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All results from a given calculation for C3F8 (perfluoropropane)

using model chemistry: B3PW91/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B3PW91/6-31G*
 hartrees
Energy at 0K-912.706910
Energy at 298.15K 
HF Energy-912.706910
Nuclear repulsion energy795.910353
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 B3PW91/6-31G*
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 1391 1331 7.90      
2 A1 1306 1249 340.47      
3 A1 1181 1129 186.67      
4 A1 783 749 2.29      
5 A1 665 636 4.24      
6 A1 536 512 7.80      
7 A1 374 358 0.04      
8 A1 311 298 0.41      
9 A1 146 140 0.73      
10 A2 1255 1201 0.00      
11 A2 560 535 0.00      
12 A2 345 330 0.00      
13 A2 217 208 0.00      
14 A2 16i 15i 0.00      
15 B1 1300 1244 552.46      
16 B1 1244 1190 101.85      
17 B1 618 591 0.82      
18 B1 455 435 2.69      
19 B1 203 194 3.38      
20 B1 73 70 0.04      
21 B2 1370 1311 149.29      
22 B2 1240 1186 46.82      
23 B2 1024 979 219.94      
24 B2 725 694 53.56      
25 B2 529 506 6.48      
26 B2 334 319 0.04      
27 B2 262 250 2.60      

Unscaled Zero Point Vibrational Energy (zpe) 9213.8 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 8814.9 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 B3PW91/6-31G*
ABC
0.05562 0.03184 0.03004

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.590
C2 0.000 1.308 -0.234
C3 0.000 -1.308 -0.234
F4 1.100 0.000 1.369
F5 -1.100 0.000 1.369
F6 0.000 2.348 0.602
F7 0.000 -2.348 0.602
F8 1.087 1.373 -1.006
F9 -1.087 1.373 -1.006
F10 -1.087 -1.373 -1.006
F11 1.087 -1.373 -1.006

Atom - Atom Distances (Å)
  C1 C2 C3 F4 F5 F6 F7 F8 F9 F10 F11
C11.54601.54601.34791.34792.34822.34822.36922.36922.36922.3692
C21.54602.61652.34312.34311.33393.75061.33481.33482.99412.9941
C31.54602.61652.34312.34313.75061.33392.99412.99411.33481.3348
F41.34792.34312.34312.20002.70422.70422.74333.50823.50822.7433
F51.34792.34312.34312.20002.70422.70423.50822.74332.74333.5082
F62.34821.33393.75062.70422.70424.69642.17202.17204.19654.1965
F72.34823.75061.33392.70422.70424.69644.19654.19652.17202.1720
F82.36921.33482.99412.74333.50822.17204.19652.17353.50152.7453
F92.36921.33482.99413.50822.74332.17204.19652.17352.74533.5015
F102.36922.99411.33483.50822.74334.19652.17203.50152.74532.1735
F112.36922.99411.33482.74333.50824.19652.17202.74533.50152.1735

picture of perfluoropropane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F6 109.028 C1 C2 F8 110.437
C1 C2 F9 110.437 C1 C3 F7 109.028
C1 C3 F10 110.437 C1 C3 F11 110.437
C2 C1 C3 115.602 C2 C1 F4 107.935
C2 C1 F5 107.935 C3 C1 F4 107.935
C3 C1 F5 107.935 F4 C1 F5 109.394
F6 C2 F8 108.951 F6 C2 F9 108.951
F7 C3 F10 108.951 F7 C3 F11 108.951
F8 C2 F9 109.004 F10 C3 F11 109.004
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.419      
2 C 0.792      
3 C 0.792      
4 F -0.264      
5 F -0.264      
6 F -0.248      
7 F -0.248      
8 F -0.245      
9 F -0.245      
10 F -0.245      
11 F -0.245      


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 -0.098 0.098
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -55.880 0.000 0.000
y 0.000 -55.617 0.000
z 0.000 0.000 -55.916
Traceless
 xyz
x -0.114 0.000 0.000
y 0.000 0.281 0.000
z 0.000 0.000 -0.167
Polar
3z2-r2-0.334
x2-y2-0.264
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.072 0.000 0.000
y 0.000 5.327 0.000
z 0.000 0.000 4.962


<r2> (average value of r2) Å2
<r2> 366.208
(<r2>)1/2 19.137