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 CF3CH2Cl (2,2,2-Trifluoroethyl chloride)

using model chemistry: ROHF/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 ROHF/3-21G*
 hartrees
Energy at 0K-830.599552
Energy at 298.15K-830.603587
HF Energy-830.599552
Nuclear repulsion energy322.932729
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 ROHF/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' 3312 3009 5.55      
2 A' 1640 1490 18.43      
3 A' 1498 1361 19.42      
4 A' 1422 1292 238.90      
5 A' 1348 1224 236.86      
6 A' 904 821 15.34      
7 A' 835 759 27.26      
8 A' 665 604 42.82      
9 A' 555 504 16.23      
10 A' 376 341 1.25      
11 A' 198 179 2.74      
12 A" 3374 3066 0.82      
13 A" 1515 1376 162.50      
14 A" 1274 1157 95.60      
15 A" 1016 923 1.46      
16 A" 552 501 7.49      
17 A" 365 332 1.19      
18 A" 100 91 4.72      

Unscaled Zero Point Vibrational Energy (zpe) 10474.2 cm-1
Scaled (by 0.9085) Zero Point Vibrational Energy (zpe) 9515.8 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 ROHF/3-21G*
ABC
0.17624 0.06004 0.05952

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.856 0.492 0.000
C2 0.642 0.433 0.000
Cl3 -1.570 -1.139 0.000
H4 -1.185 1.012 0.881
H5 -1.185 1.012 -0.881
F6 1.124 1.696 0.000
F7 1.124 -0.193 1.088
F8 1.124 -0.193 -1.088

Atom - Atom Distances (Å)
  C1 C2 Cl3 H4 H5 F6 F7 F8
C11.49971.78001.07491.07492.31782.36112.3611
C21.49972.71382.10962.10961.35181.34471.3447
Cl31.78002.71382.35592.35593.91093.05613.0561
H41.07492.10962.35591.76302.56452.61243.2653
H51.07492.10962.35591.76302.56453.26532.6124
F62.31781.35183.91092.56452.56452.17962.1796
F72.36111.34473.05612.61243.26532.17962.1770
F82.36111.34473.05613.26532.61242.17962.1770

picture of 2,2,2-Trifluoroethyl chloride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F6 108.636 C1 C2 F7 112.108
C1 C2 F8 112.108 C2 C1 Cl3 111.393
C2 C1 H4 108.935 C2 C1 H5 108.935
Cl3 C1 H4 108.694 Cl3 C1 H5 108.694
H4 C1 H5 110.186 F6 C2 F7 107.863
F6 C2 F8 107.863 F7 C2 F8 108.093
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at ROHF/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.629      
2 C 1.172      
3 Cl -0.008      
4 H 0.308      
5 H 0.308      
6 F -0.390      
7 F -0.380      
8 F -0.380      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.693 1.659 0.000 2.370
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -41.630 -2.976 0.000
y -2.976 -40.713 0.000
z 0.000 0.000 -40.442
Traceless
 xyz
x -1.053 -2.976 0.000
y -2.976 0.323 0.000
z 0.000 0.000 0.730
Polar
3z2-r21.459
x2-y2-0.918
xy-2.976
xz0.000
yz0.000


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


<r2> (average value of r2) Å2
<r2> 187.377
(<r2>)1/2 13.689