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All results from a given calculation for CH2FCl (fluorochloromethane)

using model chemistry: B1B95/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/6-31+G**
 hartrees
Energy at 0K-599.346403
Energy at 298.15K-599.349065
Nuclear repulsion energy101.271382
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 B1B95/6-31+G**
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' 3118 2983 22.20      
2 A' 1497 1432 0.01      
3 A' 1383 1323 44.66      
4 A' 1098 1050 192.56      
5 A' 763 730 105.33      
6 A' 383 366 1.59      
7 A" 3201 3062 7.03      
8 A" 1254 1200 2.91      
9 A" 1014 970 0.32      

Unscaled Zero Point Vibrational Energy (zpe) 6855.3 cm-1
Scaled (by 0.9566) Zero Point Vibrational Energy (zpe) 6557.7 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 B1B95/6-31+G**
ABC
1.40331 0.18948 0.17260

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.803 0.000
F2 1.363 0.745 0.000
Cl3 -0.683 -0.832 0.000
H4 -0.329 1.309 0.906
H5 -0.329 1.309 -0.906

Atom - Atom Distances (Å)
  C1 F2 Cl3 H4 H5
C11.36441.77221.08891.0889
F21.36442.58372.00092.0009
Cl31.77222.58372.35222.3522
H41.08892.00092.35221.8121
H51.08892.00092.35221.8121

picture of fluorochloromethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 C1 Cl3 110.240 F2 C1 H4 108.774
F2 C1 H5 108.774 Cl3 C1 H4 108.211
Cl3 C1 H5 108.211 H4 C1 H5 112.623
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.151      
2 F -0.246      
3 Cl 0.003      
4 H 0.197      
5 H 0.197      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.122 1.660 0.000 2.003
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.761 -1.536 0.000
y -1.536 -22.462 0.000
z 0.000 0.000 -23.368
Traceless
 xyz
x -3.846 -1.536 0.000
y -1.536 2.602 0.000
z 0.000 0.000 1.244
Polar
3z2-r22.489
x2-y2-4.299
xy-1.536
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.532 0.694 0.000
y 0.694 4.393 0.000
z 0.000 0.000 2.999


<r2> (average value of r2) Å2
<r2> 65.698
(<r2>)1/2 8.105