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 CF3CH2F (1,1,1,2-tetrafluoroethane)

using model chemistry: B97D3/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B97D3/aug-cc-pVTZ
 hartrees
Energy at 0K-476.741375
Energy at 298.15K-476.745283
HF Energy-476.741375
Nuclear repulsion energy269.491912
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 B97D3/aug-cc-pVTZ
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' 3011 2965 18.08      
2 A' 1457 1435 4.70      
3 A' 1395 1374 5.72      
4 A' 1239 1220 142.07      
5 A' 1098 1081 289.10      
6 A' 1059 1043 90.45      
7 A' 805 793 17.71      
8 A' 638 629 28.62      
9 A' 525 517 5.64      
10 A' 394 388 0.48      
11 A' 215 212 2.60      
12 A" 3071 3024 11.09      
13 A" 1269 1250 73.99      
14 A" 1146 1128 126.55      
15 A" 937 923 89.00      
16 A" 512 504 0.58      
17 A" 340 335 1.33      
18 A" 110 108 5.08      

Unscaled Zero Point Vibrational Energy (zpe) 9610.9 cm-1
Scaled (by 0.9847) Zero Point Vibrational Energy (zpe) 9463.9 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 B97D3/aug-cc-pVTZ
ABC
0.17445 0.09107 0.08972

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.366 0.189 0.000
C2 -1.162 0.246 0.000
F3 0.850 1.459 0.000
F4 0.850 -0.443 1.092
F5 0.850 -0.443 -1.092
F6 -1.686 -1.034 0.000
H7 -1.494 0.773 0.900
H8 -1.494 0.773 -0.900

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 F6 H7 H8
C11.52851.35941.35101.35102.38902.14722.1472
C21.52852.34912.39022.39021.38361.09461.0946
F31.35942.34912.19312.19313.55662.60292.6029
F41.35102.39022.19312.18342.82382.64763.3075
F51.35102.39022.19312.18342.82383.30752.6476
F62.38901.38363.55662.82382.82382.02812.0281
H72.14721.09462.60292.64763.30752.02811.7998
H82.14721.09462.60293.30752.64762.02811.7998

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 110.139 C1 C2 H7 108.757
C1 C2 H8 108.757 C2 C1 F3 108.717
C2 C1 F4 112.059 C2 C1 F5 112.059
F3 C1 F4 108.020 F3 C1 F5 108.020
F4 C1 F5 107.813 F6 C2 H7 109.290
F6 C2 H8 109.290 H7 C2 H8 110.598
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 1.132      
2 C -0.019      
3 F -0.352      
4 F -0.343      
5 F -0.343      
6 F -0.401      
7 H 0.163      
8 H 0.163      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.276 1.485 0.000 1.958
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.400 -3.090 0.000
y -3.090 -33.678 0.000
z 0.000 0.000 -31.865
Traceless
 xyz
x 0.371 -3.090 0.000
y -3.090 -1.545 0.000
z 0.000 0.000 1.174
Polar
3z2-r22.348
x2-y21.278
xy-3.090
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.928 0.097 0.000
y 0.097 4.892 0.000
z 0.000 0.000 4.633


<r2> (average value of r2) Å2
<r2> 136.017
(<r2>)1/2 11.663