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All results from a given calculation for NH2F (monofluoroamine)

using model chemistry: CISD/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CISD/3-21G*
 hartrees
Energy at 0K-154.346803
Energy at 298.15K-154.349480
Nuclear repulsion energy34.779526
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 CISD/3-21G*
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' 3322 3104 1.85      
2 A' 1696 1585 26.89      
3 A' 1262 1179 69.51      
4 A' 973 909 5.27      
5 A" 3426 3201 3.87      
6 A" 1296 1211 1.83      

Unscaled Zero Point Vibrational Energy (zpe) 5987.4 cm-1
Scaled (by 0.9344) Zero Point Vibrational Energy (zpe) 5594.6 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 CISD/3-21G*
ABC
8.61398 0.81998 0.78846

See section I.F.4 to change rotational constant units
Geometric Data calculated at CISD/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.064 0.722 0.000
F2 -0.064 -0.765 0.000
H3 0.515 0.916 0.830
H4 0.515 0.916 -0.830

Atom - Atom Distances (Å)
  N1 F2 H3 H4
N11.48701.03071.0307
F21.48701.96271.9627
H31.03071.96271.6606
H41.03071.96271.6606

picture of monofluoroamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 N1 H3 100.882 F2 N1 H4 100.882
H3 N1 H4 107.333
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability