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

using model chemistry: HSEh1PBE/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HSEh1PBE/3-21G
 hartrees
Energy at 0K-473.771361
Energy at 298.15K-473.775299
HF Energy-473.771361
Nuclear repulsion energy268.985695
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 HSEh1PBE/3-21G
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' 3121 3007 9.35      
2 A' 1567 1510 4.51      
3 A' 1482 1427 3.67      
4 A' 1335 1286 174.29      
5 A' 1246 1200 201.00      
6 A' 1125 1084 35.32      
7 A' 840 809 11.82      
8 A' 635 612 28.70      
9 A' 527 507 15.78      
10 A' 395 380 1.18      
11 A' 196 188 3.89      
12 A" 3172 3056 13.70      
13 A" 1399 1348 112.42      
14 A" 1228 1183 62.79      
15 A" 1035 997 38.45      
16 A" 507 488 5.16      
17 A" 332 320 1.02      
18 A" 114 110 6.14      

Unscaled Zero Point Vibrational Energy (zpe) 10127.8 cm-1
Scaled (by 0.9633) Zero Point Vibrational Energy (zpe) 9756.1 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 HSEh1PBE/3-21G
ABC
0.17152 0.09158 0.09035

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.361 0.186 0.000
C2 -1.139 0.257 0.000
F3 0.839 1.470 0.000
F4 0.839 -0.452 1.104
F5 0.839 -0.452 -1.104
F6 -1.677 -1.039 0.000
H7 -1.450 0.806 0.890
H8 -1.450 0.806 -0.890

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 F6 H7 H8
C11.50121.36971.36211.36212.37722.11082.1108
C21.50122.32052.37382.37381.40291.09151.0915
F31.36972.32052.21642.21643.55292.54442.5444
F41.36212.37382.21642.20742.80932.62133.2866
F51.36212.37382.21642.20742.80933.28662.6213
F62.37721.40293.55292.80932.80932.06142.0614
H72.11081.09152.54442.62133.28662.06141.7806
H82.11081.09152.54443.28662.62132.06141.7806

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 109.838 C1 C2 H7 107.957
C1 C2 H8 107.957 C2 C1 F3 107.767
C2 C1 F4 111.908 C2 C1 F5 111.908
F3 C1 F4 108.449 F3 C1 F5 108.449
F4 C1 F5 108.252 F6 C2 H7 110.847
F6 C2 H8 110.847 H7 C2 H8 109.303
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.807      
2 C -0.182      
3 F -0.286      
4 F -0.277      
5 F -0.277      
6 F -0.283      
7 H 0.249      
8 H 0.249      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.230 1.609 0.000 2.026
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.014 -3.177 0.000
y -3.177 -32.870 0.000
z 0.000 0.000 -31.284
Traceless
 xyz
x 0.063 -3.177 0.000
y -3.177 -1.221 0.000
z 0.000 0.000 1.158
Polar
3z2-r22.316
x2-y20.856
xy-3.177
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.699 0.020 0.000
y 0.020 3.045 0.000
z 0.000 0.000 2.909


<r2> (average value of r2) Å2
<r2> 135.364
(<r2>)1/2 11.635