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All results from a given calculation for CHF3 (Methane, trifluoro-)

using model chemistry: CCSD(T)/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at CCSD(T)/TZVP
 hartrees
Energy at 0K-337.686850
Energy at 298.15K 
HF Energy-336.907702
Nuclear repulsion energy133.366224
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 CCSD(T)/TZVP
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 3173 3054 0.00      
2 A1 1157 1113 0.00      
3 A1 710 683 0.00      
4 E 1442 1388 0.00      
4 E 1442 1388 0.00      
5 E 1187 1142 0.00      
5 E 1187 1142 0.00      
6 E 516 497 0.00      
6 E 516 497 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 5664.6 cm-1
Scaled (by 0.9625) Zero Point Vibrational Energy (zpe) 5452.2 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 CCSD(T)/TZVP
ABC
0.34322 0.34322 0.18817

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)/TZVP

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.339
H2 0.000 0.000 1.428
F3 0.000 1.254 -0.128
F4 1.086 -0.627 -0.128
F5 -1.086 -0.627 -0.128

Atom - Atom Distances (Å)
  C1 H2 F3 F4 F5
C11.08921.33781.33781.3378
H21.08921.99831.99831.9983
F31.33781.99832.17152.1715
F41.33781.99832.17152.1715
F51.33781.99832.17152.1715

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 110.426 H2 C1 F4 110.426
H2 C1 F5 110.426 F3 C1 F4 108.500
F3 C1 F5 108.500 F4 C1 F5 108.500
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability