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 CF3CHFCl (1,1,1,2-tetrafluorochloroethane)

using model chemistry: HF/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at HF/TZVP
 hartrees
Energy at 0K-933.763186
Energy at 298.15K-933.766709
HF Energy-933.763186
Nuclear repulsion energy424.974288
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 HF/TZVP
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 3314 3011 6.89      
2 A 1554 1412 47.41      
3 A 1456 1323 59.66      
4 A 1444 1312 188.88      
5 A 1379 1253 316.90      
6 A 1310 1190 265.33      
7 A 1253 1139 162.59      
8 A 969 881 89.04      
9 A 890 809 57.49      
10 A 770 699 53.13      
11 A 633 575 6.86      
12 A 585 531 12.91      
13 A 492 447 2.65      
14 A 414 376 0.40      
15 A 349 317 1.51      
16 A 261 237 3.80      
17 A 202 184 2.31      
18 A 79 72 0.38      

Unscaled Zero Point Vibrational Energy (zpe) 8677.1 cm-1
Scaled (by 0.9086) Zero Point Vibrational Energy (zpe) 7884.0 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 HF/TZVP
ABC
0.10906 0.05965 0.04871

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/TZVP

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.447 0.483 -0.459
C2 -0.861 -0.167 -0.001
H3 0.445 0.560 -1.533
F4 0.523 1.698 0.079
Cl5 1.847 -0.483 0.025
F6 -0.923 -0.298 1.295
F7 -1.864 0.586 -0.389
F8 -0.998 -1.346 -0.554

Atom - Atom Distances (Å)
  C1 C2 H3 F4 Cl5 F6 F7 F8
C11.53071.07691.33021.76772.35852.31472.3337
C21.53072.13972.32392.72601.30451.31271.3096
H31.07692.13971.97422.34033.25622.57692.5833
F41.33022.32391.97422.55112.74862.67523.4616
Cl51.76772.72602.34032.55113.05243.88373.0290
F62.35851.30453.25622.74863.05242.12222.1270
F72.31471.31272.57692.67523.88372.12222.1235
F82.33371.30962.58333.46163.02902.12702.1235

picture of 1,1,1,2-tetrafluorochloroethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F6 112.331 C1 C2 F7 108.749
C1 C2 F8 110.250 C2 C1 H3 109.041
C2 C1 F4 108.437 C2 C1 Cl5 111.270
H3 C1 F4 109.754 H3 C1 Cl5 108.252
F4 C1 Cl5 110.072 F6 C2 F7 108.355
F6 C2 F8 108.906 F7 C2 F8 108.144
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.205      
2 C 0.590      
3 H 0.133      
4 F -0.216      
5 Cl -0.097      
6 F -0.197      
7 F -0.210      
8 F -0.207      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.428 0.006 -1.610 1.666
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -46.037 -0.439 -0.650
y -0.439 -46.912 -1.431
z -0.650 -1.431 -42.608
Traceless
 xyz
x -1.277 -0.439 -0.650
y -0.439 -2.589 -1.431
z -0.650 -1.431 3.866
Polar
3z2-r27.733
x2-y20.875
xy-0.439
xz-0.650
yz-1.431


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.473 -0.755 0.321
y -0.755 4.686 -0.152
z 0.321 -0.152 4.214


<r2> (average value of r2) Å2
<r2> 217.295
(<r2>)1/2 14.741