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

using model chemistry: mPW1PW91/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 2A"
Energy calculated at mPW1PW91/3-21G*
 hartrees
Energy at 0K-117.799042
Energy at 298.15K 
HF Energy-117.799042
Nuclear repulsion energy75.680167
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 mPW1PW91/3-21G*
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 3283 3118 14.79      
2 A 3174 3014 14.39      
3 A 3154 2995 24.21      
4 A 3146 2987 30.48      
5 A 3087 2931 13.68      
6 A 3072 2917 20.04      
7 A 2989 2839 24.46      
8 A 1571 1492 6.11      
9 A 1566 1487 9.04      
10 A 1534 1457 5.45      
11 A 1501 1426 1.38      
12 A 1456 1383 7.03      
13 A 1387 1317 0.52      
14 A 1319 1253 0.66      
15 A 1207 1146 1.04      
16 A 1102 1046 1.15      
17 A 1077 1023 0.97      
18 A 952 904 4.09      
19 A 896 851 0.44      
20 A 775 736 4.47      
21 A 476 452 55.56      
22 A 381 362 6.84      
23 A 252 240 0.24      
24 A 107 101 0.52      

Unscaled Zero Point Vibrational Energy (zpe) 19731.0 cm-1
Scaled (by 0.9496) Zero Point Vibrational Energy (zpe) 18736.6 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 mPW1PW91/3-21G*
ABC
1.07167 0.29967 0.26026

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/3-21G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.298 -0.294 -0.032
C2 0.080 0.566 0.065
C3 -1.223 -0.252 -0.048
H4 -2.101 0.394 0.053
H5 -1.270 -0.757 -1.018
H6 -1.263 -1.013 0.738
H7 0.070 1.105 1.029
H8 0.101 1.337 -0.715
H9 2.232 0.097 -0.417
H10 1.300 -1.282 0.418

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9 H10
C11.49482.52143.46912.78912.76942.14322.13571.08361.0848
C21.49481.54222.18742.17812.17931.10441.09712.25532.2423
C32.52141.54221.09461.09411.09532.16192.17273.49242.7649
H43.46912.18741.09461.77811.77532.48432.51524.36883.8092
H52.78912.17811.09411.77811.77433.07442.52093.65452.9899
H62.76942.17931.09531.77531.77432.51973.08133.84512.5973
H72.14321.10442.16192.48433.07442.51971.75972.78982.7541
H82.13571.09712.17272.51522.52093.08131.75972.48393.0950
H91.08362.25533.49244.36883.65453.84512.78982.48391.8618
H101.08482.24232.76493.80922.98992.59732.75413.09501.8618

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 112.237 C1 C2 H7 110.183
C1 C2 H8 110.027 C2 C1 H9 121.189
C2 C1 H10 119.902 C2 C3 H4 110.967
C2 C3 H5 110.262 C2 C3 H6 110.283
C3 C2 H7 108.404 C3 C2 H8 109.665
H4 C3 H5 108.661 H4 C3 H6 108.324
H5 C3 H6 108.268 H7 C2 H8 106.130
H9 C1 H10 118.314
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.378      
2 C -0.508      
3 C -0.618      
4 H 0.212      
5 H 0.219      
6 H 0.212      
7 H 0.230      
8 H 0.226      
9 H 0.204      
10 H 0.201      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.113 0.154 0.112 0.221
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.576 -0.030 -0.243
y -0.030 -20.336 -0.572
z -0.243 -0.572 -21.173
Traceless
 xyz
x 0.179 -0.030 -0.243
y -0.030 0.538 -0.572
z -0.243 -0.572 -0.717
Polar
3z2-r2-1.434
x2-y2-0.240
xy-0.030
xz-0.243
yz-0.572


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.950 -0.170 -0.232
y -0.170 4.383 -0.225
z -0.232 -0.225 3.675


<r2> (average value of r2) Å2
<r2> 59.144
(<r2>)1/2 7.691