108.370
H5 C3 H6 108.267 H7 C2 H8 105.887
H9 C1 H10 118.302
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.354      
2 C -0.476      
3 C -0.588      
4 H 0.200      
5 H 0.209      
6 H 0.202      
7 H 0.218      
8 H 0.213      
9 H 0.189      
10 H 0.187      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.141 0.173 0.115 0.251
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.670 -0.017 -0.250
y -0.017 -20.391 -0.562
z -0.250 -0.562 -21.250
Traceless
 xyz
x 0.150 -0.017 -0.250
y -0.017 0.569 -0.562
z -0.250 -0.562 -0.719
Polar
3z2-r2-1.438
x2-y2-0.280
xy-0.017
xz-0.250
yz-0.562


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.196 -0.215 -0.250
y -0.215 4.524 -0.218
z -0.250 -0.218 3.760


<r2> (average value of r2) Å2
<r2> 59.798
(<r2>)1/2 7.733