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All results from a given calculation for NHCl2 (dichloroamine)

using model chemistry: MP2/CEP-121G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2/CEP-121G
 hartrees
Energy at 0K-39.680707
Energy at 298.15K-39.680939
HF Energy-39.463608
Nuclear repulsion energy33.514817
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 MP2/CEP-121G
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' 3263 3185 9.77 85.51 0.26 0.42
2 A' 1035 1010 36.42 9.54 0.75 0.86
3 A' 524 511 1.73 9.65 0.24 0.38
4 A' 247 241 0.03 9.65 0.53 0.69
5 A" 1295 1264 1.76 7.21 0.75 0.86
6 A" 625 610 34.67 8.54 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 3494.3 cm-1
Scaled (by 0.976) Zero Point Vibrational Energy (zpe) 3410.5 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 MP2/CEP-121G
ABC
1.00295 0.09979 0.09161

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/CEP-121G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.023 0.886 0.000
H2 -0.963 1.235 0.000
Cl3 0.023 -0.219 1.550
Cl4 0.023 -0.219 -1.550

Atom - Atom Distances (Å)
  N1 H2 Cl3 Cl4
N11.04621.90351.9035
H21.04622.34272.3427
Cl31.90352.34273.1004
Cl41.90352.34273.1004

picture of dichloroamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 N1 Cl3 101.151 H2 N1 Cl4 101.151
Cl3 N1 Cl4 109.057
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability