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All results from a given calculation for CF3CH2F (1,1,1,2-tetrafluoroethane)

using model chemistry: B1B95/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/STO-3G
 hartrees
Energy at 0K-469.966622
Energy at 298.15K-469.969901
Nuclear repulsion energy260.859077
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/STO-3G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3269 2887 5.92      
2 A' 1638 1446 0.73      
3 A' 1483 1310 7.34      
4 A' 1322 1168 106.75      
5 A' 1231 1087 10.60      
6 A' 1206 1065 93.82      
7 A' 820 724 0.18      
8 A' 608 537 16.57      
9 A' 486 429 6.51      
10 A' 363 320 1.05      
11 A' 180 159 0.76      
12 A" 3374 2980 4.34      
13 A" 1402 1238 96.32      
14 A" 1263 1116 16.52      
15 A" 990 874 7.96      
16 A" 473 418 2.67      
17 A" 301 266 0.41      
18 A" 35 31 1.80      

Unscaled Zero Point Vibrational Energy (zpe) 10222.5 cm-1
Scaled (by 0.883) Zero Point Vibrational Energy (zpe) 9026.5 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/STO-3G
ABC
0.16429 0.08442 0.08342

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.395 0.201 0.000
C2 -1.222 0.225 0.000
F3 0.883 1.508 0.000
F4 0.883 -0.452 1.129
F5 0.883 -0.452 -1.129
F6 -1.753 -1.065 0.000
H7 -1.544 0.795 0.902
H8 -1.544 0.795 -0.902

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 F6 H7 H8
C11.61711.39491.39291.39292.49342.21932.2193
C21.61712.46522.48272.48271.39511.11421.1142
F31.39492.46522.26222.26223.68362.68552.6855
F41.39292.48272.26222.25882.93222.73793.4013
F51.39292.48272.26222.25882.93223.40132.7379
F62.49341.39513.68362.93222.93222.07762.0776
H72.21931.11422.68552.73793.40132.07761.8031
H82.21931.11422.68553.40132.73792.07761.8031

picture of 1,1,1,2-tetrafluoroethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F6 111.526 C1 C2 H7 107.254
C1 C2 H8 107.254 C2 C1 F3 109.638
C2 C1 F4 110.918 C2 C1 F5 110.918
F3 C1 F4 108.472 F3 C1 F5 108.472
F4 C1 F5 108.350 F6 C2 H7 111.286
F6 C2 H8 111.286 H7 C2 H8 108.028
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.294      
2 C -0.059      
3 F -0.106      
4 F -0.103      
5 F -0.103      
6 F -0.095      
7 H 0.086      
8 H 0.086      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.706 0.828 0.000 1.088
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.086 -1.708 0.000
y -1.708 -28.765 0.000
z 0.000 0.000 -27.854
Traceless
 xyz
x 0.223 -1.708 0.000
y -1.708 -0.795 0.000
z 0.000 0.000 0.572
Polar
3z2-r21.143
x2-y20.678
xy-1.708
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.071 0.122 0.000
y 0.122 2.240 0.000
z 0.000 0.000 1.995


<r2> (average value of r2) Å2
<r2> 141.747
(<r2>)1/2 11.906