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All results from a given calculation for C3F8 (perfluoropropane)

using model chemistry: B2PLYP/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 B2PLYP/6-31G*
 hartrees
Energy at 0K-912.337286
Energy at 298.15K-912.340715
HF Energy-911.768635
Nuclear repulsion energy796.173820
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 B2PLYP/6-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A1 1409 1337 6.99      
2 A1 1310 1244 325.94      
3 A1 1181 1121 193.38      
4 A1 781 741 2.33      
5 A1 666 632 3.93      
6 A1 536 508 8.64      
7 A1 377 358 0.05      
8 A1 318 302 0.42      
9 A1 157 149 0.83      
10 A2 1255 1191 0.00      
11 A2 561 532 0.00      
12 A2 347 330 0.00      
13 A2 221 210 0.00      
14 A2 13 12 0.00      
15 B1 1301 1234 533.95      
16 B1 1243 1180 107.30      
17 B1 622 590 0.89      
18 B1 458 435 2.96      
19 B1 213 202 3.84      
20 B1 82 78 0.06      
21 B2 1402 1331 132.72      
22 B2 1242 1179 54.05      
23 B2 1027 975 227.35      
24 B2 723 686 52.36      
25 B2 529 503 7.50      
26 B2 338 320 0.03      
27 B2 266 252 3.02      

Unscaled Zero Point Vibrational Energy (zpe) 9288.1 cm-1
Scaled (by 0.9492) Zero Point Vibrational Energy (zpe) 8816.3 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 B2PLYP/6-31G*
ABC
0.05541 0.03199 0.03020

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/6-31G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.590
C2 0.000 1.301 -0.232
C3 0.000 -1.301 -0.232
F4 1.104 0.000 1.371
F5 -1.104 0.000 1.371
F6 0.000 2.346 0.601
F7 0.000 -2.346 0.601
F8 1.089 1.360 -1.007
F9 -1.089 1.360 -1.007
F10 -1.089 -1.360 -1.007
F11 1.089 -1.360 -1.007

Atom - Atom Distances (Å)
  C1 C2 C3 F4 F5 F6 F7 F8 F9 F10 F11
C11.53881.53881.35241.35242.34642.34642.36392.36392.36392.3639
C21.53882.60172.34122.34121.33683.74111.33841.33842.97822.9782
C31.53882.60172.34122.34123.74111.33682.97822.97821.33841.3384
F41.35242.34122.34122.20782.70502.70502.73993.50973.50972.7399
F51.35242.34122.34122.20782.70502.70503.50972.73992.73993.5097
F62.34641.33683.74112.70502.70504.69272.17832.17834.18484.1848
F72.34643.74111.33682.70502.70504.69274.18484.18482.17832.1783
F82.36391.33842.97822.73993.50972.17834.18482.17903.48572.7207
F92.36391.33842.97823.50972.73992.17834.18482.17902.72073.4857
F102.36392.97821.33843.50972.73994.18482.17833.48572.72072.1790
F112.36392.97821.33842.73993.50974.18482.17832.72073.48572.1790

picture of perfluoropropane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F6 109.164 C1 C2 F8 110.300
C1 C2 F9 110.300 C1 C3 F7 109.164
C1 C3 F10 110.300 C1 C3 F11 110.300
C2 C1 C3 115.421 C2 C1 F4 107.974
C2 C1 F5 107.974 C3 C1 F4 107.974
C3 C1 F5 107.974 F4 C1 F5 109.427
F6 C2 F8 109.031 F6 C2 F9 109.031
F7 C3 F10 109.031 F7 C3 F11 109.031
F8 C2 F9 108.987 F10 C3 F11 108.987
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.518      
2 C 0.923      
3 C 0.923      
4 F -0.312      
5 F -0.312      
6 F -0.291      
7 F -0.291      
8 F -0.290      
9 F -0.290      
10 F -0.290      
11 F -0.290      


Electric dipole moments


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.066 0.000 0.000
y 0.000 5.228 0.000
z 0.000 0.000 4.927


<r2> (average value of r2) Å2
<r2> 365.635
(<r2>)1/2 19.122