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 CHF3 (Methane, trifluoro-)

using model chemistry: CID/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at CID/cc-pVTZ
 hartrees
Energy at 0K-337.712710
Energy at 298.15K 
HF Energy-336.908095
Nuclear repulsion energy135.401756
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 CID/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 A1 3287 3045 35.99      
2 A1 1227 1136 117.36      
3 A1 749 694 17.30      
4 E 1499 1389 75.56      
4 E 1499 1389 75.56      
5 E 1277 1183 279.21      
5 E 1277 1183 279.21      
6 E 542 502 3.65      
6 E 542 502 3.65      

Unscaled Zero Point Vibrational Energy (zpe) 5949.2 cm-1
Scaled (by 0.9265) Zero Point Vibrational Energy (zpe) 5511.9 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 CID/cc-pVTZ
ABC
0.35384 0.35384 0.19400

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.333
H2 0.000 0.000 1.410
F3 0.000 1.235 -0.126
F4 1.069 -0.617 -0.126
F5 -1.069 -0.617 -0.126

Atom - Atom Distances (Å)
  C1 H2 F3 F4 F5
C11.07761.31731.31731.3173
H21.07761.97121.97121.9712
F31.31731.97122.13862.1386
F41.31731.97122.13862.1386
F51.31731.97122.13862.1386

picture of Methane, trifluoro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 F3 110.388 H2 C1 F4 110.388
H2 C1 F5 110.388 F3 C1 F4 108.540
F3 C1 F5 108.540 F4 C1 F5 108.540
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability