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All results from a given calculation for NH4Cl (Ammonium chloride)

using model chemistry: TPSSh/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at TPSSh/Def2TZVPP
 hartrees
Energy at 0K-517.432478
Energy at 298.15K 
HF Energy-517.432478
Nuclear repulsion energy49.669341
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 TPSSh/Def2TZVPP
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 3458 3458 0.43      
2 A1 2123 2123 2264.68      
3 A1 1130 1130 88.70      
4 A1 211 211 38.84      
5 E 3581 3581 12.88      
5 E 3581 3581 12.88      
6 E 1672 1672 20.99      
6 E 1672 1672 20.98      
7 E 850 850 33.53      
7 E 850 850 33.54      
8 E 252 252 16.61      
8 E 252 252 16.60      

Unscaled Zero Point Vibrational Energy (zpe) 9815.8 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 9815.8 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 TPSSh/Def2TZVPP
ABC
6.22821 0.14885 0.14885

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/Def2TZVPP

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 -1.876
Cl2 0.000 0.000 1.179
H3 0.000 0.946 -2.244
H4 0.819 -0.473 -2.244
H5 -0.819 -0.473 -2.244
H6 0.000 0.000 -0.170

Atom - Atom Distances (Å)
  N1 Cl2 H3 H4 H5 H6
N13.05451.01521.01521.01521.7059
Cl23.05453.55103.55103.55101.3486
H31.01523.55101.63881.63882.2797
H41.01523.55101.63881.63882.2797
H51.01523.55101.63881.63882.2797
H61.70591.34862.27972.27972.2797

picture of Ammonium chloride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 H6 Cl2 180.000 H3 N1 H4 107.626
H3 N1 H5 107.626 H3 N1 H6 111.259
H4 N1 H5 107.626 H4 N1 H6 111.259
H5 N1 H6 111.259
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.393      
2 Cl -0.356      
3 H 0.169      
4 H 0.169      
5 H 0.169      
6 H 0.242      


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 -4.917 4.917
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.204 0.000 0.000
y 0.000 3.204 0.000
z 0.000 0.000 5.703


<r2> (average value of r2) Å2
<r2> 77.555
(<r2>)1/2 8.807