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

using model chemistry: B3LYP/CEP-121G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3LYP/CEP-121G
 hartrees
Energy at 0K-109.166450
Energy at 298.15K-109.170186
Nuclear repulsion energy148.867088
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 B3LYP/CEP-121G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3074 2996 9.69      
2 A' 1494 1456 8.34      
3 A' 1423 1387 3.76      
4 A' 1259 1227 120.56      
5 A' 1076 1048 248.41      
6 A' 1024 998 70.97      
7 A' 775 755 29.78      
8 A' 596 581 36.41      
9 A' 490 477 13.51      
10 A' 370 361 1.59      
11 A' 206 200 4.92      
12 A" 3159 3079 7.07      
13 A" 1277 1244 79.38      
14 A" 1142 1113 83.09      
15 A" 939 915 101.18      
16 A" 473 461 2.90      
17 A" 321 313 2.12      
18 A" 95 93 10.01      

Unscaled Zero Point Vibrational Energy (zpe) 9596.8 cm-1
Scaled (by 0.9745) Zero Point Vibrational Energy (zpe) 9352.1 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 B3LYP/CEP-121G
ABC
0.16425 0.08691 0.08582

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-121G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.352 0.195 0.000
C2 -1.182 0.261 0.000
F3 0.866 1.510 0.000
F4 0.866 -0.454 1.129
F5 0.866 -0.454 -1.129
F6 -1.706 -1.077 0.000
H7 -1.524 0.770 0.905
H8 -1.524 0.770 -0.905

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 F6 H7 H8
C11.53531.41221.39991.39992.41912.16022.1602
C21.53532.39932.44562.44561.43641.09321.0932
F31.41222.39932.26492.26493.64802.66032.6603
F41.39992.44562.26492.25792.87762.69423.3683
F51.39992.44562.26492.25792.87763.36832.6942
F62.41911.43643.64802.87762.87762.06492.0649
H72.16021.09322.66032.69423.36832.06491.8101
H82.16021.09322.66033.36832.69422.06491.8101

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 108.936 C1 C2 H7 109.385
C1 C2 H8 109.385 C2 C1 F3 108.910
C2 C1 F4 112.774 C2 C1 F5 112.774
F3 C1 F4 107.301 F3 C1 F5 107.301
F4 C1 F5 107.503 F6 C2 H7 108.666
F6 C2 H8 108.666 H7 C2 H8 111.755
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-121G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.367      
2 C -0.104      
3 F -0.152      
4 F -0.133      
5 F -0.133      
6 F -0.228      
7 H 0.191      
8 H 0.191      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.911 2.040 0.000 2.795
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.416 -4.365 0.000
y -4.365 -35.365 0.000
z 0.000 0.000 -32.899
Traceless
 xyz
x 0.716 -4.365 0.000
y -4.365 -2.207 0.000
z 0.000 0.000 1.492
Polar
3z2-r22.983
x2-y21.949
xy-4.365
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.496 0.122 0.000
y 0.122 3.900 0.000
z 0.000 0.000 3.596


<r2> (average value of r2) Å2
<r2> 116.078
(<r2>)1/2 10.774