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All results from a given calculation for HFCO (formyl fluoride)

using model chemistry: B2PLYP=FULLultrafine/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B2PLYP=FULLultrafine/cc-pVDZ
 hartrees
Energy at 0K-213.610113
Energy at 298.15K 
HF Energy-213.443165
Nuclear repulsion energy66.997744
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 B2PLYP=FULLultrafine/cc-pVDZ
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' 3123 2993 36.43 84.79 0.26 0.41
2 A' 1891 1812 248.78 9.20 0.21 0.34
3 A' 1375 1317 2.30 7.37 0.68 0.81
4 A' 1091 1046 241.08 3.04 0.37 0.55
5 A' 663 636 20.33 3.35 0.63 0.77
6 A" 1038 995 0.22 1.67 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 4590.3 cm-1
Scaled (by 0.9582) Zero Point Vibrational Energy (zpe) 4398.4 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 B2PLYP=FULLultrafine/cc-pVDZ
ABC
3.02822 0.38762 0.34364

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULLultrafine/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.399 0.000
O2 1.154 0.127 0.000
F3 -0.975 -0.535 0.000
H4 -0.462 1.402 0.000

Atom - Atom Distances (Å)
  C1 O2 F3 H4
C11.18571.34971.1039
O21.18572.22902.0582
F31.34972.22902.0033
H41.10392.05822.0033

picture of formyl fluoride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O2 C1 F3 122.945 O2 C1 H4 127.998
F3 C1 H4 109.057
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP=FULLultrafine/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.304      
2 O -0.165      
3 F -0.177      
4 H 0.039      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.169 1.547 0.000 1.939
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.516 -1.092 -0.001
y -1.092 -14.633 -0.002
z -0.001 -0.002 -14.995
Traceless
 xyz
x -3.701 -1.092 -0.001
y -1.092 2.123 -0.002
z -0.001 -0.002 1.579
Polar
3z2-r23.157
x2-y2-3.883
xy-1.092
xz-0.001
yz-0.002


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.668 -0.053 -0.000
y -0.053 1.926 0.000
z -0.000 0.000 1.160


<r2> (average value of r2) Å2
<r2> 35.060
(<r2>)1/2 5.921