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All results from a given calculation for CH3CF2Cl (1-Chloro-1,1-Difluoroethane)

using model chemistry: PBEPBE/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 PBEPBE/3-21G
 hartrees
Energy at 0K-733.693028
Energy at 298.15K-733.697041
HF Energy-733.693028
Nuclear repulsion energy236.725593
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 PBEPBE/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' 3102 3074 1.58      
2 A' 3017 2989 1.82      
3 A' 1496 1482 1.88      
4 A' 1429 1416 34.63      
5 A' 1234 1223 157.18      
6 A' 1114 1104 137.12      
7 A' 861 853 107.52      
8 A' 592 586 88.35      
9 A' 492 488 24.28      
10 A' 354 351 14.23      
11 A' 278 276 0.15      
12 A" 3134 3106 0.33      
13 A" 1499 1486 1.60      
14 A" 1261 1249 160.54      
15 A" 1000 990 22.22      
16 A" 373 370 0.34      
17 A" 283 281 1.61      
18 A" 256 253 0.06      

Unscaled Zero Point Vibrational Energy (zpe) 10887.5 cm-1
Scaled (by 0.9909) Zero Point Vibrational Energy (zpe) 10788.5 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 PBEPBE/3-21G
ABC
0.16599 0.09772 0.09626

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.428 -0.018 0.000
C2 -0.849 1.426 0.000
Cl3 1.518 -0.075 0.000
F4 -0.849 -0.694 1.122
F5 -0.849 -0.694 -1.122
H6 -1.952 1.477 0.000
H7 -0.460 1.923 0.899
H8 -0.460 1.923 -0.899

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 F5 H6 H7 H8
C11.50351.94731.37611.37612.13402.13882.1388
C21.50352.80312.39842.39841.10401.09821.0982
Cl31.94732.80312.69172.69173.80132.95202.9520
F41.37612.39842.69172.24422.68082.65523.3291
F51.37612.39842.69172.24422.68083.32912.6552
H62.13401.10403.80132.68082.68081.79791.7979
H72.13881.09822.95202.65523.32911.79791.7971
H82.13881.09822.95203.32912.65521.79791.7971

picture of 1-Chloro-1,1-Difluoroethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H6 108.888 C1 C2 H7 109.606
C1 C2 H8 109.606 C2 C1 Cl3 107.954
C2 C1 F4 112.725 C2 C1 F5 112.725
Cl3 C1 F4 106.917 Cl3 C1 F5 106.917
F4 C1 F5 109.262 H6 C2 H7 109.458
H6 C2 H8 109.458 H7 C2 H8 109.808
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.352      
2 C -0.649      
3 Cl -0.055      
4 F -0.210      
5 F -0.210      
6 H 0.254      
7 H 0.260      
8 H 0.260      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.020 2.015 0.000 2.853
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -35.806 -1.458 0.000
y -1.458 -33.263 0.000
z 0.000 0.000 -35.850
Traceless
 xyz
x -1.249 -1.458 0.000
y -1.458 2.565 0.000
z 0.000 0.000 -1.316
Polar
3z2-r2-2.631
x2-y2-2.543
xy-1.458
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.366 -0.338 0.000
y -0.338 3.613 0.000
z 0.000 0.000 3.543


<r2> (average value of r2) Å2
<r2> 138.478
(<r2>)1/2 11.768