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

using model chemistry: mPW1PW91/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at mPW1PW91/6-31G(2df,p)
 hartrees
Energy at 0K-338.169903
Energy at 298.15K 
HF Energy-338.169903
Nuclear repulsion energy134.374832
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 mPW1PW91/6-31G(2df,p)
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 3119 2978 49.42 59.68 0.21 0.35
2 A1 1173 1120 95.64 3.93 0.01 0.03
3 A1 715 683 13.13 1.60 0.31 0.48
4 E 1427 1363 68.87 3.02 0.75 0.86
4 E 1427 1363 68.87 3.01 0.75 0.86
5 E 1211 1156 226.33 2.31 0.75 0.86
5 E 1211 1156 226.35 2.31 0.75 0.86
6 E 514 491 2.33 0.84 0.75 0.86
6 E 514 491 2.33 0.84 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 5656.5 cm-1
Scaled (by 0.9547) Zero Point Vibrational Energy (zpe) 5400.2 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 mPW1PW91/6-31G(2df,p)
ABC
0.34853 0.34853 0.19114

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-31G(2df,p)

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.334
H2 0.000 0.000 1.428
F3 0.000 1.244 -0.127
F4 1.077 -0.622 -0.127
F5 -1.077 -0.622 -0.127

Atom - Atom Distances (Å)
  C1 H2 F3 F4 F5
C11.09441.32671.32671.3267
H21.09441.99181.99181.9918
F31.32671.99182.15462.1546
F41.32671.99182.15462.1546
F51.32671.99182.15462.1546

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 110.341 H2 C1 F4 110.341
H2 C1 F5 110.341 F3 C1 F4 108.588
F3 C1 F5 108.588 F4 C1 F5 108.588
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.169      
2 H 0.113      
3 F -0.094      
4 F -0.094      
5 F -0.094      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 1.365 1.365
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.230 0.000 0.000
y 0.000 -21.230 0.000
z 0.000 0.000 -18.170
Traceless
 xyz
x -1.530 0.000 0.000
y 0.000 -1.530 0.000
z 0.000 0.000 3.060
Polar
3z2-r26.121
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.285 0.000 0.000
y 0.000 2.285 0.000
z 0.000 0.000 2.217


<r2> (average value of r2) Å2
<r2> 57.549
(<r2>)1/2 7.586