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 CH3CHFCl (Ethane, 1-chloro-1-fluoro-)

using model chemistry: B3PW91/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3PW91/cc-pVTZ
 hartrees
Energy at 0K-638.649856
Energy at 298.15K-638.654763
Nuclear repulsion energy165.999331
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 B3PW91/cc-pVTZ
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 3152 3031 8.68      
2 A 3134 3014 9.64      
3 A 3104 2985 10.77      
4 A 3055 2938 5.33      
5 A 1478 1421 2.74      
6 A 1473 1417 5.26      
7 A 1410 1356 27.05      
8 A 1371 1319 4.03      
9 A 1299 1250 39.55      
10 A 1139 1095 126.38      
11 A 1130 1087 21.34      
12 A 1034 994 26.11      
13 A 910 875 52.00      
14 A 681 654 67.02      
15 A 476 458 8.14      
16 A 377 362 1.56      
17 A 321 309 1.89      
18 A 246 237 0.05      

Unscaled Zero Point Vibrational Energy (zpe) 12895.1 cm-1
Scaled (by 0.9616) Zero Point Vibrational Energy (zpe) 12399.9 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 B3PW91/cc-pVTZ
ABC
0.30203 0.15418 0.11041

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/cc-pVTZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.412 0.104 0.383
C2 1.254 -1.036 -0.111
H3 0.424 0.216 1.466
F4 0.839 1.279 -0.164
Cl5 -1.316 -0.129 -0.055
H6 1.178 -1.118 -1.194
H7 2.295 -0.856 0.163
H8 0.925 -1.971 0.340

Atom - Atom Distances (Å)
  C1 C2 H3 F4 Cl5 H6 H7 H8
C11.50091.08921.36491.79782.13712.12522.1381
C21.50092.17772.35292.72631.08921.09141.0891
H31.08922.17771.99042.33663.06992.51932.5100
F41.36492.35291.99042.57722.63122.60513.2905
Cl51.79782.72632.33662.57722.91493.69022.9278
H62.13711.08923.06992.63122.91491.77781.7738
H72.12521.09142.51932.60513.69021.77781.7753
H82.13811.08912.51003.29052.92781.77381.7753

picture of Ethane, 1-chloro-1-fluoro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H6 110.177 C1 C2 H7 109.104
C1 C2 H8 110.265 C2 C1 H3 113.496
C2 C1 F4 110.280 C2 C1 Cl5 111.155
H3 C1 F4 107.874 H3 C1 Cl5 105.418
F4 C1 Cl5 108.371 H6 C2 H7 109.224
H6 C2 H8 109.037 H7 C2 H8 109.011
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.205      
2 C -0.256      
3 H 0.089      
4 F -0.192      
5 Cl -0.163      
6 H 0.112      
7 H 0.102      
8 H 0.103      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.478 -1.395 0.910 2.227
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.580 -1.643 0.640
y -1.643 -31.515 0.516
z 0.640 0.516 -29.240
Traceless
 xyz
x -0.202 -1.643 0.640
y -1.643 -1.605 0.516
z 0.640 0.516 1.808
Polar
3z2-r23.615
x2-y20.935
xy-1.643
xz0.640
yz0.516


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> 105.350
(<r2>)1/2 10.264