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All results from a given calculation for CH3CF3 (Ethane, 1,1,1-trifluoro-)

using model chemistry: MP2/LANL2DZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at MP2/LANL2DZ
 hartrees
Energy at 0K-376.295497
Energy at 298.15K-376.299826
HF Energy-375.775973
Nuclear repulsion energy192.966527
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 MP2/LANL2DZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 3072 2959 1.42      
2 A1 1483 1428 41.74      
3 A1 1266 1220 160.20      
4 A1 746 718 14.70      
5 A1 538 518 32.46      
6 A2 210 202 0.00      
7 E 3193 3075 4.85      
7 E 3193 3075 4.85      
8 E 1526 1470 6.96      
8 E 1526 1470 6.96      
9 E 1216 1171 154.27      
9 E 1216 1171 154.27      
10 E 926 891 123.88      
10 E 926 891 123.88      
11 E 480 462 2.03      
11 E 480 462 2.03      
12 E 334 322 0.90      
12 E 334 322 0.90      

Unscaled Zero Point Vibrational Energy (zpe) 11331.4 cm-1
Scaled (by 0.9631) Zero Point Vibrational Energy (zpe) 10913.3 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 MP2/LANL2DZ
ABC
0.16563 0.15947 0.15947

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/LANL2DZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 1.520
C2 0.000 0.000 0.001
H3 0.000 -1.039 1.879
H4 0.900 0.519 1.879
H5 -0.900 0.519 1.879
F6 0.000 1.315 -0.547
F7 -1.139 -0.657 -0.547
F8 1.139 -0.657 -0.547

Atom - Atom Distances (Å)
  C1 C2 H3 H4 H5 F6 F7 F8
C11.51931.09931.09931.09932.44952.44952.4495
C21.51932.14682.14682.14681.42421.42421.4242
H31.09932.14681.79941.79943.38022.70702.7070
H41.09932.14681.79941.79942.70703.38022.7070
H51.09932.14681.79941.79942.70702.70703.3802
F62.44951.42423.38022.70702.70702.27722.2772
F72.44951.42422.70703.38022.70702.27722.2772
F82.44951.42422.70702.70703.38022.27722.2772

picture of Ethane, 1,1,1-trifluoro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F6 112.608 C1 C2 F7 112.608
C1 C2 F8 112.608 C2 C1 H3 109.079
C2 C1 H4 109.079 C2 C1 H5 109.079
H3 C1 H4 109.861 H3 C1 H5 109.861
H4 C1 H5 109.860 F6 C2 F7 106.160
F6 C2 F8 106.160 F7 C2 F8 106.160
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability