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 C3F8 (perfluoropropane)

using model chemistry: B3LYPultrafine/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B3LYPultrafine/aug-cc-pVTZ
 hartrees
Energy at 0K-913.425939
Energy at 298.15K-913.429381
HF Energy-913.425939
Nuclear repulsion energy792.700252
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/aug-cc-pVTZ
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 1336 1293 7.17      
2 A1 1233 1192 366.68      
3 A1 1142 1105 180.26      
4 A1 773 748 1.83      
5 A1 659 638 5.33      
6 A1 536 519 5.93      
7 A1 377 365 0.01      
8 A1 306 296 0.40      
9 A1 145 140 0.63      
10 A2 1184 1146 0.00      
11 A2 559 541 0.00      
12 A2 346 334 0.00      
13 A2 225 218 0.00      
14 A2 28 27 0.00      
15 B1 1233 1193 577.74      
16 B1 1183 1144 107.13      
17 B1 612 592 0.45      
18 B1 456 441 2.35      
19 B1 213 206 2.85      
20 B1 79 76 0.02      
21 B2 1306 1264 146.21      
22 B2 1172 1133 44.52      
23 B2 997 965 229.56      
24 B2 724 700 50.90      
25 B2 529 512 5.31      
26 B2 331 320 0.09      
27 B2 267 259 2.29      

Unscaled Zero Point Vibrational Energy (zpe) 8974.3 cm-1
Scaled (by 0.9675) Zero Point Vibrational Energy (zpe) 8682.6 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 B3LYPultrafine/aug-cc-pVTZ
ABC
0.05548 0.03141 0.02959

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/aug-cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.590
C2 0.000 1.328 -0.239
C3 0.000 -1.328 -0.239
F4 1.096 0.000 1.371
F5 -1.096 0.000 1.371
F6 0.000 2.357 0.607
F7 0.000 -2.357 0.607
F8 1.085 1.407 -1.008
F9 -1.085 1.407 -1.008
F10 -1.085 -1.407 -1.008
F11 1.085 -1.407 -1.008

Atom - Atom Distances (Å)
  C1 C2 C3 F4 F5 F6 F7 F8 F9 F10 F11
C11.56551.56551.34611.34612.35712.35712.38972.38972.38972.3897
C21.56552.65662.35752.35751.33163.78101.33281.33283.04143.0414
C31.56552.65662.35752.35753.78101.33163.04143.04141.33281.3328
F41.34612.35752.35752.19212.70952.70952.76413.52123.52122.7641
F51.34612.35752.35752.19212.70952.70953.52122.76412.76413.5212
F62.35711.33163.78102.70952.70954.71402.16542.16544.23694.2369
F72.35713.78101.33162.70952.70954.71404.23694.23692.16542.1654
F82.38971.33283.04142.76413.52122.16544.23692.17103.55372.8134
F92.38971.33283.04143.52122.76412.16544.23692.17102.81343.5537
F102.38973.04141.33283.52122.76414.23692.16543.55372.81342.1710
F112.38973.04141.33282.76413.52124.23692.16542.81343.55372.1710

picture of perfluoropropane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F6 108.627 C1 C2 F8 110.820
C1 C2 F9 110.820 C1 C3 F7 108.627
C1 C3 F10 110.820 C1 C3 F11 110.820
C2 C1 C3 116.087 C2 C1 F4 107.893
C2 C1 F5 107.893 C3 C1 F4 107.893
C3 C1 F5 107.893 F4 C1 F5 109.028
F6 C2 F8 108.726 F6 C2 F9 108.726
F7 C3 F10 108.726 F7 C3 F11 108.726
F8 C2 F9 109.069 F10 C3 F11 109.069
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.941      
2 C 1.038      
3 C 1.038      
4 F -0.432      
5 F -0.432      
6 F -0.352      
7 F -0.352      
8 F -0.362      
9 F -0.362      
10 F -0.362      
11 F -0.362      


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 -0.131 0.131
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -58.551 0.000 0.000
y 0.000 -58.277 0.000
z 0.000 0.000 -58.486
Traceless
 xyz
x -0.170 0.000 0.000
y 0.000 0.242 0.000
z 0.000 0.000 -0.072
Polar
3z2-r2-0.145
x2-y2-0.274
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.715 0.000 0.000
y 0.000 7.169 0.000
z 0.000 0.000 6.682


<r2> (average value of r2) Å2
<r2> 371.818
(<r2>)1/2 19.283