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

using model chemistry: HSEh1PBE/6-31+G**

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/6-31+G**
 hartrees
Energy at 0K-517.170489
Energy at 298.15K 
HF Energy-517.170489
Nuclear repulsion energy50.282618
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/6-31+G**
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 3523 3363 2.26      
2 A1 1980 1891 2669.44      
3 A1 1145 1093 140.69      
4 A1 221 211 59.81      
5 E 3670 3504 29.39      
5 E 3670 3504 29.38      
6 E 1671 1595 34.05      
6 E 1671 1595 34.05      
7 E 951 908 65.54      
7 E 951 908 65.54      
8 E 298 284 15.60      
8 E 298 284 15.60      

Unscaled Zero Point Vibrational Energy (zpe) 10023.4 cm-1
Scaled (by 0.9548) Zero Point Vibrational Energy (zpe) 9570.3 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/6-31+G**
ABC
6.18711 0.15480 0.15480

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/6-31+G**

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 -1.838
Cl2 0.000 0.000 1.157
H3 0.000 0.949 -2.196
H4 0.822 -0.475 -2.196
H5 -0.822 -0.475 -2.196
H6 0.000 0.000 -0.207

Atom - Atom Distances (Å)
  N1 Cl2 H3 H4 H5 H6
N12.99451.01461.01461.01461.6309
Cl22.99453.48443.48443.48441.3635
H31.01463.48441.64421.64422.2040
H41.01463.48441.64421.64422.2040
H51.01463.48441.64421.64422.2040
H61.63091.36352.20402.20402.2040

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 108.248
H3 N1 H5 108.248 H3 N1 H6 110.668
H4 N1 H5 108.248 H4 N1 H6 110.668
H5 N1 H6 110.668
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.929      
2 Cl -0.313      
3 H 0.342      
4 H 0.342      
5 H 0.342      
6 H 0.216      


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 -5.494 5.494
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.426 0.000 0.000
y 0.000 -20.426 0.000
z 0.000 0.000 -15.675
Traceless
 xyz
x -2.376 0.000 0.000
y 0.000 -2.376 0.000
z 0.000 0.000 4.751
Polar
3z2-r29.502
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 2.919 0.000 0.000
y 0.000 2.919 0.000
z 0.000 0.000 5.670


<r2> (average value of r2) Å2
<r2> 75.367
(<r2>)1/2 8.681