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

using model chemistry: HF/CEP-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/CEP-31G
 hartrees
Energy at 0K-75.027641
Energy at 298.15K-75.032030
HF Energy-75.027641
Nuclear repulsion energy105.376342
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/CEP-31G
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' 3364 3032 16.98      
2 A' 3262 2941 8.89      
3 A' 1617 1458 3.38      
4 A' 1578 1422 21.62      
5 A' 1332 1201 137.04      
6 A' 1268 1143 185.03      
7 A' 967 871 162.15      
8 A' 694 625 59.65      
9 A' 538 485 29.63      
10 A' 442 399 1.36      
11 A' 311 280 1.84      
12 A" 3378 3045 19.52      
13 A" 1617 1457 7.01      
14 A" 1313 1183 175.39      
15 A" 1055 951 91.50      
16 A" 438 395 0.37      
17 A" 339 306 1.27      
18 A" 239 215 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 11875.3 cm-1
Scaled (by 0.9014) Zero Point Vibrational Energy (zpe) 10704.4 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/CEP-31G
ABC
0.16865 0.10266 0.10023

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/CEP-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.350 0.020 0.000
C2 -0.834 1.462 0.000
Cl3 1.469 -0.140 0.000
F4 -0.834 -0.661 1.105
F5 -0.834 -0.661 -1.105
H6 -1.920 1.456 0.000
H7 -0.471 1.970 0.887
H8 -0.471 1.970 -0.887

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 F5 H6 H7 H8
C11.52091.82621.38511.38512.12762.14552.1455
C21.52092.80502.39342.39341.08641.08451.0845
Cl31.82622.80502.60642.60643.74593.00003.0000
F41.38512.39342.60642.21022.62382.66483.3198
F51.38512.39342.60642.21022.62383.31982.6648
H62.12761.08643.74592.62382.62381.77511.7751
H72.14551.08453.00002.66483.31981.77511.7736
H82.14551.08453.00003.31982.66481.77511.7736

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 108.223 C1 C2 H7 109.736
C1 C2 H8 109.736 C2 C1 Cl3 113.555
C2 C1 F4 110.813 C2 C1 F5 110.813
Cl3 C1 F4 107.726 Cl3 C1 F5 107.726
F4 C1 F5 105.849 H6 C2 H7 109.707
H6 C2 H8 109.707 H7 C2 H8 109.711
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/CEP-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.148      
2 C -0.156      
3 Cl 0.020      
4 F -0.234      
5 F -0.234      
6 H 0.154      
7 H 0.151      
8 H 0.151      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.597 3.209 0.000 3.264
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -35.630 -2.654 0.000
y -2.654 -33.358 0.000
z 0.000 0.000 -37.749
Traceless
 xyz
x -0.077 -2.654 0.000
y -2.654 3.332 0.000
z 0.000 0.000 -3.255
Polar
3z2-r2-6.509
x2-y2-2.273
xy-2.654
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.831 -0.251 0.000
y -0.251 3.364 0.000
z 0.000 0.000 3.230


<r2> (average value of r2) Å2
<r2> 97.809
(<r2>)1/2 9.890