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

using model chemistry: HSEh1PBE/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 HSEh1PBE/Def2TZVPP
 hartrees
Energy at 0K-517.220370
Energy at 298.15K 
HF Energy-517.220370
Nuclear repulsion energy49.984610
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 HSEh1PBE/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 3513 3513 1.71      
2 A1 2102 2102 2357.78      
3 A1 1105 1105 117.82      
4 A1 205 205 44.60      
5 E 3645 3645 21.58      
5 E 3645 3645 21.57      
6 E 1659 1659 24.40      
6 E 1659 1659 24.39      
7 E 867 867 34.49      
7 E 867 867 34.49      
8 E 249 249 16.56      
8 E 249 249 16.56      

Unscaled Zero Point Vibrational Energy (zpe) 9882.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 9882.7 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 HSEh1PBE/Def2TZVPP
ABC
6.23884 0.15127 0.15127

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/Def2TZVPP

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 -1.862
Cl2 0.000 0.000 1.169
H3 0.000 0.945 -2.221
H4 0.819 -0.473 -2.221
H5 -0.819 -0.473 -2.221
H6 0.000 0.000 -0.178

Atom - Atom Distances (Å)
  N1 Cl2 H3 H4 H5 H6
N13.03071.01151.01151.01151.6834
Cl23.03073.51983.51983.51981.3472
H31.01153.51981.63741.63742.2513
H41.01153.51981.63741.63742.2513
H51.01153.51981.63741.63742.2513
H61.68341.34722.25132.25132.2513

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 108.074
H3 N1 H5 108.074 H3 N1 H6 110.835
H4 N1 H5 108.074 H4 N1 H6 110.835
H5 N1 H6 110.835
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.410      
2 Cl -0.357      
3 H 0.175      
4 H 0.175      
5 H 0.175      
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 -4.959 4.959
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.034 0.000 0.000
y 0.000 -20.034 0.000
z 0.000 0.000 -15.187
Traceless
 xyz
x -2.423 0.000 0.000
y 0.000 -2.423 0.000
z 0.000 0.000 4.847
Polar
3z2-r29.694
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.176 0.000 0.000
y 0.000 3.176 0.000
z 0.000 0.000 5.589


<r2> (average value of r2) Å2
<r2> 76.514
(<r2>)1/2 8.747