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: B1B95/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B1B95/cc-pVDZ
 hartrees
Energy at 0K-912.921501
Energy at 298.15K 
HF Energy-912.921501
Nuclear repulsion energy800.201985
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 B1B95/cc-pVDZ
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 1406 1352 3.95      
2 A1 1302 1252 395.52      
3 A1 1173 1127 192.71      
4 A1 785 755 2.66      
5 A1 664 638 4.46      
6 A1 540 519 8.37      
7 A1 372 357 0.04      
8 A1 308 296 0.56      
9 A1 126 121 0.90      
10 A2 1247 1198 0.00      
11 A2 561 539 0.00      
12 A2 343 330 0.00      
13 A2 207 199 0.00      
14 A2 28i 27i 0.00      
15 B1 1298 1248 649.36      
16 B1 1238 1190 79.52      
17 B1 618 594 1.09      
18 B1 453 435 3.07      
19 B1 181 174 4.17      
20 B1 57 55 0.02      
21 B2 1383 1329 156.04      
22 B2 1234 1186 67.90      
23 B2 1024 984 234.04      
24 B2 729 701 53.47      
25 B2 531 511 6.77      
26 B2 331 318 0.03      
27 B2 246 237 3.05      

Unscaled Zero Point Vibrational Energy (zpe) 9163.8 cm-1
Scaled (by 0.9612) Zero Point Vibrational Energy (zpe) 8808.3 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 B1B95/cc-pVDZ
ABC
0.05578 0.03244 0.03052

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/cc-pVDZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.604
C2 0.000 1.291 -0.233
C3 0.000 -1.291 -0.233
F4 1.096 0.000 1.381
F5 -1.096 0.000 1.381
F6 0.000 2.343 0.580
F7 0.000 -2.343 0.580
F8 1.083 1.340 -1.003
F9 -1.083 1.340 -1.003
F10 -1.083 -1.340 -1.003
F11 1.083 -1.340 -1.003

Atom - Atom Distances (Å)
  C1 C2 C3 F4 F5 F6 F7 F8 F9 F10 F11
C11.53811.53811.34331.34332.34282.34282.35602.35602.35602.3560
C21.53812.58162.33882.33881.32943.72331.33051.33052.94732.9473
C31.53812.58162.33882.33883.72331.32942.94732.94731.33051.3305
F41.34332.33882.33882.19172.70742.70742.73453.49673.49672.7345
F51.34332.33882.33882.19172.70742.70743.49672.73452.73453.4967
F62.34281.32943.72332.70742.70744.68542.16512.16514.15214.1521
F72.34283.72331.32942.70742.70744.68544.15214.15212.16512.1651
F82.35601.33052.94732.73453.49672.16514.15212.16703.44582.6791
F92.35601.33052.94733.49672.73452.16514.15212.16702.67913.4458
F102.35602.94731.33053.49672.73454.15212.16513.44582.67912.1670
F112.35602.94731.33052.73453.49674.15212.16512.67913.44582.1670

picture of perfluoropropane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F6 109.362 C1 C2 F8 110.225
C1 C2 F9 110.225 C1 C3 F7 109.362
C1 C3 F10 110.225 C1 C3 F11 110.225
C2 C1 C3 114.115 C2 C1 F4 108.331
C2 C1 F5 108.331 C3 C1 F4 108.331
C3 C1 F5 108.331 F4 C1 F5 109.331
F6 C2 F8 108.974 F6 C2 F9 108.974
F7 C3 F10 108.974 F7 C3 F11 108.974
F8 C2 F9 109.051 F10 C3 F11 109.051
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.168      
2 C 0.494      
3 C 0.494      
4 F -0.156      
5 F -0.156      
6 F -0.141      
7 F -0.141      
8 F -0.141      
9 F -0.141      
10 F -0.141      
11 F -0.141      


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 -0.065 0.065
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -56.589 0.000 0.000
y 0.000 -56.269 0.000
z 0.000 0.000 -56.681
Traceless
 xyz
x -0.114 0.000 0.000
y 0.000 0.366 0.000
z 0.000 0.000 -0.252
Polar
3z2-r2-0.504
x2-y2-0.320
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.820 0.000 0.000
y 0.000 4.943 0.000
z 0.000 0.000 4.678


<r2> (average value of r2) Å2
<r2> 361.995
(<r2>)1/2 19.026