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All results from a given calculation for CH2FCl (fluorochloromethane)

using model chemistry: PBEPBE/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBEPBE/6-31G**
 hartrees
Energy at 0K-598.983053
Energy at 298.15K-598.985664
Nuclear repulsion energy100.086052
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/6-31G**
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' 3006 2965 29.02      
2 A' 1470 1450 0.67      
3 A' 1337 1319 45.08      
4 A' 1096 1081 157.15      
5 A' 711 701 101.85      
6 A' 367 362 1.41      
7 A" 3081 3038 19.25      
8 A" 1215 1199 1.77      
9 A" 986 972 0.27      

Unscaled Zero Point Vibrational Energy (zpe) 6634.9 cm-1
Scaled (by 0.9863) Zero Point Vibrational Energy (zpe) 6544.0 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 PBEPBE/6-31G**
ABC
1.38939 0.18407 0.16798

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.817 0.000
F2 1.364 0.782 0.000
Cl3 -0.679 -0.857 0.000
H4 -0.366 1.311 0.913
H5 -0.366 1.311 -0.913

Atom - Atom Distances (Å)
  C1 F2 Cl3 H4 H5
C11.36441.80581.10111.1011
F21.36442.61912.02682.0268
Cl31.80582.61912.37312.3731
H41.10112.02682.37311.8259
H51.10112.02682.37311.8259

picture of fluorochloromethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 C1 Cl3 110.641 F2 C1 H4 110.120
F2 C1 H5 110.120 Cl3 C1 H4 106.932
Cl3 C1 H5 106.932 H4 C1 H5 112.007
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.036      
2 F -0.229      
3 Cl -0.062      
4 H 0.164      
5 H 0.164      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.681 1.724 0.000 1.853
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.484 -1.301 0.000
y -1.301 -22.418 0.000
z 0.000 0.000 -23.184
Traceless
 xyz
x -2.683 -1.301 0.000
y -1.301 1.917 0.000
z 0.000 0.000 0.767
Polar
3z2-r21.533
x2-y2-3.067
xy-1.301
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.035 0.754 0.000
y 0.754 4.153 0.000
z 0.000 0.000 2.571


<r2> (average value of r2) Å2
<r2> 66.739
(<r2>)1/2 8.169