return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for NHCl2 (dichloroamine)

using model chemistry: CCD/aug-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 CCD/aug-cc-pVDZ
 hartrees
Energy at 0K-974.461117
Energy at 298.15K-974.461530
HF Energy-973.952984
Nuclear repulsion energy135.246108
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 CCD/aug-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' 3468 3345 25.31      
2 A' 1060 1022 36.70      
3 A' 642 619 0.28      
4 A' 293 282 0.07      
5 A" 1356 1308 1.11      
6 A" 718 693 32.84      

Unscaled Zero Point Vibrational Energy (zpe) 3768.3 cm-1
Scaled (by 0.9645) Zero Point Vibrational Energy (zpe) 3634.5 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 CCD/aug-cc-pVDZ
ABC
1.14069 0.11405 0.10474

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.023 0.826 0.000
H2 -0.943 1.178 0.000
Cl3 0.023 -0.205 1.450
Cl4 0.023 -0.205 -1.450

Atom - Atom Distances (Å)
  N1 H2 Cl3 Cl4
N11.02791.77871.7787
H21.02792.22422.2242
Cl31.77872.22422.8995
Cl41.77872.22422.8995

picture of dichloroamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 N1 Cl3 101.464 H2 N1 Cl4 101.464
Cl3 N1 Cl4 109.189
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability