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All results from a given calculation for C3F8 (perfluoropropane)

using model chemistry: PBE1PBE/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at PBE1PBE/6-31G*
 hartrees
Energy at 0K-912.183601
Energy at 298.15K 
HF Energy-912.183601
Nuclear repulsion energy798.729425
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 PBE1PBE/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 A1 1416 1346 6.66      
2 A1 1329 1263 344.91      
3 A1 1197 1138 185.53      
4 A1 793 754 2.44      
5 A1 672 639 4.17      
6 A1 541 514 8.43      
7 A1 377 359 0.04      
8 A1 315 300 0.42      
9 A1 148 141 0.75      
10 A2 1277 1214 0.00      
11 A2 565 537 0.00      
12 A2 348 331 0.00      
13 A2 217 206 0.00      
14 A2 14i 14i 0.00      
15 B1 1322 1257 563.74      
16 B1 1268 1205 94.11      
17 B1 625 594 0.95      
18 B1 459 437 2.85      
19 B1 203 193 3.48      
20 B1 73 70 0.05      
21 B2 1397 1327 148.33      
22 B2 1262 1200 51.75      
23 B2 1037 986 217.19      
24 B2 733 696 54.98      
25 B2 534 507 6.94      
26 B2 337 320 0.03      
27 B2 261 248 2.70      

Unscaled Zero Point Vibrational Energy (zpe) 9346.9 cm-1
Scaled (by 0.9503) Zero Point Vibrational Energy (zpe) 8882.4 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 PBE1PBE/6-31G*
ABC
0.05591 0.03212 0.03030

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/6-31G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.591
C2 0.000 1.302 -0.233
C3 0.000 -1.302 -0.233
F4 1.097 0.000 1.367
F5 -1.097 0.000 1.367
F6 0.000 2.341 0.597
F7 0.000 -2.341 0.597
F8 1.084 1.362 -1.003
F9 -1.084 1.362 -1.003
F10 -1.084 -1.362 -1.003
F11 1.084 -1.362 -1.003

Atom - Atom Distances (Å)
  C1 C2 C3 F4 F5 F6 F7 F8 F9 F10 F11
C11.54061.54061.34391.34392.34062.34062.36042.36042.36042.3604
C21.54062.60352.33622.33621.32983.73571.33091.33092.97732.9773
C31.54062.60352.33622.33623.73571.32982.97732.97731.33091.3309
F41.34392.33622.33622.19472.69712.69712.73353.49703.49702.7335
F51.34392.33622.33622.19472.69712.69713.49702.73352.73353.4970
F62.34061.32983.73572.69712.69714.68112.16632.16634.17694.1769
F72.34063.73571.32982.69712.69714.68114.17694.17692.16632.1663
F82.36041.33092.97732.73353.49702.16634.17692.16773.48162.7244
F92.36041.33092.97733.49702.73352.16634.17692.16772.72443.4816
F102.36042.97731.33093.49702.73354.17692.16633.48162.72442.1677
F112.36042.97731.33092.73353.49704.17692.16632.72443.48162.1677

picture of perfluoropropane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F6 109.032 C1 C2 F8 110.354
C1 C2 F9 110.354 C1 C3 F7 109.032
C1 C3 F10 110.354 C1 C3 F11 110.354
C2 C1 C3 115.332 C2 C1 F4 107.984
C2 C1 F5 107.984 C3 C1 F4 107.984
C3 C1 F5 107.984 F4 C1 F5 109.482
F6 C2 F8 109.011 F6 C2 F9 109.011
F7 C3 F10 109.011 F7 C3 F11 109.011
F8 C2 F9 109.050 F10 C3 F11 109.050
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.420      
2 C 0.800      
3 C 0.800      
4 F -0.267      
5 F -0.267      
6 F -0.249      
7 F -0.249      
8 F -0.247      
9 F -0.247      
10 F -0.247      
11 F -0.247      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -0.093 0.093
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -55.904 0.000 0.000
y 0.000 -55.612 0.000
z 0.000 0.000 -55.934
Traceless
 xyz
x -0.131 0.000 0.000
y 0.000 0.307 0.000
z 0.000 0.000 -0.176
Polar
3z2-r2-0.353
x2-y2-0.292
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.020 0.000 0.000
y 0.000 5.262 0.000
z 0.000 0.000 4.909


<r2> (average value of r2) Å2
<r2> 363.585
(<r2>)1/2 19.068