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

using model chemistry: HSEh1PBE/6-311G**

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/6-311G**
 hartrees
Energy at 0K-517.210879
Energy at 298.15K 
HF Energy-517.210879
Nuclear repulsion energy50.315136
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/6-311G**
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 3511 3372 4.16      
2 A1 1937 1860 2798.08      
3 A1 1143 1098 103.33      
4 A1 224 215 65.08      
5 E 3642 3498 21.20      
5 E 3642 3498 21.19      
6 E 1668 1602 27.74      
6 E 1668 1602 27.73      
7 E 959 921 57.22      
7 E 959 921 57.23      
8 E 291 279 15.88      
8 E 291 279 15.88      

Unscaled Zero Point Vibrational Energy (zpe) 9967.6 cm-1
Scaled (by 0.9604) Zero Point Vibrational Energy (zpe) 9572.9 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/6-311G**
ABC
6.21415 0.15518 0.15518

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/6-311G**

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 -1.835
Cl2 0.000 0.000 1.156
H3 0.000 0.947 -2.196
H4 0.820 -0.474 -2.196
H5 -0.820 -0.474 -2.196
H6 0.000 0.000 -0.214

Atom - Atom Distances (Å)
  N1 Cl2 H3 H4 H5 H6
N12.99001.01381.01381.01381.6203
Cl22.99003.48273.48273.48271.3697
H31.01383.48271.64061.64062.1965
H41.01383.48271.64061.64062.1965
H51.01383.48271.64061.64062.1965
H61.62031.36972.19652.19652.1965

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 108.023
H3 N1 H5 108.023 H3 N1 H6 110.884
H4 N1 H5 108.023 H4 N1 H6 110.884
H5 N1 H6 110.884
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.571      
2 Cl -0.384      
3 H 0.240      
4 H 0.240      
5 H 0.240      
6 H 0.236      


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 -5.707 5.707
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.453 0.000 0.000
y 0.000 -20.453 0.000
z 0.000 0.000 -15.322
Traceless
 xyz
x -2.566 0.000 0.000
y 0.000 -2.566 0.000
z 0.000 0.000 5.132
Polar
3z2-r210.263
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 2.464 0.000 0.000
y 0.000 2.464 0.000
z 0.000 0.000 5.098


<r2> (average value of r2) Å2
<r2> 75.167
(<r2>)1/2 8.670